Loads on click. Unloads only if this page sits in the background.

Symbol & Footprint

Schematic Symbol

Open full view ↗
Loads on click. Unloads only if this page sits in the background.

PCB Footprint

Open full view ↗
Loads on click. Unloads only if this page sits in the background.
Loads on click. Unloads only if this page sits in the background.
Download PDF
Contents

README

markdown

GR2833M

GR · Stepper Motor Driver · SOP-16

GR2833M from GR, in a SOP-16. 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 Power supply positive; operating voltage 2.8V to 5.5V, absolute maximum 7.0V
2 GRL input Data clock input; maximum frequency 200 kHz
3 EN input Data output latch enable input
4 RIS input Output reset/clear input
5 SDA input Serial data input; setup time 1µs minimum, hold time 5µs minimum
6 OUTA output IR-Cut output A; VOL 0.8V typical at IOUT 80mA, VOH 3.4V typical at VCC 5.0V
7 OUTB output IR-Cut output B; VOL 0.8V typical at IOUT 80mA, VOH 3.4V typical at VCC 5.0V
8 GND power_in Power supply ground
9 D7 output Parallel output D7; VOL 1.02V to 1.6V at IOUT 350mA, Ta 25°C
10 D6 output Parallel output D6; VOL 1.02V to 1.6V at IOUT 350mA, Ta 25°C
11 D5 output Parallel output D5; VOL 1.02V to 1.6V at IOUT 350mA, Ta 25°C
12 D4 output Parallel output D4; VOL 1.02V to 1.6V at IOUT 350mA, Ta 25°C
13 D3 output Parallel output D3; VOL 1.02V to 1.6V at IOUT 350mA, Ta 25°C
14 D2 output Parallel output D2; VOL 1.02V to 1.6V at IOUT 350mA, Ta 25°C
15 D1 output Parallel output D1; VOL 1.02V to 1.6V at IOUT 350mA, Ta 25°C
16 D0 output Parallel output D0; VOL 1.02V to 1.6V at IOUT 350mA, Ta 25°C

Key specifications

Parameter Value
Manufacturer GR
Package SOP-16
Category Motor Driver ICs
Pins 16

CAD (KiCad official)

  • Symbol: GR2833M
  • Footprint: Package_SO:SOIC-16_3.9x9.9mm_P1.27mm
  • 3D model: SOP-16 (KiCad packages3D, STEP)
  • 3D model files: gr2833m-etched.step / gr2833m-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); gr2833m.step / gr2833m.glb are the bare package body.

Provenance

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

  • Datasheet: GR datasheet (12 pp, sha256 838968acc63ac6c1, retrieved 2026-09-22, 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