TCA9554A价格
参考价格：￥4.7952
型号：TCA9554APWR 品牌：TI 备注：这里有TCA9554A多少钱，2026年最近7天走势，今日出价，今日竞价，TCA9554A批发/采购报价，TCA9554A行情走势销售排行榜，TCA9554A报价。| 型号 | 功能描述 | 生产厂家 企业 | LOGO | 操作 |
|---|---|---|---|---|
丝印代码：TCA9554A；TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers 1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config | TI 德州仪器 |   | ||
丝印代码：TCA9554A；TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers 1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config | TI 德州仪器 | | ||
丝印代码：TCA9554A；TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers 1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config | TI 德州仪器 | | ||
丝印代码：TCA9554A；TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers 1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config | TI 德州仪器 | | ||
丝印代码：TCA9554A；TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers 1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config | TI 德州仪器 | | ||
丝印代码：TCA9554A；TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers 1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config | TI 德州仪器 | | ||
TCA9554A | TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers 1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config | TI 德州仪器 | | |
TCA9554A | 具有中断、弱上拉和配置寄存器的 8 位 1.65V 至 5.5V I2C/SMBus I/O 扩展器 TCA9554A 是一款 16 引脚器件，可为两线双向 I2C 总线（或 SMBus）协议提供 8 位通用并行输入/输出 (I/O) 扩展。该器件的工作电源电压范围为 1.65V 至 5.5V。器件支持 100kHz（标准模式）和 400kHz（快速模式）两种时钟频率。当开关、传感器、按钮、LED、风扇以及其他相似器件需要额外的 I/O 时，I/O 扩展器（如 TCA9554A）可提供简单解决方案。\n\n当 输入 状态发生变化时，TCA9554A 可在 INT 引脚上生成中断。硬件可选地址引脚 A0、A1 和 A2 最多允许 8 个 TCA9554A 器件位于同一 I2C 总线上。该器件还可 • I2C 至并行端口扩展器\n• 开漏电路低电平有效中断输出\n• 1.65 V 至 5.5 V 的工作电源电压范围\n• 可耐受 5V 电压的 I/O 端口\n• 400kHz 快速 I2C 总线\n• 3 个硬件地址引脚可在 I2C/SMBus 上支持最多 8 个器件\n• 输入和输出配置寄存器\n• 极性反转寄存器\n• 内部加电复位\n• 待机流耗较低 \n• 所用通道在加电时被配置为输入\n• 加电时无毛刺脉冲\n• SCL/SDA 输入端上的噪声滤波器\n• 具有最大高电流驱动能力的锁存输出，适用于直接驱动 LED\n• 锁断性能超过 100mA （符合 JESD 78 Clas; | TI 德州仪器 | | |
TCA9554A | LOW VOLTAGE 8-BIT I2C AND SMBus I/O EXPANDER 文件：506.91 Kbytes Page：33 Pages | TI 德州仪器 | | |
TCA9554A | TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers 文件：1.29803 Mbytes Page：38 Pages | TI 德州仪器 | | |
TCA9554A | Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers 文件：1.34195 Mbytes Page：39 Pages | TI 德州仪器 | | |
丝印代码：9554A；TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers 1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config | TI 德州仪器 | | ||
丝印代码：9554A；TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers 1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config | TI 德州仪器 | | ||
丝印代码：9554A；TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers 1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config | TI 德州仪器 | | ||
丝印代码：9554A；TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers 1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config | TI 德州仪器 | | ||
丝印代码：9554A；TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers 1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config | TI 德州仪器 | | ||
丝印代码：9554A；TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers 1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config | TI 德州仪器 | | ||
丝印代码：TD554A；TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers 1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config | TI 德州仪器 | | ||
丝印代码：TD554A；TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers 1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config | TI 德州仪器 | | ||
丝印代码：TD554A；TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers 1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config | TI 德州仪器 | | ||
TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers 1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config | TI 德州仪器 | | ||
TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers 1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config | TI 德州仪器 | | ||
TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers 1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config | TI 德州仪器 | | ||
TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers 1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config | TI 德州仪器 | | ||
TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers 1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config | TI 德州仪器 | | ||
TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers 1 Features 1. I2C to Parallel Port Expander . Open-Drain Active-Low Interrupt Output . Operating Power-Supply Voltage Range of 1.65 V to 5.5 V . 5-V Tolerant I/O Ports . 400-kHz Fast I2C Bus . Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus . Input and Output Config | TI 德州仪器 | | ||
TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers 文件：1.29803 Mbytes Page：38 Pages | TI 德州仪器 | | ||
Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers 文件：1.34195 Mbytes Page：39 Pages | TI 德州仪器 | | ||
TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers 文件：1.29803 Mbytes Page：38 Pages | TI 德州仪器 | | ||
Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers 文件：1.34195 Mbytes Page：39 Pages | TI 德州仪器 | | ||
TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers 文件：1.29803 Mbytes Page：38 Pages | TI 德州仪器 | | ||
Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers 文件：1.34195 Mbytes Page：39 Pages | TI 德州仪器 | | ||
封装/外壳：16-SSOP（0.209"，5.30mm 宽） 包装：卷带（TR）剪切带（CT）Digi-Reel® 得捷定制卷带 描述：IC SMBUS I/O EXPANDER I2C 16SSOP 集成电路（IC） I/O 扩展器 | TI 德州仪器 | | ||
Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers 文件：1.34195 Mbytes Page：39 Pages | TI 德州仪器 | | ||
封装/外壳：16-SOIC（0.295"，7.50mm 宽） 包装：管件 描述：IC I/O EXPANDER I2C 8BIT 16-SOIC 集成电路（IC） I/O 扩展器 | TI 德州仪器 | | ||
Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers 文件：1.34195 Mbytes Page：39 Pages | TI 德州仪器 | | ||
TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers 文件：1.29803 Mbytes Page：38 Pages | TI 德州仪器 | | ||
Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers 文件：1.34195 Mbytes Page：39 Pages | TI 德州仪器 | | ||
5V Input, 3A Output Current 3.3V, 2.5V 1.8V, 1.5V Output Switching Regulator Three Terminal Package [Omnirel] DESCRIPTION The OM955X series of Switching Regulators are designed for pin compatibility with standard 3- Pin linear regulators. They are well suited for on-board, non- isolated power applications where efficient point- of- load regulation is needed. The package is designed using Chip- | ETCList of Unclassifed Manufacturers 未分类制造商 | | ||
8-bit I2C and SMBus I/O port with interrupt DESCRIPTION The PCA9554 and PCA9554A are 16-pin CMOS devices that provide 8 bits of General Purpose parallel Input/Output (GPIO) expansion for I2C/SMBus applications and were developed to enhance the Philips family of I C I/O expanders. The improvements include higher drive capability, 5V I/O t | PHILIPS 飞利浦 | | ||
8-bit I2C and SMBus I/O port with interrupt DESCRIPTION The PCA9554 and PCA9554A are 16-pin CMOS devices that provide 8 bits of General Purpose parallel Input/Output (GPIO) expansion for I2C/SMBus applications and were developed to enhance the Philips family of I C I/O expanders. The improvements include higher drive capability, 5V I/O t | PHILIPS 飞利浦 | | ||
8-bit I2C and SMBus I/O port with interrupt DESCRIPTION The PCA9554 and PCA9554A are 16-pin CMOS devices that provide 8 bits of General Purpose parallel Input/Output (GPIO) expansion for I2C/SMBus applications and were developed to enhance the Philips family of I C I/O expanders. The improvements include higher drive capability, 5V I/O t | PHILIPS 飞利浦 | | ||
8-bit I2C and SMBus I/O port with interrupt DESCRIPTION The PCA9554 and PCA9554A are 16-pin CMOS devices that provide 8 bits of General Purpose parallel Input/Output (GPIO) expansion for I2C/SMBus applications and were developed to enhance the Philips family of I C I/O expanders. The improvements include higher drive capability, 5V I/O t | PHILIPS 飞利浦 | |
TCA9554A产品属性
- 类型
描述
- Features：
Configuration registers
- Supply voltage (Min) (V)：
1.65
- Supply voltage (Max) (V)：
5.5
- Addresses：
8
- Rating：
Catalog
- Frequency (Max) (kHz)：
400
- Operating temperature range (C)：
-40 to 85
| IC供应商 | 芯片型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
TI |
25+ |
SOIC16 |
11491 |
样件支持,可原厂排单订货! |
|||
TI |
25+ |
SOIC16 |
11543 |
正规渠道,免费送样。支持账期,BOM一站式配齐 |
|||
TI(德州仪器) |
25+ |
NA |
20000 |
原装 |
|||
TI(德州仪器) |
23+ |
标准封装 |
6000 |
正规渠道,只有原装! |
|||
TI(德州仪器) |
26+ |
N/A |
360000 |
只有原装 可配单 |
|||
TI/德州仪器 |
23+ |
SOIC-16 |
5000 |
只有原装,欢迎来电咨询! |
|||
TI(德州仪器) |
2450+ |
SMD |
9850 |
只做原装正品代理渠道!假一赔三! |
|||
TI(德州仪器) |
24+ |
N/A |
6000 |
原厂原装，价格优势，欢迎洽谈！ |
|||
Texas Instruments |
24+25+ |
16500 |
全新原厂原装现货!受权代理!可送样可提供技术支持! |
||||
TI/德州仪器 |
25+ |
原厂封装 |
10280 |
原厂授权代理,专注军工、汽车、医疗、工业、新能源！ |
TCA9554A规格书下载地址
TCA9554A参数引脚图相关
- tm7705
- tl7705
- tl494
- tl431
- tip127
- tip122
- td手机
- tda8844
- tda8361
- tda8023tt
- tda7294
- tda6101
- tda2822m
- tda2822
- tda2030功放电路图
- tda2030功放电路
- tda2030a
- tda2030
- tda2003功放电路图
- tda16846
- TCBS-4-01
- TCBS-18-01
- TCBS-16-01
- TCBS-10-19
- TCBS-10-01
- TCBN-T1-M3-8-11
- TCBN-T1-M3-6-12
- TCBNS-M2.5-6
- TCB-K
- TCB-J
- TCBAV19
- TCBAT85
- TCBAT43
- TCBAT42
- TCBAS16
- TCAN337
- TCAN334
- TCAN332
- TCAN330
- TCAFN09
- TCAFN05
- TCAD001
- TC-AC-MTTC-1410
- TCABLE-K
- TCABLE-J
- TCA991
- TCA9803
- TCA9802
- TCA9801
- TCA9800
- TCA971
- TCA965B
- TCA965
- TCA9617ADGKR
- TCA9555RTWR
- TCA9555PWR/BKN
- TCA9555PWR
- TCA9555
- TCA9554PWR
- TCA9554APWR
- TCA9554
- TCA955
- TCA9548ARGER
- TCA9548APWR
- TCA9546APWR
- TCA9545APWR
- TCA9544APWR
- TCA9543APWR
- TCA9539RTWR
- TCA9539PWR
- TCA9539
- TCA9538
- TCA9535RTWR
- TCA9535PWR
- TCA9535
- TCA9534APWR
- TCA9534
- TCA9517DR
- TCA9517DGKR
- TCA9517ADGKR
- TCA9517
- TCA9509RVHR
- TCA9509DGKR
- TCA9509
- TC-A95
- TCA940E
- TCA9406YZPR
- TCA9406DCUR
- TCA9406DCTR
- TCA9406
- TCA940
- TCA910
- TCA900
- TCA871
- TCA8424RHAR
- TCA8424
- TCA8418
- TCA830A
- TCA830
- TCA785
TCA9554A数据表相关新闻
TCA9554DBQR 是德州仪器（TI）推出的一款 8 位 I²C/SMBus 输入输出扩展芯片，采用 16-SSOP 封装，主要用于为嵌入式系统等扩展 GPIO 接口。
TCA9554DBQR 是德州仪器（TI）推出的一款 8 位 I²C/SMBus 输入输出扩展芯片，采用 16-SSOP 封装，主要用于为嵌入式系统等扩展 GPIO 接口。
2025-8-11TCA9617BDGKR
TCA9617BDGKR
2023-7-14TCA9548APWR
进口代理
2023-4-12TCA9802DGKR
原装正品现货
2022-10-14TCA9548ARGER 公司原装现货 价格需要可以谈
公司只做原装 以质量求生存，以诚信谋发展
2022-5-26TCA9548APWR 原装正品.仓库现货
华富芯深圳智能科技 有限公司
2021-11-23
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
- P108
- P109
