參數(shù)資料
型號: 74HC162
廠商: NXP Semiconductors N.V.
元件分類: 通用總線功能
英文描述: Presettable synchronous BCD decade counter; synchronous reset
中文描述: 可預(yù)置同步BCD碼十進制計數(shù)器,同步復(fù)位
文件頁數(shù): 3/11頁
文件大?。?/td> 83K
代理商: 74HC162
December 1990
3
Philips Semiconductors
Product specification
Presettable synchronous BCD decade
counter; synchronous reset
74HC/HCT162
ORDERING INFORMATION
See
“74HC/HCT/HCU/HCMOS Logic Package Information”
.
PIN DESCRIPTION
PIN NO.
SYMBOL
NAME AND FUNCTION
1
2
3, 4, 5, 6
7
8
9
10
14, 13, 12, 11
15
16
MR
CP
D
0
to D
3
CEP
GND
PE
CET
Q
0
to Q
3
TC
V
CC
synchronous master reset (active LOW)
clock input (LOW-to-HIGH, edge-triggered)
data inputs
count enable input
ground (0 V)
parallel enable input (active LOW)
count enable carry input
flip-flop outputs
terminal count output
positive supply voltage
Fig.1 Pin configuration.
Fig.2 Logic symbol.
Fig.3 IEC logic symbol.
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