ST202 STMICROELECTRONICS [STMicroelectronics], ST202 Datasheet - Page 6

• Manufacturer Part Number: ST202
• Description: 5V Powered multi-channel RS-232 drivers and receivers
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Electrical characteristics
Table 5.
1. RS-232 in to TTL-CMOS out (from 50% to 50%)
6/18
Symbol
V
V
V
V
R
V
V
I
RIHYS
SCR
t
ROH
ROL
DR
RIN
RIH
RIN
RIL
Receiver electrical characteristics
(C
values are referred to T
Receiver input voltage
operating range
RS-232 Input resistance
RS-232 Input threshold low
RS-232 Input threshold high
RS-232 Input hysteresis
TTL/CMOS Output voltage low
TTL/CMOS Output voltage high I
Receiver output short circuit
current
Propagation delay time
1
- C
4
= 0.1µF, V
Parameter
CC
A
= 5V ± 10%, T
= 25°C).
T
V
I
to GND
to V
C
OUT
OUT
A
CC
L
= 25°C
= 150pF
CC
= 5V
= 3.2mA (to V
= 1mA (to GND)
A
= -40 to 85°C, unless otherwise specified. Typical
(1)
Test
CC
)
Min.
-30
0.8
0.2
3.5
10
3
2
V
CC
Typ.
1.3
1.8
0.5
0.2
0.1
10
30
5
-0.2
Max.
2.4
0.4
0.5
30
7
1
ST202
Unit
KΩ
mA
µs
V
V
V
V
V
V