Data Sheet ADM101E
SPECIFICATIONS
V
CC
= 5 V ± 10%, C1 = C2 = 0.1 μF. All specifications T
MIN
to T
MAX
unless otherwise noted.
Table 1.
Parameter Min Typ Max Unit Test Conditions/Comments
Output Voltage Swing ±3.5 ±4.2 V V
CC
= 5 V ± 5%, T
OUT
Loaded with 3 kΩ to GND
±3.25
±4.2
V
CC
= 5 V ± 10%, T
OUT
Loaded with 3 kΩ to GND
V
CC
Power Supply Current (Unloaded) 0.5 1 mA No Load, T
IN
= V
CC
or GND
V
CC
Power Supply Current (Loaded) 1.85 2.5 mA T
OUT
Loaded with 3 kΩ to GND
V
CC
Power Supply Current (Shutdown) 1 μA SD Input = V
CC
Input Logic Threshold Low, V
INL
0.8 V
Input Logic Threshold High, V
INH
2.4
Input Leakage Current ±1 μA
RS-232 Input Voltage Range −15 +15 V
RS-232 Input Threshold Low 0.8 2.2 V
RS-232 Input Threshold High 2.4 2.6 V
RS-232 Input Hysteresis 0.2 V
RS-232 Input Resistance
3
5
7
TTL/CMOS Output Voltage Low, V
OL
0.4 V I
OUT
= 1.6 mA
TTL/CMOS Output Voltage High, V
OH
3.5 V I
OUT
= −1.0 mA
Propagation Delay 0.25 μs RS-232 to TTL
Instantaneous Slew Rate
1
25 V/μs C
L
= 10 pF, R
L
= 3 kΩ − 7 kΩ, T
A
= 25°C
Transition Region Slew Rate 11 V/μs R
L
= 3 kΩ, C
L
= 1000 pF
Measured from +3 V to −3 V or Vice Versa
Baud Rate 460 kB R
L
= 3 kΩ, C
L
= 1 nF
Output Resistance 300 Ω V
CC
= 0 V, V
OUT
= ±2 V
RS-232 Output Short Circuit Current ±25 ±60 mA
1
Sample tested to ensure compliance.
Rev. B | Page 3 of 12
ADM101E Data Sheet
ABSOLUTE MAXIMUM RATINGS
T
A
= 25°C unless otherwise noted.
Table 2.
Parameter Rating
V
CC
6 V
V− +0.3 V to 6 V
Input Voltages
Driver Input T
IN
0.3 V to (V
CC
, +0.3 V)
Receiver Input R
IN
±30 V
Output Voltages
Driver Output T
OUT
(V
CC
, +0.3 V) to (V−, −0.3 V)
Receiver Output R
OUT
0.3 V to (V
CC
+0.3 V)
Short Circuit Duration
T
OUT
Continuous
Power Dissipation
RM-10 (Derate 12 mW/°C
above 70°C)
1488 mW
Thermal Impedance 135°C/W
Operating Temperature Range
Industrial (A Version) 40°C to +85°C
Storage Temperature Range 65°C to +150°C
Lead Temperature Soldering
Vapor Phase (60 sec) 215°C
Infrared (15 sec) 220°C
ESD Rating >2000 V
ESD Rating (I-O Pins) 15 kV
Stresses above those listed under Absolute Maximum Ratings
may cause permanent damage to the device. This is a stress
rating only; functional operation of the device at these or any
other conditions above those indicated in the operational
section of this specification is not implied. Exposure to absolute
maximum rating conditions for extended periods may affect
device reliability.
ESD CAUTION
Rev. B | Page 4 of 12
Data Sheet ADM101E
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
Figure 2. Pin Configuration
Table 3. Pin Function Descriptions
Pin No. Mnemonic Function
1
GND
Ground Pin. Must be connected to 0 V.
2 C1− Negative Terminal of C1 (if C1 is Polarized Capacitor).
3 V− Internally Generated Negative Supply Voltage.
4 T
IN
Driver Input (3 V to 5 V TTL/CMOS Logic Levels).
5 R
OUT
Receiver Output (3 V to 5 V TTL/CMOS Logic Levels).
6 R
IN
Receiver Input (EIA-232 Signal Levels).
7
T
OUT
Driver Output (EIA-232 Signal Levels).
8 SD Shutdown Input. Logic 1 on this input puts the ADM101E into low power shutdown mode.
9 C1+ Positive Terminal of Charge Pump Capacitor (if C1 is Polarized Capacitor).
10 V
CC
Positive Power Supply, Nominally 5 V.
Rev. B | Page 5 of 12

ADM101EARMZ-REEL

Mfr. #:
Manufacturer:
Analog Devices Inc.
Description:
RS-232 Interface IC SINGLE CHANNEL, 5V RS-232 I.C.
Lifecycle:
New from this manufacturer.
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