Datasheet

SN74ALVCHR16269A
12-BIT TO 24-BIT REGISTERED BUS EXCHANGER
WITH 3-STATE OUTPUTS
SCES050K – AUGUST 1995 – REVISED FEBRUARY 1999
4–134
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
description (continued)
All outputs are designed to sink up to 12 mA and include equivalent 26-Ω resistors to reduce overshoot
and undershoot.
The SN74ALVCHR16269A is characterized for operation from –40°C to 85°C.
Function Tables
OUTPUT ENABLE
INPUTS
OUTPUTS
CLK OEA OEB A 1B, 2B
↑ H H Z Z
↑ HL ZActive
↑ L H Active Z
↑ L L Active Active
A-TO-B STORAGE
(OEB
= L)
INPUTS
OUTPUTS
CLKENA1 CLKENA2 CLK A 1B 2B
L H ↑ L L 2B
0
†
L H ↑ HH2B
0
†
L L ↑ LLL
L L ↑ HHH
H L ↑ L1B
0
†
L
H L ↑ H1B
0
†
H
H H X X 1B
0
†
2B
0
†
†
Output level before the indicated steady-state input
conditions were established
B-TO-A STORAGE
(OEA
= L)
INPUTS
OUTPUT
CLK SEL 1B 2B
A
X H X X A
0
†
X LXX A
0
†
↑ HLX L
↑ HHX H
↑ LXL L
↑ L X H H
†
Output level before the indicated steady-state
input conditions were established