74abt2245db NXP Semiconductors, 74abt2245db Datasheet - Page 3

• Manufacturer Part Number: 74abt2245db
• Description: Octal Transceiver With Direction Pin And 30w Series Termination Resistors 3-state
• Manufacturer: NXP Semiconductors

Philips Semiconductors
LOGIC SYMBOL
LOGIC SYMBOL IEEE/IEC
2002 Dec 17
Octal transceiver with direction pin and
30
series termination resistors (3-State)
DIR
A0
A1
A2
A3
A4
A5
A6
A7
19
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
G3
3 EN1 (BA)
3 EN2 (AB)
1
2
SA00122
19
18
17
16
15
14
13
12
11
SA00313
OE
B0
B1
B2
B3
B4
B5
B6
B7
18
17
16
15
14
13
12
11
3
FUNCTION TABLE
H = High voltage level
L = Low voltage level
X = Don’t care
Z = High impedance “off” state
SCHEMATIC OF EACH OUTPUT
OE
H
L
L
INPUTS
DIR
H
X
L
V
CC
An = Bn
Inputs
An
Z
INPUTS/OUTPUTS
SA00237
OUTPUT
74ABT2245
Bn = An
Inputs
Product data
Bn
Z