SN74ALVCH32973 Datasheet, PDF (2/13 Pages) Texas Instruments – 16-BIT BUS TRANSCEIVER AND TRANSPARENT D-TYPE LATCH WITH EIGHT INDEPENDENT BUFFERS

SN74ALVCH32973
16-BIT BUS TRANSCEIVER AND TRANSPARENT D-TYPE LATCH
WITH EIGHT INDEPENDENT BUFFERS
SCES436C – APRIL 2003 – REVISED SEPTEMBER 2004
www.ti.com
GKE OR ZKE PACKAGE
(TOP VIEW)
123456
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TERMINAL ASSIGNMENTS
1
2
3
4
5
6
A
A 1A1
D1
1TOE 1DIR
1B1
1Q1
B
B 1A2
Y1
GND GND
1B2
1Q2
C
C 1A3
D2
V_CC
V_CC
1B3
1Q3
D
D 1A4
Y2
GND GND
1B4
1Q4
E
E 1A5
D3
GND GND
1B5
1Q5
F
F 1A6
Y3
V_CC
V_CC
1B6
1Q6
G
G 1A7
D4
GND GND
1B7
1Q7
H
H 1A8
Y4
1LE 1LOE 1B8
1Q8
J
J 2A1
D5
2TOE 2DIR
2B1
2Q1
K
K 2A2
Y5
GND GND
2B2
2Q2
L
L 2A3
D6
V_CC
V_CC
2B3
2Q3
M
M 2A4
Y6
GND GND
2B4
2Q4
N 2A5
D7
GND GND
2B5
2Q5
N
P
P 2A6
Y7
V_CC
V_CC
2B6
2Q6
R 2A7
D8
GND GND
2B7
2Q7
R
T 2A8
Y8
2LE 2LOE 2B8
2Q8
T
FUNCTION TABLES
INPUTS
TOE
DIR
L
L
L
H
H
X
OPERATION
B data to A bus
A data to B bus
A bus and B bus isolation
INPUTS
LOE LE
A
L
H
H
L
H
L
L
L
X
H
X
X
OUTPUT
Q
H
L
Q₀
Z
INPUT
D
L
H
OUTPUT
Y
L
H
2