參數(shù)資料
型號(hào): 74HCT21
廠商: NXP Semiconductors N.V.
英文描述: Dual 4-input AND gate(雙4輸入與門(mén))
中文描述: 雙4輸入與門(mén)(雙4輸入與門(mén))
文件頁(yè)數(shù): 3/6頁(yè)
文件大?。?/td> 33K
代理商: 74HCT21
December 1990
3
Philips Semiconductors
Product specification
Dual 4-input AND gate
74HC/HCT21
PIN DESCRIPTION
PIN NO.
SYMBOL
NAME AND FUNCTION
1, 9
2, 10
3, 11
4, 12
5, 13
6, 8
7
14
1A, 2A
1B, 2B
n.c.
1C, 2C
1D, 2D
1Y, 2Y
GND
V
CC
data inputs
data inputs
not connected
data inputs
data inputs
data outputs
ground (0 V)
positive supply voltage
Fig.1 Pin configuration.
Fig.2 Logic symbol.
Fig.3 IEC logic symbol.
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PDF描述
74HC21 Dual 4-input AND gate
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