參數(shù)資料
型號: 74HCT21
廠商: NXP Semiconductors N.V.
英文描述: Dual 4-input AND gate(雙4輸入與門)
中文描述: 雙4輸入與門(雙4輸入與門)
文件頁數(shù): 5/6頁
文件大?。?/td> 33K
代理商: 74HCT21
December 1990
5
Philips Semiconductors
Product specification
Dual 4-input AND gate
74HC/HCT21
DC CHARACTERISTICS FOR 74HC
For the DC characteristics see
“74HC/HCT/HCU/HCMOS Logic Family Specifications”
.
Output capability: standard
I
CC
category: SSI
AC CHARACTERISTICS FOR 74HC
GND = 0 V; t
r
= t
f
= 6 ns; C
L
= 50 pF
SYMBOL
PARAMETER
T
amb
(
°
C)
TEST CONDITIONS
74HC
UNIT
V
CC
(V)
WAVEFORMS
+25
40 to+85
40 to+125
min.
typ.
max.
min.
max.
min.
max.
t
PHL
/ t
PLH
propagation delay
nA, nB, nC, nD to nY
33
12
10
19
7
6
110
22
19
75
15
13
140
28
24
95
19
16
165
33
28
110
22
19
ns
2.0
4.5
6.0
2.0
4.5
6.0
Fig.6
t
THL
/ t
TLH
output transition time
ns
Fig.6
相關PDF資料
PDF描述
74HC21 Dual 4-input AND gate
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74HC221 Dual non-retriggerable monostable multivibrator with reset
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