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型号 功能描述 生产厂家 企业 LOGO 操作

PRESETTABLE BCD/DECADE UP/DOWN COUNTERS PRESETTABLE 4-BIT BINARY UP/DOWN COUNTERS

PRESETTABLE BCD/DECADE UP/DOWN COUNTERS PRESETTABLE 4-BIT BINARY UP/DOWN COUNTERS The SN54/74LS190 is a synchronous UP/DOWN BCD Decade (8421) Counter and the SN54/74LS191 is a synchronous UP/DOWN Modulo-16 Binary Counter. State changes of the counters are synchronous with the LOW-to-HIGH transit

MOTOROLA

摩托罗拉

PRESETTABLE BCD/DECADE UP/DOWN COUNTERS PRESETTABLE 4-BIT BINARY UP/DOWN COUNTERS

PRESETTABLE BCD/DECADE UP/DOWN COUNTERS PRESETTABLE 4-BIT BINARY UP/DOWN COUNTERS The SN54/74LS190 is a synchronous UP/DOWN BCD Decade (8421) Counter and the SN54/74LS191 is a synchronous UP/DOWN Modulo-16 Binary Counter. State changes of the counters are synchronous with the LOW-to-HIGH transit

MOTOROLA

摩托罗拉

Synchronous 4-Bit Up/Down Counters with Mode Control

文件:174.74 Kbytes Page:8 Pages

NSC

国半

SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL

文件:512.63 Kbytes Page:14 Pages

TI

德州仪器

SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL

文件:512.63 Kbytes Page:14 Pages

TI

德州仪器

54LS190J产品属性

  • 类型

    描述

  • 型号

    54LS190J

  • 制造商

    Rochester Electronics LLC

  • 功能描述

    - Bulk

  • 制造商

    Texas Instruments

更新时间:2026-7-24 13:42:02
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
TI
2023+
DIP
5800
进口原装,现货热卖
MOT
2023+
5850
进口原装现货
SIEN
2026+
-
28000
绝对原装正品/真实库存/绝无虚假/支持送货
SI-EN/矽恩
25+
SMD
90000
全新原装现货
Texas Instruments
24+
48-VQFN(7x7)
65200
一级代理/放心采购
MOTOROLA/摩托罗拉
23+
CDIP
11200
原厂授权一级代理、全球订货优势渠道、可提供一站式BO
TexasInstruments
18+
ICDGTLPWRCTRLR48VQFN
6800
公司原装现货/欢迎来电咨询!
SI-EN
2016+
SMD
3000
只做原装,假一罚十,公司可开17%增值税发票!
TI/德州仪器
22+
CDIP
12245
现货,原厂原装假一罚十!
SI-EN
22+
SMD
20000
公司只有原装 品质保障

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