adm232a Analog Devices, Inc., adm232a Datasheet - Page 2

• Manufacturer Part Number: adm232a
• Description: High Speed, +5 V, 0.1 Uf Cmos Rs-232 Drivers/receivers
• Manufacturer: Analog Devices, Inc.

Parameter
RS-232 TRANSMITTERS
RS-232 RECEIVERS
POWER SUPPLY
AC CHARACTERISTICS
Specifications subject to change without notice.
ADM222/ADM232A/ADM242–SPECIFICATIONS
Guaranteed by design, not production tested.
Output Voltage Swing
Input Logic Threshold Low, V
Input Logic Threshold High, V
Logic Pull-Up Current
Data Rate
Output Resistance
Output Short Circuit Current (Instantaneous)
RS-232 Input Voltage Range
RS-232 Input Threshold Low
RS-232 Input Threshold High
RS-232 Input Hysteresis
RS-232 Input Resistance
TTL/CMOS Output Voltage Low, V
TTL/CMOS Output Voltage High, V
TTL/CMOS Output Short-Circuit Current
TTL/CMOS Output Short-Circuit Current
TTL/CMOS Output Leakage Current
EN Input Threshold Low, V
EN Input Threshold High, V
Power Supply Current
Shutdown Power Supply Current
SHDN Input Leakage Current
SHDN Input Threshold Low, V
SHDN Input Threshold High, V
Transition Region Slew Rate
Transmitter Propagation Delay TTL to RS-232
Receiver Propagation Delay RS-232 to TTL
Receiver Output Enable Time
Receiver Output Disable Time
Transmitter Output Enable Time
Transmitter Output Disable Time
Transmitter + to – Propagation Delay Difference
Receiver + to – Propagation Delay Difference
INL
INH
INL
INH
INL
INH
OL
OH
Min
± 5
2.4
200
300
–30
0.8
0.2
3
3.5
–2
10
2.0
2.0
3
Typ
± 9
1.7
1.7
12
± 10
1.2
1.6
0.4
5
0.05
–85
35
± 0.05 ± 10
1.4
1.4
4
13
0.1
1.4
1.4
8
0.85
1.0
0.1
0.3
125
160
250
3.5
150
200
Max
0.8
40
+30
2.4
1.0
7
0.4
0.8
8
10
± 1
0.8
3.5
3.5
0.5
0.5
500
500
30
Unit
V
V
V
µA
kB/s
Ω
mA
V
V
V
V
kΩ
V
V
mA
mA
µA
V
V
mA
mA
µA
µA
V
V
V/µs
µs
µs
µs
µs
ns
ns
µs
µs
ns
ns
Test Conditions/Comments
All Transmitter Outputs Loaded with
3 kΩ to Ground
T
T
T
V
V
T
I
I
Source Current (V
Sink Current (V
SHDN = GND/EN = V
0 V ≤ V
No Load
3 kΩ Load on Both Outputs
C
Measured from +3 V to –3 V or –3 V to +3 V
t
t
t
t
t
t
SHDN Goes High
SHDN Goes Low
PHLT
PLHT
PHLR
PLHR
ER
DR
OUT
OUT
CC
CC
IN
IN
IN
A
L
(V
ifications T
= 0°C to 85°C
= 50 pF to 1000 pF, R
= 0 V
= V+ = V– = 0 V, V
= 5 V
CC
= 3.2 mA
= –1.0 mA
= 5 V
OUT
≤ V
MIN
10%. C1–C4 = 0.1 F; all spec-
CC
to T
OUT
OUT
MAX
= V
unless otherwise noted.)
= GND)
CC
CC
OUT
L
)
= 3 kΩ to 7 kΩ
= ± 2 V