型号 功能描述 生产厂家 企业 LOGO 操作
SN74LS290D

DECADE COUNTER; 4-BIT BINARY COUNTER

The SN54/74LS290 and SN54/74LS293 are high-speed 4-bit ripple type counters partitioned into two sections. • Corner Power Pin Versions of the LS90 and LS93 • Low Power Consumption . . . Typically 45 mW • High Count Rates . . . Typically 42 MHz • Choice of Counting Modes . . . BCD, Bi-Quin

MOTOROLA

摩托罗拉

SN74LS290D

DECADE COUNTER; 4-BIT BINARY COUNTER

DECADE COUNTER; 4-BIT BINARY COUNTER The SN54 /74LS290 and SN54 /74LS293 are high-speed 4-bit ripple type counters partitioned into two sections. Each counter has a divide-by-two section and either a divide-by-five (LS290) or divide-by-eight (LS293) section which are triggered by a HIGH-to-LOW tr

ONSEMI

安森美半导体

SN74LS290D

DECADE AND 4-BIT BINARY COUNTERS

文件:297.54 Kbytes Page:8 Pages

TI

德州仪器

DECADE AND 4-BIT BINARY COUNTERS

文件:297.54 Kbytes Page:8 Pages

TI

德州仪器

DECADE AND 4-BIT BINARY COUNTERS

文件:527.78 Kbytes Page:10 Pages

TI

德州仪器

4-BIR DECADE COUNTER

文件:106.24 Kbytes Page:4 Pages

NSC

国半

4-BIR DECADE COUNTER

文件:106.24 Kbytes Page:4 Pages

NSC

国半

4-BIR DECADE COUNTER

文件:106.24 Kbytes Page:4 Pages

NSC

国半

Ouadruple 2-input Positive NAND Gates

文件:6.85482 Mbytes Page:273 Pages

HITACHIHitachi Semiconductor

日立日立公司

更新时间:2026-1-31 12:27:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
SN74LS290N
25+
7
7
XINBOLE/芯伯乐
22+
DIP14
20000
公司只有原装 品质保障
TI(德州仪器)
25+
PDIP16
1493
原装现货,免费供样,技术支持,原厂对接
MOTOROLA/摩托罗拉
25+
NA
880000
明嘉莱只做原装正品现货
ADI
23+
DIP
8000
只做原装现货
MOTOROLA/摩托罗拉
2447
NA
100500
一级代理专营品牌!原装正品,优势现货,长期排单到货
TI/德州仪器
23+
DIP
200
原装正品代理渠道价格优势
TI/德州仪器
23+
DIP
50000
全新原装正品现货,支持订货
TI
22+
16PDIP
9000
原厂渠道,现货配单
24+
DIP14
3
自己现货

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