Datasheet

74AHC_AHCT14_5 © NXP B.V. 2009. All rights reserved.
Product data sheet Rev. 05 — 4 May 2009 3 of 16
NXP Semiconductors
74AHC14; 74AHCT14
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
14
1A V
CC
1Y 6A
2A 6Y
2Y 5A
3A 5Y
3Y 4A
GND 4Y
001aac498
1
2
3
4
5
6
7
8
10
9
12
11
14
13
001aac499
14
GND
(1)
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
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