Philips Semiconductors
74HC373; 74HCT373
Octal D-type transparent latch; 3-state
6. Pinning information
6.1 Pinning
74HC373
74HCT373
OE
Q0
D0
D1
Q1
Q2
D2
D3
Q3
1
2
3
4
5
6
7
8
9
20 V
CC
19 Q7
Q0
18 D7
17 D6
16 Q6
15 Q5
14 D5
13 D4
12 Q4
11 LE
001aae046
74HC373
74HCT373
terminal 1
index area
2
3
4
5
6
7
8
9
GND 10
LE 11
GND
(1)
20 V
CC
19 Q7
18 D7
17 D6
16 Q6
15 Q5
14 D5
13 D4
12 Q4
OE
1
D0
D1
Q1
Q2
D2
D3
Q3
GND 10
001aae047
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 6. Pin configuration DIP20, SO20,
SSOP20 and TSSOP20
Fig 7. Pin configuration DHVQFN20
6.2 Pin description
Table 3:
Symbol
OE
Q0
D0
D1
Q1
Q2
D2
D3
Q3
GND
LE
Q4
D4
D5
74HC_HCT373_3
Pin description
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Description
3-state output enable input (active LOW)
3-state latch output 0
data input 0
data input 1
3-state latch output 1
3-state latch output 2
data input 2
data input 3
3-state latch output 3
ground (0 V)
latch enable input (active HIGH)
3-state latch output 4
data input 4
data input 5
© Koninklijke Philips Electronics N.V. 2006. All rights reserved.
Product data sheet
Rev. 03 — 20 January 2006
5 of 26
PHILIPS [ NXP SEMICONDUCTORS ]
