Gravity: Digital Speaker Module

8002 IC-based mono speaker module with adjustable volume, digital interface, and 2.0–5.5 V operation for Arduino audio output projects.

Logical pinout · physical placement not verified

GND
Ground pin for the Gravity 8002 Digital Speaker Module. The official DFRobot wiki pinout lists this as Ground (GND).
Type · Ground
VCC
Power supply pin for the speaker module. The DFRobot wiki pinout lists this as Power supply (VCC).
Type · PowerVoltage · 2.0-5.5V operating voltage, from the official DFRobot wiki specification.
Signal
Digital input signal pin used to drive the 8002 speaker module. The DFRobot wiki pinout lists this as Input signal (Signal).
Type · Signal

Pin	Type	Function	Voltage
GND	Ground	Ground pin for the Gravity 8002 Digital Speaker Module. The official DFRobot wiki pinout lists this as Ground (GND).
VCC	Power	Power supply pin for the speaker module. The DFRobot wiki pinout lists this as Power supply (VCC).	2.0-5.5V operating voltage, from the official DFRobot wiki specification.
Signal	Signal	Digital input signal pin used to drive the 8002 speaker module. The DFRobot wiki pinout lists this as Input signal (Signal).

Logical pinout · physical placement not verified

Pin details

3 connections

GND
Ground pin for the Gravity 8002 Digital Speaker Module. The official DFRobot wiki pinout lists this as Ground (GND).
Ground
VCC
Power supply pin for the speaker module. The DFRobot wiki pinout lists this as Power supply (VCC).
PowerVoltage · 2.0-5.5V operating voltage, from the official DFRobot wiki specification.
Signal
Digital input signal pin used to drive the 8002 speaker module. The DFRobot wiki pinout lists this as Input signal (Signal).
Signal

Start wiring

I2S · I2C · Analog · 3.3 – 5 V · Breakout

Confirm the data interface matches your host board.

Module pins: VCC, GND, Signal. Schematik maps them to your board in the app.

Amplifiers

14 other options

MAX98357A and MAX98357 I2S class-D amps, PAM8403 and TPA2012 analog stereo amps, MAX9744 20W stereo amp, LM386 and PAM8302 mono amps, and discrete op-amp packs for signal-level work.

View all 14

Related groups

4 groups

Audio boards

Adafruit Audio FX boards and WAV Trigger for standalone playback, DFPlayer Pro and Gravity MP3 for MCU-scripted audio, EasyVR for speech recognition, Fermion/Gravity voice recorders, and Pi I2S DAC/codec boards.

Audio · Audio boards · 51 parts

Buzzers & speakers

Passive speakers from 1 W to 20 W (4–8 Ω), piezo buzzers active and passive, bone-conductor and surface transducers, and a BOSON buzzer module — all need a matching driver circuit or amplifier.

Audio · Buzzers & speakers · 23 parts

Microphones

MAX4466 and MAX9814 electret preamp breakouts for analog audio, I2S MEMS mics (ICS-43434, SPH0645LM4H, INMP441) for digital audio, PDM breakouts, ReSpeaker arrays for far-field pickup, and an LM386 sound detector.

Audio · Microphones · 17 parts

3D printing

DFRobot 1.75 mm PLA in 1 kg spools makes up the bulk of the group, in over 15 colors. Specialty options include PVA in both diameters, NinjaFlex flexible filament, Proto-Pasta conductive PLA, and wood-fill. OverLord printer spares and OverLord printers round out the hardware side.

Tools & prototyping · 3D printing · 53 parts

Pinout