型号 功能描述 生产厂家 企业 LOGO 操作

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

DECADE AND 4-BIT BINARY COUNTERS

GND and Vcc on Corner Pins (Pins 7 and 14 Respectively) description The SN54290/SN74290, SNS4LS290/SN74LS290, SN54293/SN74293, and SNSALS293/SN74LS293 counters are electrically and functionally identical to the SNS490A/SN7490A, SNSALSIO/SN74LSI0, SN5493A/SN7493A, and SNSALSO3/SN74LSE3, r

TI

德州仪器

DECADE AND 4-BIT BINARY COUNTERS

文件:527.78 Kbytes Page:10 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:297.54 Kbytes Page:8 Pages

TI

德州仪器

54LS290/BCA产品属性

  • 类型

    描述

  • 型号

    54LS290/BCA

  • 制造商

    Rochester Electronics LLC

更新时间:2026-1-27 15:03:02
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
TI/MOT
18+
TI/MOT
85600
保证进口原装可开17%增值税发票
TI
23+
DIP
8000
只做原装现货
TI
22+
CDIP
20000
公司只做原装 品质保障
TI/德州仪器
2447
CDIP14
100500
一级代理专营品牌!原装正品,优势现货,长期排单到货
最新
2000
原装正品现货
TI
25+23+
DIP
28413
绝对原装正品全新进口深圳现货
TI/TEXAS
26+
DIP陶瓷
8931
代理全系列销售, 全新原装正品,价格优势,长期供应,量大可订
TI
25+
-
18798
正规渠道,免费送样。支持账期,BOM一站式配齐
TI
25+
-
18746
样件支持,可原厂排单订货!
TI
24+
DIP
30617
TI一级代理商原装进口现货

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