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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/slave flip-flops with internal gating and steering logic to provide asynchronous preset and synchronous count-up and count-down operation.
FEATURES
? Synchronous reversible counting
? Asynchronous parallel load
? Count enable control for synchronous expansion
? Single up/down control input
? Output capability: standard
? ICC category: MSI
| 供應(yīng)商 | 型號 | 品牌 | 批號 | 封裝 | 庫存 | 備注 | 價格 |
|---|---|---|---|---|---|---|---|
PHI |
24+ |
NA/ |
532 |
優(yōu)勢代理渠道,原裝正品,可全系列訂貨開增值稅票 |
詢價 | ||
PHI |
25+ |
SOIC-16 |
65428 |
百分百原裝現(xiàn)貨 實單必成 |
詢價 | ||
恩XP |
21+ |
SOP16 |
10 |
原裝現(xiàn)貨假一賠十 |
詢價 | ||
恩XP |
24+ |
TSSOP-5 |
30000 |
原裝正品公司現(xiàn)貨,假一賠十! |
詢價 | ||
恩XP |
21+ |
TSSOP-5 |
8080 |
只做原裝,質(zhì)量保證 |
詢價 | ||
PHI |
97+ |
SOIC-16/3.9mm |
65 |
原裝現(xiàn)貨海量庫存歡迎咨詢 |
詢價 | ||
ph |
24+ |
N/A |
6980 |
原裝現(xiàn)貨,可開13%稅票 |
詢價 | ||
恩XP |
23+ |
TSSOP-5 |
8080 |
正規(guī)渠道,只有原裝! |
詢價 | ||
恩XP |
24+ |
500000 |
行業(yè)低價,代理渠道 |
詢價 | |||
Nexperia USA Inc. |
23+ |
16-SOIC |
5000 |
特惠實單價格秒出原裝正品假一罰萬 |
詢價 |
