74HC/HCT173 Philips Semiconductors (Acquired by NXP), 74HC/HCT173 Datasheet - Page 3

• Manufacturer Part Number: 74HC/HCT173
• Description: Quad D-type Flip-flop; Positive-edge Trigger; 3-state
• Manufacturer: Philips Semiconductors (Acquired by NXP)

Philips Semiconductors
PIN DESCRIPTION
December 1990
PIN NO.
1, 2
3, 4, 5, 6
7
8
9, 10
14, 13, 12, 11
15
16
Quad D-type flip-flop; positive-edge trigger; 3-state
Fig.1 Pin configuration.
SYMBOL
OE
Q
CP
GND
E
D
MR
V
1
CC
0
0
, E
1
to Q
to D
, OE
2
3
3
2
NAME AND FUNCTION
output enable input (active LOW)
3-state flip-flop outputs
clock input (LOW-to-HIGH, edge-triggered)
ground (0 V)
data enable inputs (active LOW)
data inputs
asynchronous master reset (active HIGH)
positive supply voltage
Fig.2 Logic symbol.
3
Fig.3 IEC logic symbol.
74HC/HCT173
Product specification