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TD322D485H-A

Public Made by Adom

by adom

YLPTEC RS485 Bus Modules, DIP-12. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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Generated by kicad-footprint-generator · KiCad file format 20260206
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docs td322d485h-a: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray 1mo ago
viewers td322d485h-a: viewers · Ray 1mo ago
package.json td322d485h-a: component.models_3d pose record per STEP (Z-up, seated z=0, pad-centre origin, identity binding) · Ray 28d ago
page.json td322d485h-a: component.models_3d pose record per STEP (Z-up, seated z=0, pad-centre origin, identity binding) · Ray 28d ago
README.md Initial commit: component/td322d485h-a · Ray 1mo ago
td322d485h-a-etched.fit.json td322d485h-a: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray 1mo ago
td322d485h-a-etched.glb td322d485h-a: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray 1mo ago
td322d485h-a-etched.step td322d485h-a: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray 1mo ago
td322d485h-a.glb Publish 0.1.0 · Ray 1mo ago
td322d485h-a.kicad_mod Publish 0.1.0 · Ray 1mo ago
td322d485h-a.kicad_sym Publish 0.1.0 · Ray 1mo ago
td322d485h-a.lbr Publish 0.1.0 · Ray 1mo ago
td322d485h-a.step Publish 0.1.0 · Ray 1mo ago

TD322D485H-A

YLPTEC · RS485 Bus Modules · DIP-12

TD322D485H-A from YLPTEC, in a DIP-12. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 VCC power_in Supply voltage positive, 3.15-3.45 VDC for TD322D485H-A model
2 GND power_in Supply voltage ground reference
3 TXD1 input Transmit data input for channel 1, accepts 3.3V UART logic levels
4 RXD1 output Receive data output for channel 1, drives 3.3V UART logic levels
5 TXD2 input Transmit data input for channel 2, accepts 3.3V UART logic levels
6 RXD2 output Receive data output for channel 2, drives 3.3V UART logic levels
7 A2 bidirectional RS-485 differential A signal for channel 2, common mode range -7V to +12V, input impedance 48 ohms
8 B2 bidirectional RS-485 differential B signal for channel 2, common mode range -7V to +12V, input impedance 48 ohms
9 G2 power_in Isolated power domain reference ground for channel 2, may be left floating if not used
10 A1 bidirectional RS-485 differential A signal for channel 1, common mode range -7V to +12V, input impedance 48 ohms
11 B1 bidirectional RS-485 differential B signal for channel 1, common mode range -7V to +12V, input impedance 48 ohms
12 G1 power_in Isolated power domain reference ground for channel 1, may be left floating if not used

Key specifications

Parameter Value
Manufacturer YLPTEC
Package DIP-12
Category IoT/Communication Modules
Pins 12

CAD (KiCad official)

  • Symbol: TD322D485H-A
  • Footprint: Package_DIP:DIP-12_W7.62mm
  • 3D model: DIP-12 (KiCad packages3D, STEP)
  • 3D model files: td322d485h-a-etched.step / td322d485h-a-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); td322d485h-a.step / td322d485h-a.glb are the bare package body.

Provenance

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

  • Datasheet: YLPTEC datasheet (5 pp, sha256 e28d45acbfdca7ad, retrieved 2026-09-18, 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