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Contents

README

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CMT2210A-EQR

HopeRF Micro electronics · RF Transceiver ICs · QFN-16-EP(3x3)

CMT2210A-EQR from HopeRF Micro electronics, in a QFN-16-EP(3x3). 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 CSB input 3-wire SPI chip select input for EEPROM programming, internally pulled high
2 SDA bidirectional 3-wire SPI data input and output for EEPROM programming
3 SCL input 3-wire SPI clock input for EEPROM programming, internally pulled low
4 NC unconnected Not connected, leave floating
5 DOUT output Received data output
6 CLKO output Programmable clock output to drive an external MCU
7 XOUT output Crystal oscillator output
8 XIN input Crystal oscillator input or external reference clock input
9 NC unconnected Not connected, leave floating
10 nRSTO output Active-low power-on-reset output to reset an external MCU
11 VCOP bidirectional VCO tank, connected to an external inductor
12 VCON bidirectional VCO tank, connected to an external inductor
13 GND power_in Ground
14 RFIN input RF signal input to the LNA
15 GND power_in Ground
16 VDD power_in Power supply input
17 EP passive Exposed pad (from the footprint; not named in the datasheet pin table).

Key specifications

Parameter Value
Manufacturer HopeRF Micro electronics
Package QFN-16-EP(3x3)
Category RF And Wireless
Pins 17

CAD (KiCad official)

  • Symbol: CMT2210A-EQR
  • Footprint: Package_DFN_QFN:QFN-16-1EP_3x3mm_P0.5mm_EP1.7x1.7mm
  • 3D model: QFN-16-EP(3x3) (KiCad packages3D, STEP)
  • 3D model files: cmt2210a-eqr-etched.step / cmt2210a-eqr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); cmt2210a-eqr.step / cmt2210a-eqr.glb are the bare package body.

Provenance

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

  • Datasheet: HopeRF Micro electronics datasheet (28 pp, sha256 bf2e91e51c3dda76, retrieved 2026-09-22, tier: lcsc)
  • 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