component
CMT83086
Public Made by Adomby adom
HopeRF Micro electronics Isolated RS-485/422 Transceivers, SOIC-16-300mil. Datasheet-verified pinout, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownCMT83086
HopeRF Micro electronics · Isolated RS-485/422 Transceivers · SOIC-16-300mil
CMT83086 from HopeRF Micro electronics, in a SOIC-16-300mil. 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 | VDD1 | power_in | Isolated side 1 power supply voltage, 2.7 to 5.5 V recommended. |
| 2 | GND1 | power_in | Isolated side 1 ground reference point. |
| 3 | R | output | Receiver output, CMOS logic level with maximum output current ±10 mA. |
| 4 | /RE | input | Receiver input enable (active low), accepts 0 to 0.8 V low and 2 to VDD high. |
| 5 | DE | input | Driver input enable (active high), accepts 0 to 0.8 V low and 2 to VDD high. |
| 6 | D | input | Driver transmit data input, accepts 0 to 0.8 V low and 2 to VDD high. |
| 7 | GND1 | power_in | Isolated side 1 ground reference point. |
| 8 | GND1 | power_in | Isolated side 1 ground reference point. |
| 9 | GND2 | power_in | Isolated side 2 ground reference point. |
| 10 | GND2 | power_in | Isolated side 2 ground reference point. |
| 11 | Y | tri_state | Driver non-inverting output for RS-485 differential bus, maximum output current ±60 mA, enters high impedance when disabled or power lost. |
| 12 | Z | tri_state | Driver inverting output for RS-485 differential bus, maximum output current ±60 mA, enters high impedance when disabled or power lost. |
| 13 | B | input | Receiver inverting input for RS-485 differential bus, voltage range -7 to 12 V. |
| 14 | A | input | Receiver non-inverting input for RS-485 differential bus, voltage range -7 to 12 V. |
| 15 | GND2 | power_in | Isolated side 2 ground reference point. |
| 16 | VDD2 | power_in | Isolated side 2 power supply voltage, 2.9 to 5.5 V recommended. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | HopeRF Micro electronics |
| Package | SOIC-16-300mil |
| Category | Signal Isolation Devices |
| Pins | 16 |
CAD (KiCad official)
- Symbol:
CMT83086 - Footprint:
Package_SO:SOIC-16_3.9x9.9mm_P1.27mm - 3D model: SOIC-16-300mil (KiCad packages3D, STEP)
- 3D model files:
cmt83086-etched.step/cmt83086-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);cmt83086.step/cmt83086.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: HopeRF Micro electronics datasheet (24 pp, sha256
618b2ac4d7e5cd25, retrieved 2026-09-21, 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, primaryclaude-haiku-4-5-20251001(text), consensusclaude-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).