Datasheet

74VHC_VHCT14_1 © NXP B.V. 2009. All rights reserved.
Product data sheet Rev. 01 — 17 August 2009 3 of 16
NXP Semiconductors
74VHC14; 74VHCT14
Hex inverting Schmitt trigger
5. Pinning information
5.1 Pinning
5.2 Pin description
(1) The die substrate is attached to this pad using
conductive die attach material. It can not be used as a
supply pin or input.
Fig 4. Pin configuration SO14 and TSSOP14 Fig 5. Pin configuration DHVQFN14
74VHC14
74VHCT14
1A V
CC
1Y 6A
2A 6Y
2Y 5A
3A 5Y
3Y 4A
GND 4Y
001aak042
1
2
3
4
5
6
7
8
10
9
12
11
14
13
001aak043
74VHC14
74VHCT14
Transparent top view
3Y 4A
3A 5Y
2Y 5A
2A 6Y
1Y 6A
GND
4Y
1A V
CC
6 9
5 10
4 11
3 12
2 13
7 8
1
14
terminal 1
index area
GND
(1)
Table 2. Pin description
Symbol Pin Description
1A 1 data input 1
1Y 2 data output 1
2A 3 data input 2
2Y 4 data output 2
3A 5 data input 3
3Y 6 data output 3
GND 7 ground (0 V)
4Y 8 data output 4
4A 9 data input 4
5Y 10 data output 5
5A 11 data input 5
6Y 12 data output 6
6A 13 data input 6
V
CC
14 supply voltage