參數(shù)資料
型號: 74HC93
廠商: NXP Semiconductors N.V.
元件分類: 通用總線功能
英文描述: 4-bit binary ripple counter
中文描述: 4位二進(jìn)制紋波計(jì)數(shù)器
文件頁數(shù): 3/7頁
文件大?。?/td> 45K
代理商: 74HC93
December 1990
3
Philips Semiconductors
Product specification
4-bit binary ripple counter
74HC/HCT93
PIN DESCRIPTION
PIN NO.
SYMBOL
NAME AND FUNCTION
clock input 2
nd
, 3
rd
and 4
th
section (HIGH-to-LOW, edge-triggered)
asynchronous master reset (active HIGH)
not connected
positive supply voltage
ground (0 V)
flip-flop outputs
clock input 1
st
section (HIGH-to-LOW, edge-triggered)
1
2, 3
4, 6, 7, 13
5
10
12, 9, 8, 11
14
CP
1
MR
1
, MR
2
n.c.
V
CC
GND
Q
0
to Q
3
CP
0
Fig.1 Pin configuration.
Fig.2 Logic symbol.
Fig.3 IEC logic symbol.
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