74HC373BQ Datasheet, PDF (4/26 Pages) NXP Semiconductors – Octal D-type transparent latch; 3-state

NXP Semiconductors
74HC373; 74HCT373
Octal D-type transparent latch; 3-state
5. Pinning information
5.1 Pinning
74HC373
74HCT373
OE 1
Q0 2
D0 3
D1 4
Q1 5
Q2 6
D2 7
D3 8
Q3 9
GND 10
20 V_CC
19 Q7
18 D7
17 D6
16 Q6
15 Q5
14 D5
13 D4
12 Q4
11 LE
001aae046
Fig 6. Pin configuration DIP20, SO20, SSOP20 and
TSSOP20
terminal 1
index area
74HC373
74HCT373
Q0 2
D0 3
D1 4
Q1 5
Q2 6
D2 7
D3 8
Q3 9
GND⁽¹⁾
19 Q7
18 D7
17 D6
16 Q6
15 Q5
14 D5
13 D4
12 Q4
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 7. Pin configuration DHVQFN20
5.2 Pin description
Table 2. Pin description
Symbol
OE
Q0, Q1, Q2, Q3, Q4, Q5, Q6, Q7
D0, D1, D2, D3, D4, D5, D6, D7
GND
LE
V_CC
Pin
1
2, 5, 6, 9, 12, 15, 16, 19
3, 4, 7, 8, 13, 14, 17, 18
10
11
20
Description
3-state output enable input (active LOW)
3-state latch output
data input
ground (0 V)
latch enable input (active HIGH)
supply voltage
74HC_HCT373
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 5 — 13 December 2011
© NXP B.V. 2011. All rights reserved.
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