型号 功能描述 生产厂家 企业 LOGO 操作
74HCT191PW

Presettable synchronous 4-bit binary up/down counter

GENERAL DESCRIPTION The 74HC/HCT191 are high-speed Si-gate CMOS devices and are pin compatible with low power Schottky TTL (LSTTL). They are specified in compliance with JEDEC standard no. 7A. The 74HC/HCT191 are asynchronously presettable 4-bit binary up/down counters. They contain four master/

Philips

飞利浦

Presettable synchronous 4-bit binary up/down counter

GENERAL DESCRIPTION The 74HC/HCT191 are high-speed Si-gate CMOS devices and are pin compatible with low power Schottky TTL (LSTTL). They are specified in compliance with JEDEC standard no. 7A. The 74HC/HCT191 are asynchronously presettable 4-bit binary up/down counters. They contain four master/

Philips

飞利浦

Presettable synchronous 4-bit binary up/down counter

GENERAL DESCRIPTION The 74HC/HCT191 are high-speed Si-gate CMOS devices and are pin compatible with low power Schottky TTL (LSTTL). They are specified in compliance with JEDEC standard no. 7A. The 74HC/HCT191 are asynchronously presettable 4-bit binary up/down counters. They contain four master/

Philips

飞利浦

Presettable synchronous 4-bit binary up/down counter

GENERAL DESCRIPTION The 74HC/HCT191 are high-speed Si-gate CMOS devices and are pin compatible with low power Schottky TTL (LSTTL). They are specified in compliance with JEDEC standard no. 7A. The 74HC/HCT191 are asynchronously presettable 4-bit binary up/down counters. They contain four master/

Philips

飞利浦

Presettable synchronous 4-bit binary up/down counter

GENERAL DESCRIPTION The 74HC/HCT191 are high-speed Si-gate CMOS devices and are pin compatible with low power Schottky TTL (LSTTL). They are specified in compliance with JEDEC standard no. 7A. The 74HC/HCT191 are asynchronously presettable 4-bit binary up/down counters. They contain four master/

Philips

飞利浦

更新时间:2025-11-21 20:00:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
PHI
24+
NA/
532
优势代理渠道,原装正品,可全系列订货开增值税票
PHI
25+
SOIC-16
65428
百分百原装现货 实单必成
PHI
24+/25+
44
原装正品现货库存价优
恩XP
23+
TSSOP-5
8080
正规渠道,只有原装!
PHI
NEW
SOP
12300
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
Nexperia(安世)
24+
SOP16
7350
现货供应,当天可交货!免费送样,原厂技术支持!!!
HAR
23+
SMD
5000
原厂授权代理,海外优势订货渠道。可提供大量库存,详
恩XP
21+
TSSOP-5
8080
只做原装,质量保证
ph
24+
N/A
6980
原装现货,可开13%税票
Nexperia USA Inc.
23+
16-SOIC
5000
特惠实单价格秒出原装正品假一罚万

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