HD74AC164/HD74ACT164
Serial-In, Parallel-Out Shift Register
REJ03D0253–0200Z
(Previous ADE-205-373 (Z))
Rev.2.00
Jul.16.2004
Description
The HD74AC164/HD74ACT164 is a high-speed 8-bit serial-in/parallel-out shift register. Serial data is entered through
a 2-input AND gate synchronous with the Low-to-High transition of the clock. The device features an asynchronous
Master Reset which clears the register, setting all outputs Low independent of the clock.
Features
• Outputs Source/Sink 24 mA
• HD74ACT164 has TTL-Compatible Inputs
• Ordering Information
Part Name
Package Type
Package Code Package Abbreviation Taping Abbreviation (Quantity)
HD74AC164P
DIP-14 pin
DP-14, -14AV
P
—
HD74AC164FPEL
SOP-14 pin (JEITA)
FP-14DAV
FP
EL (2,000 pcs/reel)
HD74AC164RPEL
SOP-14 pin (JEDEC)
FP-14DNV
RP
EL (2,500 pcs/reel)
HD74AC164TELL
TSSOP-14 pin
TTP-14DV
T
ELL (2,000 pcs/reel)
Notes: 1. Please consult the sales office for the above package availability.
2. The packages with lead-free pins are distinguished from the conventional products by adding V at the end of
the package code.
Pin Arrangement
A 1
14 VCC
B 2
13 Q7
Q0 3
12 Q6
Q1 4
11 Q5
Q2 5
10 Q4
Q3 6
9 MR
GND 7
8 CP
(Top view)
Rev.2.00, Jul.16.2004, page 1 of 8
