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74HC27 Datasheet(PDF) 3 Page - NXP Semiconductors

Part # 74HC27
Description  Triple 3-input NOR gate
PDF  5 Pages
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Manufacturer  PHILIPS [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

74HC27 Datasheet(HTML) 3 Page - NXP Semiconductors

  74HC27 Datasheet HTML 1Page - NXP Semiconductors 74HC27 Datasheet HTML 2Page - NXP Semiconductors 74HC27 Datasheet HTML 3Page - NXP Semiconductors 74HC27 Datasheet HTML 4Page - NXP Semiconductors 74HC27 Datasheet HTML 5Page - NXP Semiconductors  
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December 1990
3
Philips Semiconductors
Product specification
Triple 3-input NOR gate
74HC/HCT27
PIN DESCRIPTION
PIN NO.
SYMBOL
NAME AND FUNCTION
1, 3, 9
1A to 3A
data inputs
2, 4, 10
1B to 3B
data inputs
13, 5, 11
1C to 3C
data inputs
7
GND
ground (0 V)
12, 6, 8
1Y to 3Y
data outputs
14
VCC
positive supply voltage
Fig.1 Pin configuration.
Fig.2 Logic symbol.
Fig.3 IEC logic symbol.
Fig.4 Functional diagram.
Fig.5 Logic diagram (one gate).
FUNCTION TABLE
Notes
1. H = HIGH voltage level
L = LOW voltage level
X = don’t care
INPUTS
OUTPUT
nA
nB
nC
nY
L
X
X
H
L
X
H
X
L
H
X
X
H
L
L
L



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