74HCT74 Philips, 74HCT74 Datasheet - Page 3

• Manufacturer Part Number: 74HCT74
• Description: Dual D-type flip-flop with set and reset; positive-edge trigger
• Manufacturer: Philips

Philips Semiconductors
ORDERING INFORMATION
PIN DESCRIPTION
1998 Feb 23
74HC(T)74N
74HC(T)74D
74HCT74DB
74HCT74PW
PIN NO.
1, 13
2, 12
3, 11
4, 10
5, 9
6, 8
7
14
Dual D-type flip-flop with set and reset;
positive-edge trigger
NUMBER
TYPE
Fig.1 Pin configuration.
DIP14
SO14
SSOP14
TSSOP14 plastic thin shrink small outline package; 14 leads; body width 4.4 mm SOT402-1
NAME
SYMBOL
1R
1D, 2D
1CP, 2CP
1S
1Q, 2Q
1Q, 2Q
GND
V
CC
D
D
, 2S
, 2R
D
D
plastic dual in-line package; 14 leads (300 mil)
plastic small outline package; 14 leads; body width 3.9 mm
plastic shrink small outline package; 14 leads; body width 5.3 mm
Fig.2 Logic symbol.
NAME AND FUNCTION
asynchronous reset-direct input (active LOW)
data inputs
clock input (LOW-to-HIGH, edge-triggered)
asynchronous set-direct input (active LOW)
true flip-flop outputs
complement flip-flop outputs
ground (0 V)
positive supply voltage
DESCRIPTION
3
PACKAGE
Fig.3 IEC logic symbol.
74HC/HCT74
Product specification
SOT27-1
SOT108-1
SOT337-1
VERSION