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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 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

SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL

文件:512.63 Kbytes Page:14 Pages

TI

德州仪器

替换型号 功能描述 生产厂家 企业 LOGO 操作

Synchronous 4-Bit Up/Down Counter with Mode Control

FAIRCHILD

仙童半导体

Synchronous 4-Bit Up/Down Counters with Mode Control

NSC

国半

Ouadruple 2-input Positive NAND Gates

HITACHIHitachi Semiconductor

日立日立公司

Synchronous Up / Down 4-bit Binary Counter (single clock line)

RENESAS

瑞萨

Synchronous Up/Down 4-bit Binary Counters(single clock line)

HITACHIHitachi Semiconductor

日立日立公司

Synchronous Up / Down 4-bit Binary Counter (single clock line)

RENESAS

瑞萨

SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL

TI

德州仪器

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

MOTOROLA

摩托罗拉

SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL

TI

德州仪器

更新时间:2026-5-23 11:28:02
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
TI
25+
PDIP-16
21000
正规渠道,免费送样。支持账期,BOM一站式配齐
TI/TEXAS
26+
DIP-16
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(德州仪器)
25+
SO16208mil
2886
原装现货,免费供样,技术支持,原厂对接
TI/德州仪器
23+
NA
11200
原厂授权一级代理、全球订货优势渠道、可提供一站式BO
26+
N/A
60000
一级代理-主营优势-实惠价格-不悔选择
TI/德州仪器
25+
原厂封装
10280
原厂授权代理,专注军工、汽车、医疗、工业、新能源!
ADI
23+
SOP16-5.2
8000
只做原装现货
Texas Instruments
24+25+
16500
全新原厂原装现货!受权代理!可送样可提供技术支持!
3
2450+
DIP16
9850
只做原厂原装正品现货或订货假一赔十!
TI/德州仪器
23+
DIP
50000
全新原装正品现货,支持订货

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