參數(shù)資料
型號: 74HC27
廠商: NXP Semiconductors N.V.
英文描述: Triple 3-input NOR gate
中文描述: 三3輸入或非門
文件頁數(shù): 4/5頁
文件大?。?/td> 32K
代理商: 74HC27
December 1990
4
Philips Semiconductors
Product specification
Triple 3-input NOR gate
74HC/HCT27
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 to nY
28
10
8
19
7
6
90
18
15
75
15
13
115
23
20
95
19
16
135
27
23
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
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