Datasheet

SN54165, SN54LS165A, SN74165, SN74LS165A
PARALLEL-LOAD 8-BIT SHIFT REGISTERS
SDLS062D – OCTOBER 1976 – REVISED FEBRUARY 2002
3
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
schematics of inputs and outputs
EQUIVALENT OF EACH INPUT
V
CC
Input
R
eq
SH/LD: R
eq
= 3 kΩ NOM
Other Inputs: R
eq
= 6 kΩ NOM
TYPICAL OF BOTH OUTPUTS
V
CC
Output
’165
100 Ω NOM
EQUIVALENT OF PARALLEL
INPUTS AND SERIAL INPUT
V
CC
Input
EQUIVALENT OF ALL
OTHER INPUTS
’LS165A
CLK, CLK INH: R
eq
= 10 kΩ NOM
SH/LD
: R
eq
= 13 kΩ NOM
TYPICAL OF BOTH OUTPUTS
Output
V
CC
120 Ω NOM
24 kΩ NOM
R
eq
Input
The SN54165 and SN74165 devices
are obsolete and are no longer supplied
.