參數(shù)資料
型號: 933756890653
廠商: NXP SEMICONDUCTORS
元件分類: 門電路
英文描述: HCT SERIES, DUAL 4-INPUT AND GATE, PDSO14
封裝: SO-14
文件頁數(shù): 3/6頁
文件大?。?/td> 33K
代理商: 933756890653
December 1990
3
Philips Semiconductors
Product specication
Dual 4-input AND gate
74HC/HCT21
PIN DESCRIPTION
PIN NO.
SYMBOL
NAME AND FUNCTION
1, 9
1A, 2A
data inputs
2, 10
1B, 2B
data inputs
3, 11
n.c.
not connected
4, 12
1C, 2C
data inputs
5, 13
1D, 2D
data inputs
6, 8
1Y, 2Y
data outputs
7
GND
ground (0 V)
14
VCC
positive supply voltage
Fig.1 Pin configuration.
Fig.2 Logic symbol.
Fig.3 IEC logic symbol.
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