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Contents

README

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ISO1042DWR

Texas Instruments · CAN Transceivers · SOIC-16-300mil

ISO1042DWR from Texas Instruments, in a SOIC-16-300mil. 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 VCC1 power_in Digital side power supply voltage (side 1) with operating range 1.71V to 5.5V.
2 GND1 power_in Digital side ground connection (side 1).
3 TXD input CAN transmit data input with low level for dominant and high level for recessive bus states.
4 NC unconnected Not connected.
5 RXD output CAN receive data output with low level for dominant and high level for recessive bus states.
6 NC unconnected Not connected.
7 NC unconnected Not connected.
8 GND1 power_in Digital side ground connection (side 1).
9 GND2 power_in Transceiver side ground connection (side 2).
10 GND2 power_in Transceiver side ground connection (side 2).
11 VCC2 power_in Transceiver side power supply voltage (side 2) with operating range 4.5V to 5.5V, must be externally connected to pin 16.
12 CANL bidirectional Low level CAN bus with ±70V DC bus fault protection, ±30V common mode voltage range, and ≥30kΩ differential input impedance.
13 CANH bidirectional High level CAN bus with ±70V DC bus fault protection, ±30V common mode voltage range, and ≥30kΩ differential input impedance.
14 NC unconnected Not connected.
15 GND2 power_in Transceiver side ground connection (side 2).
16 VCC2 power_in Transceiver side power supply voltage (side 2) with operating range 4.5V to 5.5V, must be externally connected to pin 11.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SOIC-16-300mil
Category Interface
Pins 16

CAD (KiCad official)

  • Symbol: ISO1042DWR
  • Footprint: Package_SO:SOIC-16_3.9x9.9mm_P1.27mm
  • 3D model: SOIC-16-300mil (KiCad packages3D, STEP)
  • 3D model files: iso1042dwr-etched.step / iso1042dwr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); iso1042dwr.step / iso1042dwr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (47 pp, sha256 6240b4ede1d98f88, retrieved 2026-09-27, tier: lcsc)
  • Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
  • Extractor: parts-factory 2.0.0 / extract_pins 0.2, primary claude-haiku-4-5-20251001 (text), consensus claude-sonnet-4-6 (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