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74HCT191PW中文資料飛利浦?jǐn)?shù)據(jù)手冊(cè)PDF規(guī)格書
74HCT191PW規(guī)格書詳情
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(hào) | 品牌 | 批號(hào) | 封裝 | 庫存 | 備注 | 價(jià)格 |
|---|---|---|---|---|---|---|---|
HAR |
23+ |
SMD |
5000 |
原廠授權(quán)代理,海外優(yōu)勢(shì)訂貨渠道?？商峁┐罅繋齑?詳 |
詢價(jià) | ||
24+ |
N/A |
78000 |
一級(jí)代理-主營優(yōu)勢(shì)-實(shí)惠價(jià)格-不悔選擇 |
詢價(jià) | |||
PHSSEMICONDUCTOR |
2021+ |
NA |
100500 |
一級(jí)代理專營品牌!原裝正品,優(yōu)勢(shì)現(xiàn)貨,長期排單到貨 |
詢價(jià) | ||
PHILIPS/飛利浦 |
23+ |
SOP3.9MM |
50000 |
全新原裝正品現(xiàn)貨,支持訂貨 |
詢價(jià) | ||
NXP/恩智浦 |
23+ |
TSSOP-5 |
8080 |
正規(guī)渠道,只有原裝! |
詢價(jià) | ||
NXP/恩智浦 |
21+ |
TSSOP-5 |
13880 |
公司只售原裝,支持實(shí)單 |
詢價(jià) | ||
NXP/恩智浦 |
2021+ |
TSSOP-5 |
7600 |
原裝現(xiàn)貨，歡迎詢價(jià) |
詢價(jià) | ||
24+ |
5000 |
公司存貨 |
詢價(jià) | ||||
NXP |
24+ |
DIP14 |
36500 |
原裝現(xiàn)貨/放心購買 |
詢價(jià) | ||
NXP/恩智浦 |
21+ |
TSSOP-5 |
8800 |
公司只做原裝正品 |
詢價(jià) |
