HD74LS74A
Dual D-type Positive Edge-triggered Flip-Flops
(with Preset and Clear)
REJ03D0415–0300
Rev.3.00
Jul.22.2005
Features
• Ordering Information
Package Code
(Previous Code)
PRDP0014AB-B
(DP-14AV)
Part Name
Package Type
HD74LS74AP
DILP-14 pin
HD74LS74AFPEL
SOP-14 pin (JEITA)
HD74LS74ARPEL
SOP-14 pin (JEDEC)
PRSP0014DF-B
(FP-14DAV)
PRSP0014DE-A
(FP-14DNV)
Package
Abbreviation
Taping Abbreviation
(Quantity)
P
—
FP
EL (2,000 pcs/reel)
RP
EL (2,500 pcs/reel)
Note: Please consult the sales office for the above package availability.
Pin Arrangement
1CLR
1
14
1D
2
1CK
3
1PR
4
1Q
5
D
1Q
6
CLR
Q
GND
7
CK
PR
Q
(Top view)
Rev.3.00, Jul.22.2005, page 1 of 7
2CLR
12
2D
2CK
10
2PR
9
2Q
8
Q
Q
13
11
CK D
PR CLR
VCC
2Q