參數(shù)資料
型號(hào): CD54HC20W
廠商: Texas Instruments, Inc.
英文描述: High Speed CMOS Logic Dual 4-Input NAND Gate
中文描述: 高速CMOS邏輯雙路4輸入與非門(mén)
文件頁(yè)數(shù): 2/6頁(yè)
文件大?。?/td> 46K
代理商: CD54HC20W
2
Functional Diagram
HC Logic Symbol
HCT Logic Symbol
TRUTH TABLE
INPUTS
OUTPUT
nA
nB
nC
nD
nY
L
X
X
X
H
X
L
X
X
H
X
X
L
X
H
X
X
X
L
H
H
H
H
H
L
NOTE: H = High Voltage Level, L = Low Voltage Level, X = Irrelevant
1A
NC
1D
1Y
1
3
4
5
7
1C
GND
1B
2
6
14
12
11
10
8
13
9
V
CC
2C
2B
2A
NC
2Y
2D
nA
nB
nY
nC
nD
nA
nB
nY
nC
nD
CD74HC20, CD74HCT20
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