參數(shù)資料
型號(hào): 74LVC27
廠商: NXP Semiconductors N.V.
英文描述: Quadruple 2-Input Positive-OR Gates 14-SSOP -40 to 85
中文描述: 三3輸入或非門(mén)
文件頁(yè)數(shù): 3/10頁(yè)
文件大小: 87K
代理商: 74LVC27
Philips Semiconductors
Product specification
74LVC27
Triple 3-input NOR gate
1998 Apr 28
3
PIN DESCRIPTION
PIN
NUMBER
SYMBOL
NAME AND FUNCTION
1, 3, 9
1A – 3A
Data inputs
2, 4, 10
1B – 3B
Data inputs
13, 5, 11
1C – 3C
Data inputs
7
GND
Ground (0 V)
12, 6, 8
1Y – 3Y
Data outputs
14
V
CC
Positive supply voltage
LOGIC SYMBOL
2C
2A
2Y
5
3
6
2B
4
3C
3A
3Y
11
9
8
3B
10
1C
1A
1Y
13
1
12
1B
2
SV00447
LOGIC DIAGRAM (ONE GATE)
A
C
Y
B
SV00449
FUNCTION TABLE
INPUTS
OUTPUTS
nA
nB
nC
nY
L
L
L
H
X
X
H
L
X
H
X
L
H
X
X
L
NOTES:
H = HIGH voltage level
L = LOW voltage level
X = don’t care
RECOMMENDED OPERATING CONDITIONS
SYMBOL
PARAMETER
CONDITIONS
LIMITS
UNIT
MIN
2.7
1.2
0
0
–40
0
0
MAX
3.6
3.6
5.5
V
CC
+85
20
10
V
CC
V
CC
V
I
V
O
T
amb
DC supply voltage (for max. speed performance)
DC supply voltage (for low-voltage applications)
DC input voltage range
DC output voltage range
Operating free-air temperature range
V
V
V
V
°
C
t
r
, t
f
Input rise and fall times
V
CC
= 1.2 to 2.7V
V
CC
= 2.7 to 3.6V
ns/V
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