TSOP11规格书应用电路威世现货供应价格Vishay-IC资料网

您好,欢迎来到114ic资料网！

114ic电子网登录注册

芯片资料

数据手册
丝印反查
库存查询
行业新闻
生产厂家
替换型号
晶体管

精确

型号	功能描述	生产厂家企业	LOGO
TSOP11	Photo Modules for PCM Remote Control Systems Description The TSOP11.. – series are miniaturized receivers for infrared remote control systems. PIN diode and preamplifier are assembled on lead frame, the epoxy package is designed as IR filter. The demodulated output signal can directly be decoded by a microprocessor. The main benefit is the	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP11	Photo Modules for PCM Remote Control Systems	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP111	IR Receiver Modules for Remote Control Systems DESCRIPTION The TSOP11... series devices are the latest generation miniaturized IR receiver modules for infrared remote control systems. This series provides improvements in sensitivity to remote control signals in dark ambient as well as in sensitivity in the presence of optical disturbances	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP111	IR Receiver Modules for Remote Control Systems DESCRIPTION The TSOP11... series devices are the latest generation miniaturized IR receiver modules for infrared remote control systems. This series provides improvements in sensitivity to remote control signals in dark ambient as well as in sensitivity in the presence of optical disturbances	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP111..	IR Receiver Modules for Remote Control Systems DESCRIPTION The TSOP11... series devices are the latest generation miniaturized IR receiver modules for infrared remote control systems. This series provides improvements in sensitivity to remote control signals in dark ambient as well as in sensitivity in the presence of optical disturbances	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP111_V01	IR Receiver Modules for Remote Control Systems DESCRIPTION The TSOP11... series devices are the latest generation miniaturized IR receiver modules for infrared remote control systems. This series provides improvements in sensitivity to remote control signals in dark ambient as well as in sensitivity in the presence of optical disturbances	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP11130	IR Receiver Modules for Remote Control Systems DESCRIPTION The TSOP11... series devices are the latest generation miniaturized IR receiver modules for infrared remote control systems. This series provides improvements in sensitivity to remote control signals in dark ambient as well as in sensitivity in the presence of optical disturbances	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP11133	IR Receiver Modules for Remote Control Systems DESCRIPTION The TSOP11... series devices are the latest generation miniaturized IR receiver modules for infrared remote control systems. This series provides improvements in sensitivity to remote control signals in dark ambient as well as in sensitivity in the presence of optical disturbances	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP11136	IR Receiver Modules for Remote Control Systems DESCRIPTION The TSOP11... series devices are the latest generation miniaturized IR receiver modules for infrared remote control systems. This series provides improvements in sensitivity to remote control signals in dark ambient as well as in sensitivity in the presence of optical disturbances	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP11138	IR Receiver Modules for Remote Control Systems DESCRIPTION The TSOP11... series devices are the latest generation miniaturized IR receiver modules for infrared remote control systems. This series provides improvements in sensitivity to remote control signals in dark ambient as well as in sensitivity in the presence of optical disturbances	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP11140	IR Receiver Modules for Remote Control Systems DESCRIPTION The TSOP11... series devices are the latest generation miniaturized IR receiver modules for infrared remote control systems. This series provides improvements in sensitivity to remote control signals in dark ambient as well as in sensitivity in the presence of optical disturbances	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP11156	IR Receiver Modules for Remote Control Systems DESCRIPTION The TSOP11... series devices are the latest generation miniaturized IR receiver modules for infrared remote control systems. This series provides improvements in sensitivity to remote control signals in dark ambient as well as in sensitivity in the presence of optical disturbances	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP112	IR Receiver Modules for Remote Control Systems DESCRIPTION This IR receiver series is optimized for long burst remote control systems in different environments. The customer can chose between different IC settings (AGC variants), to find the optimum solution for his application. The higher the AGC, the better noise is suppressed, but the	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP112	IR Receiver Modules for Remote Control Systems DESCRIPTION This IR receiver series is optimized for long burst remote control systems in different environments. The customer can chose between different IC settings (AGC variants), to find the optimum solution for his application. The higher the AGC, the better noise is suppressed, but the	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP112..	IR Receiver Modules for Remote Control Systems DESCRIPTION This IR receiver series is optimized for long burst remote control systems in different environments. The customer can chose between different IC settings (AGC variants), to find the optimum solution for his application. The higher the AGC, the better noise is suppressed, but the	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP112..	IR Receiver Modules for Remote Control Systems DESCRIPTION This IR receiver series is optimized for long burst remote control systems in different environments. The customer can chose between different IC settings (AGC variants), to find the optimum solution for his application. The higher the AGC, the better noise is suppressed, but the	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP112_V01	IR Receiver Modules for Remote Control Systems DESCRIPTION This IR receiver series is optimized for long burst remote control systems in different environments. The customer can chose between different IC settings (AGC variants), to find the optimum solution for his application. The higher the AGC, the better noise is suppressed, but the	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP11230	IR Receiver Modules for Remote Control Systems DESCRIPTION This IR receiver series is optimized for long burst remote control systems in different environments. The customer can chose between different IC settings (AGC variants), to find the optimum solution for his application. The higher the AGC, the better noise is suppressed, but the	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP11233	IR Receiver Modules for Remote Control Systems DESCRIPTION This IR receiver series is optimized for long burst remote control systems in different environments. The customer can chose between different IC settings (AGC variants), to find the optimum solution for his application. The higher the AGC, the better noise is suppressed, but the	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP11236	IR Receiver Modules for Remote Control Systems DESCRIPTION This IR receiver series is optimized for long burst remote control systems in different environments. The customer can chose between different IC settings (AGC variants), to find the optimum solution for his application. The higher the AGC, the better noise is suppressed, but the	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP11238	IR Receiver Modules for Remote Control Systems DESCRIPTION This IR receiver series is optimized for long burst remote control systems in different environments. The customer can chose between different IC settings (AGC variants), to find the optimum solution for his application. The higher the AGC, the better noise is suppressed, but the	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP11240	IR Receiver Modules for Remote Control Systems DESCRIPTION This IR receiver series is optimized for long burst remote control systems in different environments. The customer can chose between different IC settings (AGC variants), to find the optimum solution for his application. The higher the AGC, the better noise is suppressed, but the	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP11256	IR Receiver Modules for Remote Control Systems DESCRIPTION This IR receiver series is optimized for long burst remote control systems in different environments. The customer can chose between different IC settings (AGC variants), to find the optimum solution for his application. The higher the AGC, the better noise is suppressed, but the	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP113	IR Receiver Modules for Remote Control Systems DESCRIPTION The TSOP11... series devices are the latest generation miniaturized IR receiver modules for infrared remote control systems. This series provides improvements in sensitivity to remote control signals in dark ambient as well as in sensitivity in the presence of optical disturbances	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP113	IR Receiver Modules for Remote Control Systems DESCRIPTION The TSOP11... series devices are the latest generation miniaturized IR receiver modules for infrared remote control systems. This series provides improvements in sensitivity to remote control signals in dark ambient as well as in sensitivity in the presence of optical disturbances	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP113..	IR Receiver Modules for Remote Control Systems DESCRIPTION The TSOP11... series devices are the latest generation miniaturized IR receiver modules for infrared remote control systems. This series provides improvements in sensitivity to remote control signals in dark ambient as well as in sensitivity in the presence of optical disturbances	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP1130	Photo Modules for PCM Remote Control Systems Description The TSOP11.. – series are miniaturized receivers for infrared remote control systems. PIN diode and preamplifier are assembled on lead frame, the epoxy package is designed as IR filter. The demodulated output signal can directly be decoded by a microprocessor. The main benefit is the	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP1130CB1	Photo Modules for PCM Remote Control Systems Description The TDS.11.. series are 7 mm character seven segment LED displays in a very compact package. The displays are designed for a viewing distance up to 3 meters and available in four bright colors. The grey package surface and the evenly lighted untinted segments provide an optimum on-of	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP1130GL1	Photo Modules for PCM Remote Control Systems Description The TSOP11..GL1 – series are miniaturized receivers for infrared remote control systems. PIN diode and preamplifier are assembled on lead frame, the epoxy package is designed as IR filter. The demodulated output signal can directly be de coded by a microprocessor. The main benefit i	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP1130KA1	Photo Modules for PCM Remote Control Systems Description The TSOP11..KA1 – series are miniaturized receivers for infrared remote control systems. PIN diode and preamplifier are assembled on lead frame, the epoxy package is designed as IR filter. The demodulated output signal can directly be decoded by a microprocessor. The main benefit is	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP1130KD1	Photo Modules for PCM Remote Control Systems Description The TSOP11..KD1 – series are miniaturized receivers for infrared remote control systems. PIN diode and preamplifier are assembled on lead frame, the epoxy package is designed as IR filter. The demodulated output signal can directly be de coded by a microprocessor. The main benefit is	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP1130KS1	Photo Modules for PCM Remote Control Systems Description The TSOP11..KS1 – series are miniaturized receivers for infrared remote control systems. PIN diode and preamplifier are assembled on lead frame, the epoxy package is designed as IR filter. The demodulated output signal can directly be decoded by a microprocessor. The main benefit is	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP1130RF1	Photo Modules for PCM Remote Control Systems Description The TSOP11..RF1 – series are miniaturized receivers for infrared remote control systems. PIN diode and preamplifier are assembled on lead frame, the epoxy package is designed as IR filter. The demodulated output signal can directly be decoded by a microprocessor. The main benefit is	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP1130SA1	Photo Modules for PCM Remote Control Systems Description The TSOP11..SA1 – series are miniaturized receivers for infrared remote control systems. PIN diode and preamplifier are assembled on lead frame, the epoxy package is designed as IR filter. The demodulated output signal can directly be decoded by a microprocessor. The main benefit is	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP1130SB1	Photo Modules for PCM Remote Control Systems Description The TSOP11..SB1 – series are miniaturized receivers for infrared remote control systems. PIN diode and preamplifier are assembled on lead frame, the epoxy package is designed as IR filter. The demodulated output signal can directly be de coded by a microprocessor. The main benefit i	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP1130TB1	Photo Modules for PCM Remote Control Systems Description The TSOP11..TB1 – series are miniaturized receivers for infrared remote control systems. PIN diode and preamplifier are assembled on lead frame, the epoxy package is designed as IR filter. The demodulated output signal can directly be decoded by a microprocessor. The main benefit is	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP1130UU1	Photo Modules for PCM Remote Control Systems Description The TSOP11..UU1 – series are miniaturized receivers for infrared remote control systems. PIN diode and preamplifier are assembled on lead frame, the epoxy package is designed as IR filter. The demodulated output signal can directly be decoded by a microprocessor. The main benefit is	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP1130XG1	Photo Modules for PCM Remote Control Systems Description The TSOP11..XG1 – series are miniaturized receivers for infrared remote control systems. PIN diode and preamplifier are assembled on lead frame, the epoxy package is designed as IR filter. The demodulated output signal can directly be decoded by a microprocessor. The main benefit is	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP1133	Photo Modules for PCM Remote Control Systems Description The TSOP11.. – series are miniaturized receivers for infrared remote control systems. PIN diode and preamplifier are assembled on lead frame, the epoxy package is designed as IR filter. The demodulated output signal can directly be decoded by a microprocessor. The main benefit is the	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP11330	IR Receiver Modules for Remote Control Systems DESCRIPTION The TSOP11... series devices are the latest generation miniaturized IR receiver modules for infrared remote control systems. This series provides improvements in sensitivity to remote control signals in dark ambient as well as in sensitivity in the presence of optical disturbances	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP11333	IR Receiver Modules for Remote Control Systems DESCRIPTION The TSOP11... series devices are the latest generation miniaturized IR receiver modules for infrared remote control systems. This series provides improvements in sensitivity to remote control signals in dark ambient as well as in sensitivity in the presence of optical disturbances	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP11336	IR Receiver Modules for Remote Control Systems DESCRIPTION The TSOP11... series devices are the latest generation miniaturized IR receiver modules for infrared remote control systems. This series provides improvements in sensitivity to remote control signals in dark ambient as well as in sensitivity in the presence of optical disturbances	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP11338	IR Receiver Modules for Remote Control Systems DESCRIPTION The TSOP11... series devices are the latest generation miniaturized IR receiver modules for infrared remote control systems. This series provides improvements in sensitivity to remote control signals in dark ambient as well as in sensitivity in the presence of optical disturbances	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP1133CB1	Photo Modules for PCM Remote Control Systems Description The TDS.11.. series are 7 mm character seven segment LED displays in a very compact package. The displays are designed for a viewing distance up to 3 meters and available in four bright colors. The grey package surface and the evenly lighted untinted segments provide an optimum on-of	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP1133GL1	Photo Modules for PCM Remote Control Systems Description The TSOP11..GL1 – series are miniaturized receivers for infrared remote control systems. PIN diode and preamplifier are assembled on lead frame, the epoxy package is designed as IR filter. The demodulated output signal can directly be de coded by a microprocessor. The main benefit i	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP1133KA1	Photo Modules for PCM Remote Control Systems Description The TSOP11..KA1 – series are miniaturized receivers for infrared remote control systems. PIN diode and preamplifier are assembled on lead frame, the epoxy package is designed as IR filter. The demodulated output signal can directly be decoded by a microprocessor. The main benefit is	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP1133KD1	Photo Modules for PCM Remote Control Systems Description The TSOP11..KD1 – series are miniaturized receivers for infrared remote control systems. PIN diode and preamplifier are assembled on lead frame, the epoxy package is designed as IR filter. The demodulated output signal can directly be de coded by a microprocessor. The main benefit is	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP1133KS1	Photo Modules for PCM Remote Control Systems Description The TSOP11..KS1 – series are miniaturized receivers for infrared remote control systems. PIN diode and preamplifier are assembled on lead frame, the epoxy package is designed as IR filter. The demodulated output signal can directly be decoded by a microprocessor. The main benefit is	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP1133RF1	Photo Modules for PCM Remote Control Systems Description The TSOP11..RF1 – series are miniaturized receivers for infrared remote control systems. PIN diode and preamplifier are assembled on lead frame, the epoxy package is designed as IR filter. The demodulated output signal can directly be decoded by a microprocessor. The main benefit is	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP1133SA1	Photo Modules for PCM Remote Control Systems Description The TSOP11..SA1 – series are miniaturized receivers for infrared remote control systems. PIN diode and preamplifier are assembled on lead frame, the epoxy package is designed as IR filter. The demodulated output signal can directly be decoded by a microprocessor. The main benefit is	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP1133SB1	Photo Modules for PCM Remote Control Systems Description The TSOP11..SB1 – series are miniaturized receivers for infrared remote control systems. PIN diode and preamplifier are assembled on lead frame, the epoxy package is designed as IR filter. The demodulated output signal can directly be de coded by a microprocessor. The main benefit i	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP1133TB1	Photo Modules for PCM Remote Control Systems Description The TSOP11..TB1 – series are miniaturized receivers for infrared remote control systems. PIN diode and preamplifier are assembled on lead frame, the epoxy package is designed as IR filter. The demodulated output signal can directly be decoded by a microprocessor. The main benefit is	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP1133UU1	Photo Modules for PCM Remote Control Systems Description The TSOP11..UU1 – series are miniaturized receivers for infrared remote control systems. PIN diode and preamplifier are assembled on lead frame, the epoxy package is designed as IR filter. The demodulated output signal can directly be decoded by a microprocessor. The main benefit is	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP1133XG1	Photo Modules for PCM Remote Control Systems Description The TSOP11..XG1 – series are miniaturized receivers for infrared remote control systems. PIN diode and preamplifier are assembled on lead frame, the epoxy package is designed as IR filter. The demodulated output signal can directly be decoded by a microprocessor. The main benefit is	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP11340	IR Receiver Modules for Remote Control Systems DESCRIPTION The TSOP11... series devices are the latest generation miniaturized IR receiver modules for infrared remote control systems. This series provides improvements in sensitivity to remote control signals in dark ambient as well as in sensitivity in the presence of optical disturbances	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP11356	IR Receiver Modules for Remote Control Systems DESCRIPTION The TSOP11... series devices are the latest generation miniaturized IR receiver modules for infrared remote control systems. This series provides improvements in sensitivity to remote control signals in dark ambient as well as in sensitivity in the presence of optical disturbances	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP1136	Photo Modules for PCM Remote Control Systems Description The TSOP11.. – series are miniaturized receivers for infrared remote control systems. PIN diode and preamplifier are assembled on lead frame, the epoxy package is designed as IR filter. The demodulated output signal can directly be decoded by a microprocessor. The main benefit is the	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP1136	IR Receiver Module Description The 536AA3P is miniaturized receivers for infrared remote control systems. A PIN diode and a preamplifier are assembled on a lead frame, the epoxy package acts as an IR filter. Features 1. Very low supply current 2. Photo detector and preamplifier in one package 3. Internal filte	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP1136CB1	Photo Modules for PCM Remote Control Systems Description The TDS.11.. series are 7 mm character seven segment LED displays in a very compact package. The displays are designed for a viewing distance up to 3 meters and available in four bright colors. The grey package surface and the evenly lighted untinted segments provide an optimum on-of	VishayVishay Siliconix 威世威世科技公司	Vishay
TSOP1136GL1	Photo Modules for PCM Remote Control Systems Description The TSOP11..GL1 – series are miniaturized receivers for infrared remote control systems. PIN diode and preamplifier are assembled on lead frame, the epoxy package is designed as IR filter. The demodulated output signal can directly be de coded by a microprocessor. The main benefit i	VishayVishay Siliconix 威世威世科技公司	Vishay

TSOP11产品属性

类型
描述
型号
TSOP11
制造商
VISHAY
制造商全称
Vishay Siliconix
功能描述
Photo Modules for PCM Remote Control Systems

TSOP11供应商更多...

更新时间：2025-11-21 9:05:00

IC供应商	芯片型号	品牌	批号	封装	库存	备注	价格
中天科工半导体（深圳）有限公司	TSOP1138	VISHAY	20+	DIP-3	88720	红外全新原装主营-可开原型号增税票	询价
上海磐岳电子有限公司	TSOP1138	VISHAY	2023+	DIP-3	5800	进口原装,现货热卖	询价
深圳市勤思达科技有限公司	TSOP1156	VISHAY	11+	DIP-3	8000	全新原装,绝对正品现货供应	询价
深圳市博中泰实业有限公司	TSOP1136光电、光敏传感器	VISHAY/威世	24+	DIP-3	60000		询价
深圳市粤科源兴科技有限公司	TSOP11238UQ1	VISHAY	13+	DIP-3	7608	原装分销	询价
深圳市福田区绿盛电子商行	TSOP1138	VISHAY	2015+	SMD	19998	专业代理原装现货,特价热卖!	询价
深圳市羿芯诚电子有限公司	TSOP1156	VISHAY	20+	红外接收头	8850	公司优势现货原装正品价格优惠欢迎查询谢谢	询价
深圳市欧立现代科技有限公司	TSOP1136/TSOP1733	VISHAY	24+	DIP-3	6868	原装现货,可开13%税票	询价
深圳市诺美思科技有限公司	TSOP1138	VISHAY		原厂封装	9800	原装进口公司现货假一赔百	询价
深圳市明嘉莱科技有限公司	TSOP1133	VISHAY/威世	24+	DIP-3	880000	明嘉莱只做原装正品现货	询价

TSOP11芯片相关品牌

TSOP11规格书下载地址

TSOP11参数引脚图相关

TSOP11数据表相关新闻

TSOP75438WTT
TSOP75438WTT
2021-8-19
TSOP75238TR
TSOP75238TR
2021-8-19
TSMP58000
TSMP58000
2021-3-2
TSMP58138
TSMP58138
2021-3-2
TSM9435CS 原装现货供应
TSM9435CS，先进沟槽工艺技术超低导通电阻高密度单元设计
2021-2-21
TSOP34838
TSOP34838
2020-12-11

DdatasheetPDF页码索引

P1
P2
P3
P4
P5
P6
P7
P8
P9
P10
P11
P12
P13
P14
P15
P16
P17
P18
P19
P20
P21
P22
P23
P24
P25
P26
P27
P28
P29
P30
P31
P32
P33
P34
P35
P36
P37
P38
P39
P40
P41
P42
P43
P44
P45
P46
P47
P48
P49
P50
P51
P52
P53
P54
P55
P56
P57
P58
P59
P60
P61
P62
P63
P64
P65
P66
P67
P68
P69
P70
P71
P72
P73
P74
P75
P76
P77
P78
P79
P80
P81
P82
P83
P84
P85
P86
P87
P88
P89
P90
P91
P92
P93
P94
P95
P96
P97
P98
P99
P100
P101
P102
P103
P104
P105
P106
P107

您好,欢迎来到114ic资料网！

TSOP11产品属性

TSOP11供应商更多...

TSOP11芯片相关品牌

TSOP11规格书下载地址

TSOP11参数引脚图相关

TSOP11数据表相关新闻

TSOP75438WTT

TSOP75238TR

TSMP58000

TSMP58138

TSM9435CS 原装现货供应

TSOP34838

DdatasheetPDF页码索引