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SN75C3232EPWR

Public Made by Adom

by adom

Texas Instruments Pre-ordered Chips, TSSOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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SN75C3232EPWR

Texas Instruments · Pre-ordered Chips · TSSOP-16

SN75C3232EPWR from Texas Instruments, in a TSSOP-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 lead of the C1 charge-pump capacitor.
2 V+ power_out Positive charge pump output for a storage capacitor only; the datasheet absolute maximum for V+ is 7 V.
3 C1- passive Negative lead of the C1 charge-pump capacitor.
4 C2+ passive Positive lead of the C2 charge-pump capacitor.
5 C2- passive Negative lead of the C2 charge-pump capacitor.
6 V- power_out Negative charge pump output for a storage capacitor only; the datasheet absolute maximum for V- is -7 V.
7 DOUT2 output RS-232 line data output to the remote RS-232 system, rated ±15 kV HBM and ±15 kV IEC 61000-4-2 air-gap / ±8 kV contact ESD.
8 RIN2 input RS-232 line data input from the remote RS-232 system, rated ±15 kV HBM and ±15 kV IEC 61000-4-2 air-gap / ±8 kV contact ESD.
9 ROUT2 output Logic data output to the UART.
10 DIN2 input Logic data input from the UART; accepts 5-V logic with a 3.3-V supply.
11 DIN1 input Logic data input from the UART; accepts 5-V logic with a 3.3-V supply.
12 ROUT1 output Logic data output to the UART.
13 RIN1 input RS-232 line data input from the remote RS-232 system, rated ±15 kV HBM and ±15 kV IEC 61000-4-2 air-gap / ±8 kV contact ESD.
14 DOUT1 output RS-232 line data output to the remote RS-232 system, rated ±15 kV HBM and ±15 kV IEC 61000-4-2 air-gap / ±8 kV contact ESD.
15 GND power_in Ground reference for the device; the pin table labels it GRD while the pin figure labels it GND.
16 VCC power_in Supply voltage; connect to an external 3-V to 5.5-V power supply.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package TSSOP-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
VCC supply voltage range VCC -0.3 6 V 4
Positive output supply voltage range V+ -0.3 7 V 4
Negative output supply voltage range V- -7 0.3 V 4
Supply voltage difference V+, V- 13 V 4
Driver input voltage range VI -0.3 6 V Drivers 4
Receiver input voltage range VI -25 25 V Receivers 4
Driver output voltage range VO -13.2 13.2 V Drivers 4
Receiver output voltage range VO -0.3 V Receivers 4
Operating virtual junction temperature TJ 150 °C 4
Storage temperature range Tstg -65 150 °C 4
Electrostatic discharge, human-body model V(ESD) -3000 3000 V HBM, per ANSI/ESDA/JEDEC JS-001 4
Electrostatic discharge, charged-device model V(ESD) -1500 1500 V CDM, per JEDEC JESD22-C101 4
Supply voltage VCC 3 3.3 3.6 V VCC = 3.3 V 5
Supply voltage VCC 4.5 5 5.5 V VCC = 5 V 5
Driver high-level input voltage DIN VIH 2 V VCC = 3.3 V 5
Driver high-level input voltage DIN VIH 2.4 V VCC = 5 V 5
Driver low-level input voltage DIN VIL 0.8 V 5
Driver input voltage DIN VI 0 5.5 V 5
Receiver input voltage -25 25 V 5
Operating free-air temperature TA 0 70 °C SN75C3232E 5
Supply current ICC 0.3 1 mA No load, VCC = 3.3 V or 5 V 6
High-level output voltage VOH 5 5.5 V DOUT at RL = 3 kΩ to GND, DIN = GND 6
Low-level output voltage VOL -5.4 -5 V DOUT at RL = 3 kΩ to GND, DIN = VCC 6
High-level input current IIH -1 0.01 1 μA VI = VCC 6
Low-level input current IIL -1 0.01 1 μA VI at GND 6
Short-circuit output current IOS -60 35 60 mA VCC = 3.6 V, VO = 0 V 6
Short-circuit output current IOS -90 35 90 mA VCC = 5.5 V, VO = 0 V 6
Output resistance ro 300 Ω VCC, V+, and V- = 0 V, VO = ±2 V 6
Low-level output voltage VOL 0.4 V IOL = 1.6 mA 6
Positive-going input threshold voltage VIT+ 1.5 2.4 V VCC = 3.3 V 6
Positive-going input threshold voltage VIT+ 1.8 2.4 V VCC = 5 V 6
Negative-going input threshold voltage VIT- 0.6 1.2 V VCC = 3.3 V 6
Negative-going input threshold voltage VIT- 0.8 1.5 V VCC = 5 V 6
Input hysteresis (VIT+, VIT-) Vhys 0.3 V 6
Input resistance ri 3 5 7 kΩ VI = ±3 V to ±25 V 6
Maximum data rate 1000 kbit/s RL = 3 kΩ, one DOUT switching, CL = 250 pF, VCC = 3 V to 4.5 V 7
Pulse skew tsk(p) 300 ns CL = 150 pF to 2500 pF, RL = 3 kΩ to 7 kΩ 7
Slew rate, transition region SR(tr) 14 150 V/μs RL = 3 kΩ to 7 kΩ, CL = 150 pF to 1000 pF, VCC = 3.3 V 7
Junction-to-ambient thermal resistance RθJA 108 °C/W PW (TSSOP) 16-pin package 5
Junction-to-case (top) thermal resistance RθJC(top) 39 °C/W PW (TSSOP) 16-pin package 5
Junction-to-board thermal resistance RθJB 54.4 °C/W PW (TSSOP) 16-pin package 5
Junction-to-top characterization parameter ψJT 3.3 °C/W PW (TSSOP) 16-pin package 5
Junction-to-board characterization parameter ψJB 53.8 °C/W PW (TSSOP) 16-pin package 5

CAD (KiCad official)

  • Symbol: SN75C3232EPWR
  • Footprint: Package_SO:TSSOP-16_4.4x5mm_P0.65mm
  • 3D model: TSSOP-16 (KiCad packages3D, STEP)
  • 3D model files: sn75c3232epwr-etched.step / sn75c3232epwr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); sn75c3232epwr.step / sn75c3232epwr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (31 pp, sha256 6de758a0c2727c38, 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