74lvth32245 Fairchild Semiconductor, 74lvth32245 Datasheet - Page 2

• Manufacturer Part Number: 74lvth32245
• Description: 74lvt32245 * 74lvth32245 Low Voltage 32-bit Transceiver With 3-state Outputs
• Manufacturer: Fairchild Semiconductor

www.fairchildsemi.com
Connection Diagram
Truth Tables
H
L
X
Z
LOW Voltage Level
High Impedance
HIGH Voltage Level
Immaterial
OE
OE
H
H
L
L
L
L
1
2
Inputs
Inputs
T/R
T/R
H
X
H
X
L
L
1
2
(Top Thru View)
HIGH–Z State on A
Bus B
Bus A
HIGH–Z State on A
Bus B
Bus A
8
8
0
0
–B
–A
–B
–A
15
15
7
7
Outputs
Outputs
Data to Bus B
Data to Bus A
Data to Bus A
Data to Bus B
8
0
–A
–A
15
7
,B
,B
0
0
8
8
0
8
–A
–B
–A
–B
–B
–B
7
7
15
15
7
15
2
Pin Descriptions
FBGA Pin Assignments
Pin Names
OE
T/R
A
B
OE
OE
0
0
–A
–B
H
H
L
L
L
L
n
A
B
C
D
G
H
K
M
N
R
n
E
F
J
L
P
T
3
4
Inputs
Inputs
31
31
B
B
B
B
B
B
B
B
B
B
B
T/R
T/R
B
B
B
B
B
1
11
13
14
17
19
21
23
25
27
29
30
H
H
L
X
L
X
1
3
5
7
9
3
4
Output Enable Input (Active LOW)
Transmit/Receive Input
Side A Inputs/3-STATE Outputs
Side B Inputs/3-STATE Outputs
Bus B
Bus A
HIGH–Z State on A
Bus B
Bus B
HIGH–Z State on A
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
2
10
12
15
16
18
20
22
24
26
28
31
0
2
4
6
8
16
16
24
24
GND
V
GND
GND
V
GND
GND
V
GND
GND
V
GND
T/R
T/R
T/R
T/R
–B
–A
–B
–A
CC1
CC1
CC2
CC2
3
23
23
31
31
1
2
3
4
Description
Data to Bus B
Data to Bus A
Data to Bus B
Data to Bus A
Outputs
Outputs
V
V
V
V
GND
GND
GND
GND
GND
GND
GND
GND
OE
OE
OE
OE
CC1
CC1
CC2
CC2
4
1
2
3
4
16
24
–A
–A
23
31
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
5
10
12
15
16
18
20
22
24
26
28
31
,B
,B
0
2
4
6
8
24
16
16
24
16
24
–A
–B
–A
–B
–B
–B
31
23
23
31
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
23
31
6
11
13
14
17
19
21
23
25
27
29
30
1
3
5
7
9