參數資料
型號: 935189100112
廠商: NXP SEMICONDUCTORS
元件分類: 計數器
英文描述: HCT SERIES, ASYN NEGATIVE EDGE TRIGGERED 12-BIT UP BINARY COUNTER, PDSO16
封裝: PLASTIC, TSSOP-16
文件頁數: 3/7頁
文件大?。?/td> 46K
代理商: 935189100112
December 1990
3
Philips Semiconductors
Product specication
12-stage binary ripple counter
74HC/HCT4040
PIN DESCRIPTION
PIN NO.
SYMBOL
NAME AND FUNCTION
8
GND
ground (0 V)
9, 7, 6, 5, 3, 2, 4, 13, 12, 14, 15, 1
Q0 to Q11
parallel outputs
10
CP
clock input (HIGH-to-LOW, edge-triggered)
11
MR
master reset input (active HIGH)
16
VCC
positive supply voltage
Fig.1 Pin configuration.
Fig.2 Logic symbol.
Fig.3 IEC logic symbol.
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