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ADM202EARNZ

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Analog Devices RS232 ICs, SOIC-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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Datasheet

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Contents

README

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ADM202EARNZ

Analog Devices · RS232 ICs · SOIC-16

ADM202EARNZ from Analog Devices, in a SOIC-16. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 C1+ passive Positive terminal of external charge-pump capacitor C1; a 0.1 µF capacitor is recommended, and larger capacitors of up to 47 µF can be used.
2 V+ power_out Internally generated positive supply, +9 V nominal.
3 C1− passive Negative terminal of external charge-pump capacitor C1; a 0.1 µF capacitor is recommended, and larger capacitors of up to 47 µF can be used.
4 C2+ passive Positive terminal of external charge-pump capacitor C2; a 0.1 µF capacitor is recommended, and larger capacitors of up to 47 µF can be used.
5 C2− passive Negative terminal of external charge-pump capacitor C2; a 0.1 µF capacitor is recommended, and larger capacitors of up to 47 µF can be used.
6 V− power_out Internally generated negative supply, −9 V nominal.
7 T2OUT output RS-232 transmitter 2 output at RS-232 signal levels, typically ±9 V.
8 R2IN input RS-232 receiver 2 input accepting RS-232 signal levels, with an internal 5 kΩ pull-down resistor to GND and overvoltage protection of ±30 V.
9 R2OUT output Receiver 2 CMOS logic-level output.
10 T2IN input Transmitter 2 input accepting TTL/CMOS logic levels.
11 T1IN input Transmitter 1 input accepting TTL/CMOS logic levels.
12 R1OUT output Receiver 1 CMOS logic-level output.
13 R1IN input RS-232 receiver 1 input accepting RS-232 signal levels, with an internal 5 kΩ pull-down resistor to GND and overvoltage protection of ±30 V.
14 T1OUT output RS-232 transmitter 1 output at RS-232 signal levels, typically ±9 V.
15 GND power_in Ground pin that must be connected to 0 V.
16 VCC power_in Power supply input of 5 V ± 10% (4.5 V to 5.5 V).

Key specifications

Parameter Value
Manufacturer Analog Devices
Package SOIC-16
Category Interface ICs
Pins 16

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Operating Voltage Range 4.5 5 5.5 V 3
EIA-232 Input Voltage Range -30 30 V 3
EIA-232 Input Threshold Low 0.4 1.2 V 3
EIA-232 Input Threshold High 1.6 2.4 V 3
EIA-232 Input Resistance 3 5 7 kΩ TA = 0°C to 85°C 3
Input Logic Threshold Low VINL 0.8 V TIN 3
Input Logic Threshold High VINH 2.4 V TIN 3
CMOS Output Voltage Low VOL 0.4 V IOUT = 3.2 mA 3
CMOS Output Voltage High VOH 3.5 V IOUT = −1 mA 3
Logic Pull-Up Current -25 12 25 µA TIN = 0 V 3
VCC Power Supply Current ICC 2.5 6 mA No load 3
VCC Power Supply Current (loaded) ICC 13 18 mA RL = 3 kΩ to GND 3
RS-232 Output Voltage Swing -5 9 V All transmitter outputs loaded with 3 kΩ to ground 3
Transmitter Output Resistance 300 Ω VCC = 0 V, VOUT = ±2 V 3
RS-232 Output Short-Circuit Current -10 60 mA 3
Maximum Data Rate 230 kbps RL = 3 kΩ to 7 kΩ, CL = 50 pF to 1000 pF 3
Receiver Propagation Delay TPHL TPHL 0.1 1 µs 3
Receiver Propagation Delay TPLH TPLH 0.3 1 µs 3
Transmitter Propagation Delay 1 1.5 µs RL = 3 kΩ, CL = 1000 pF 3
Transition Region Slew Rate 3 8 30 V/µs RL = 3 kΩ, CL = 1000 pF; measured from +3 V to −3 V, or −3 V to +3 V 3
ESD Protection (I/O Pins), human body model -15 15 kV Human body model 3
ESD Protection (I/O Pins), IEC1000-4-2 air discharge -15 15 kV IEC1000-4-2 air discharge 3
ESD Protection (I/O Pins), IEC1000-4-2 contact discharge -8 8 kV IEC1000-4-2 contact discharge 3
EFT Protection (I/O Pins) -2 2 kV IEC1000-4-4 3
VCC VCC -0.3 6 V 4
V+ V+ 14 V 4
V− V- -14 0.3 V 4
RIN (receiver input voltage) RIN -30 30 V 4
TOUT (transmitter output voltage) TOUT -15 15 V 4
ROUT (receiver output voltage) ROUT -0.3 V 4
Power Dissipation R-16 package 450 mW Derate 6 mW/°C above 50°C 4
Operating Temperature Range (Industrial, A version) -40 85 °C Industrial (A version) 4
Storage Temperature Range -65 150 °C 4
Lead Temperature (soldering) 300 °C Soldering, 10 sec 4
ESD Rating (MIL-STD-883B) (I/O pins) -15 15 kV MIL-STD-883B 4
ESD Rating (IEC1000-4-2 Air) (I/O pins) -15 15 kV IEC1000-4-2 air 4
ESD Rating (IEC1000-4-2 Contact) (I/O pins) -8 8 kV IEC1000-4-2 contact 4
EFT Rating (IEC1000-4-4) (I/O pins) -2 2 kV IEC1000-4-4 4
EIA-232 Input Hysteresis 0.65 V 3
θJA Thermal Impedance, R-16 package θJA 158 °C/W R-16 (narrow SOIC) package 4

CAD (KiCad official)

  • Symbol: ADM202EARNZ
  • Footprint: Package_SO:SOIC-16_3.9x9.9mm_P1.27mm
  • 3D model: SOIC-16 (KiCad packages3D, STEP)
  • 3D model files: adm202earnz-etched.step / adm202earnz-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); adm202earnz.step / adm202earnz.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Analog Devices datasheet (16 pp, sha256 fe3b6cc7eddd2d68, retrieved 2026-10-28, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF