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GW3323

Product Overview

Based on a 32-bit RISC-V core, GW3323 is a dual-mode Bluetooth chip and compliant with Bluetooth 5.2 and BLE specifications. It came with built-in 8M bit Flash, 256 Kbytes SRAM, 160 MHz operating frequency, and integrated power management unit PMU (Charger/Buck/LDO) with constant current charge up to 0.2A.

Performance

CPU and Flexible IO

  • 32bit High performance CPU with DSP instruction
  • Program memory: internal 8M bit flash
  • 256 Kbytes of SRAM ; including 206 Kbytes for user
  • Flexible GPIO pins with Programmable pullup and pull-down resistors
  • Support GPIO wakeup or interrupt
  • 160 MHz maximum frequency

Bluetooth Radio

  • Compliant to Bluetooth 5.2 and BLE specification (QDID:166851)
  • TX output power MAX +9dBm
  • RX Sensitivity with -94dBm @2M EDR
  • Support TWS communication wit balance-efficiency Power consumption
  • Support TWS Master-slave switch

Supports

  • A2DP/AVDTP/AVRCP/RFCOMM/HFP/HSP/SPP/HID

Peripheral and Interfaces

  • Support AAC, mSBC high quality decode
  • Support Low power Touch Key
  • Support Low power enter ear detect
  • 200mA maximum charge current of Power management function
  • Three 32-bit timers
  • Three multi-function 32-bit timers, support Capture and PWM mode
  • WatchDog
  • Three full-duplex UART
  • Two SPI
  • IR controller
  • SD Card Host controller
  • Full speed USB 2.0 HOST/DEVICE controller
  • Sixteen Channels 10-bit ADC;13 Channels for user
  • Two Channels 12-bit DAC
  • Integrate IRTC
  • Build in PMU, such as charger/buck/LDO

Package

  • QFN40

Temperature

  • Operating temperature: -40℃ to +85℃
  • Storage temperature: -65℃ to +150℃

Model List

Part No.Frequency
(MHz)
FLASH
(KB)
SRAM
(KB)
I/OsVoltage(V)Max.
TX Power
(dBm)
RX Sensitivity
(dBm)
TX Current
(mA@0dBm)
RX Current
(mA@0dBm)
Sleep Mode
Current
(µA)
Deep Sleep Mode
Current
(µA)
Operating
Temperature
(°C), Tj
TimerAnalog
Interface
ConnectivityPackage
Low Speed TM
(32bit)
High Speed TM
(16bit)
WDT(16bit)RTCGPADC
10bit Cell
GPADC
10bit channels
SPI(master)I2C(master)U(S)ARTPWMQuadrature
Decoder
ISO7816Infrared
emitting
receiving
Keyscan decoder
(rows columns)
AES
Encryption
Engine
GW3323HBU6120102480403~4.59-9418.728500440 to +853011-16203300000QFN40


Download Resources

Datasheet

Resource Title Version Update Date Download
GW3323 DataSheet V0.0.2 2022/11/2

Applications

Thermal Printer

Thermal Printer

Bluetooth Earphone

Bluetooth Earphone

Sweeping Robot

Sweeping Robot

Smartwatch

Smartwatch