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型号 功能描述 生产厂家 企业 LOGO 操作
DM54LS190

Synchronous 4-Bit Up/Down Counters with Mode Control

文件:174.74 Kbytes Page:8 Pages

NSC

国半

Synchronous 4-Bit Up/Down Counters with Mode Control

文件:174.74 Kbytes Page:8 Pages

NSC

国半

Synchronous 4-Bit Up/Down Counters with Mode Control

文件:174.74 Kbytes Page:8 Pages

NSC

国半

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 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

DM54LS190产品属性

  • 类型

    描述

  • 型号

    DM54LS190

  • 制造商

    NSC

  • 制造商全称

    National Semiconductor

  • 功能描述

    Synchronous 4-Bit Up/Down Counters with Mode Control

更新时间:2026-5-21 14:52:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
TI
25+
-
18746
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TI
25+
-
18798
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22+
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20000
公司只有原装 品质保证
HITACHI
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BGA
3000
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DIP
450
全新原装 研究所指定供货商
TI
23+
FCBGA-367
1360
原厂原装
Texas Instruments
20+
FCBGA-367
15988
TI全新DSP-可开原型号增税票
TI/德州仪器
25+
原厂封装
10280
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20
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