74HC27 Datasheet, PDF (3/16 Pages) NXP Semiconductors – Triple 3-input NOR gate

NXP Semiconductors
5. Pinning information
5.1 Pinning
1A 1
1B 2
2A 3
2B 4
2C 5
2Y 6
GND 7
74HC27
74HCT27
14 V_CC
13 1C
12 1Y
11 3C
10 3B
9 3A
8 3Y
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Fig 4. Pin configuration DIP14, SO14, (T)SSOP14
5.2 Pin description
Table 2.
Symbol
1A
1B
2A
2B
2C
2Y
GND
3Y
3A
3B
3C
1Y
1C
V_CC
Pin description
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Description
data input
data input
data input
data input
data input
data output
ground (0 V)
data output
data input
data input
data input
data output
data input
supply voltage
74HC27; 74HCT27
Triple 3-input NOR gate
74HC27
74HCT27
terminal 1
index area
1B 2
2A 3
2B 4
2C 5
2Y 6
13 1C
12 1Y
11 3C
10 3B
9 3A
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Transparent top view
(1) The die substrate is attached to this pad using
conductive die attach material. It can not be used as
supply pin or input
Fig 5. Pin configuration DHVQFN14
74HC_HCT27_3
Product data sheet
Rev. 03 — 7 January 2008
© NXP B.V. 2008. All rights reserved.
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