型号 功能描述 生产厂家 企业 LOGO 操作
SN74LS190

SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL

Counts 8-4-2-1 BCD or Binary Single Down/Up Count Control Line Count Enable Control Input Ripple Clock Output for Cascading Asynchronously Presettable with Load Control Parallel Outputs Cascadable for n-Bit Applications

TI

德州仪器

SN74LS190

SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL

文件:1.06224 Mbytes Page:16 Pages

TI

德州仪器

SN74LS190

SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL

文件:512.63 Kbytes Page:14 Pages

TI

德州仪器

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:1.06224 Mbytes Page:16 Pages

TI

德州仪器

SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL

文件:1.06224 Mbytes Page:16 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

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

替换型号 功能描述 生产厂家 企业 LOGO 操作

Synchronous 4-Bit Up/Down Counters with Mode Control

NSC

国半

Synchronous Up / Down Decade Counter (signal clock line)

RENESAS

瑞萨

Synchronous Up/Down Decade Counters(single clock line)

HITACHIHitachi Semiconductor

日立日立公司

Ouadruple 2-input Positive NAND Gates

HITACHIHitachi Semiconductor

日立日立公司

Synchronous Up / Down Decade Counter (signal clock line)

RENESAS

瑞萨

更新时间:2026-3-14 18:33:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
TI/德州仪器
23+
DIP
50000
原装正品 支持实单
TI
24+
DIP-16
36500
原装现货/放心购买
XINBOLE/芯伯乐
22+
DIP16
20000
公司只有原装 品质保障
MOT
23+
NA
116
专做原装正品,假一罚百!
TI/德州仪器
2450+
DIP-16
9850
只做原装正品现货或订货假一赔十!
SN74LS190N
25+
1
1
MOTOROLA
17+
DIP
6200
100%原装正品现货
24+
DIP16
75
本站现货库存
ADI
23+
DIP
8000
只做原装现货
ADI
23+
DIP
7000

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