Datasheet

SN54ABT16646, SN74ABT16646
16-BIT BUS TRANSCEIVERS AND REGISTERS
WITH 3-STATE OUTPUTS
SCBS212D – JUNE 1992 – REVISED JULY 1999
8
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
timing requirements over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (see Figure 2)
SN54ABT16646
V
CC
= 5 V,
T
A
= 25°C
MIN MAX
UNIT
MIN MAX
f
clock
Clock frequency 125 125 MHz
t
w
Pulse duration, CLK high or low 4.3 4.3 ns
t
su
Setup time, A or B before CLKAB↑ or CLKBA↑ 3.5 4 ns
t
h
Hold time, A or B after CLKAB↑ or CLKBA↑ 0.5 0.5 ns
timing requirements over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (see Figure 2)
SN74ABT16646
V
CC
= 5 V,
T
A
= 25°C
MIN MAX
UNIT
MIN MAX
f
clock
Clock frequency 125 125 MHz
t
w
Pulse duration, CLK high or low 4.3 4.3 ns
t
su
Setup time, A or B before CLKAB↑ or CLKBA↑ 3 3 ns
t
h
Hold time, A or B after CLKAB↑ or CLKBA↑ 0 0 ns