Datasheet

SN751177, SN751178
DUAL DIFFERENTIAL DRIVERS AND RECEIVERS
SLLS059D – FEBRUARY 1990 – REVISED MAY 1999
3
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
logic symbols
†
SN751177
SN751178
1
1
1
1
†
These symbols are in accordance with ANSI/IEEE Std 91-1984 and
IEC Publication 617-12.
EN1
12
DE
EN2
4
15
1D
1R
3
9
2D
2R
5
2
2
1Y
14
1Z
13
1A
2
1B
1
2Y
10
2Z
11
2A
6
2B
7
EN
4
1DE
15
1D
1R
3
EN
12
2DE
9
2D
2R
5
1Y
14
1Z
13
1A
2
1B
1
2Y
10
2Z
11
2A
6
2B
7
RE
logic diagrams (positive logic)
RE
DE
SN751177
SN751178
12
4
15
14
13
2
1
3
9
10
11
6
7
5
1D
1R
2D
2R
2B
2A
2Z
2Y
1B
1A
1Z
1Y
15
14
13
1D
1Z
1Y
4
1DE
2
1
3
1R
1B
1A
9
10
11
2D
2Z
2Y
12
2DE
6
7
5
2R
2B
2A
schematics of inputs
EQUIVALENT OF RECEIVER INPUTEQUIVALENT OF DRIVER OR ENABLE INPUT
Input
V
CC
Driver Input: R
(eq)
= 6 kΩ NOM
Enable Input: R
(eq)
= 4 kΩ NOM
R
(eq)
= Equivalent Resistor
Input
V
CC
R
(eq)
All resistor values are nominal.