GD75232 Datasheet, PDF (2/12 Pages) Texas Instruments – MULTIPLE RS-232 DRIVERS AND RECEIVERS

GD75232
MULTIPLE RS-232 DRIVERS AND RECEIVERS
SLLS206C – MAY 1995 – REVISED JULY 1998
logic symbol^†
2
RA1
3
RA2
4
RA3
5
DY1
6
DY2
7
RA4
8
DY3
9
RA5
19
RY1
18
RY2
17
RY3
16
DA1
15
DA2
14
RY4
13
DA3
12
RY5
† _{This symbol is in accordance with ANSI/IEEE Std 91-1984}
and IEC Publication 617-12.
logic diagram (positive logic)
2
RA1
19
RY1
3
RA2
18
RY2
4
RA3
5
DY1
17
RY3
16
DA1
6
DY2
15
DA2
7
RA4
14
RY4
8
DY3
13
DA3
9
RA5
12
RY5
schematic (each driver)
To Other Drivers
VDD
11.6 kΩ
Input DAx
4.2 kΩ
9.4 kΩ
75.8 Ω
320 Ω
DYx Output
GND
To Other
Drivers
10.4 kΩ
VSS
To Other Drivers
Resistor values shown are nominal.
3.3 kΩ
68.5 Ω
2
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