HD74HC74
Pin Arrangement
1CLR 1
1D 2
1CK 3
1PR 4
1Q 5
1Q 6
GND 7
(Top view)
D
CLR
Q
CK
PR
Q
CK
PR
Q
D
CLR
Q
14 V
CC
13 2CLR
12 2D
11 2CK
10 2PR
9 2Q
8 2Q
Logic Diagram (1/2)
PR
CLR
CK
D
#
CK
CK
#
CK
#
CK
CK
CK
CK
CK
#
CK
#
CK
Q
Q
Absolute Maximum Ratings
Item
Supply voltage range
Input / Output voltage
Input / Output diode current
Output current
V
CC
, GND current
Power dissipation
Storage temperature
Symbol
V
CC
Vin, Vout
I
IK
, I
OK
I
O
I
CC
or I
GND
P
T
Tstg
Ratings
–0.5 to 7.0
–0.5 to V
CC
+0.5
±20
±25
±50
500
–65 to +150
Unit
V
V
mA
mA
mA
mW
°C
Note: The absolute maximum ratings are values, which must not individually be exceeded, and furthermore, no two of
which may be realized at the same time.
Rev.2.00, Oct 06, 2005 page 2 of 7
RENESAS [ RENESAS TECHNOLOGY CORP ]
