The BK3632 chip is a highly integrated 2.4 GHz wireless SoC support Bluetooth 5.0 dual mode and proprietary protocol. It integrates a highperformance RF transceiver, baseband, MCU, rich feature peripheral units and embedded FLASH.

1.Bluetooth dual mode 5.0 and 2.4 GHz proprietary protocol 2.Low-power 2.4GHz Transceiver
3.32-bit MCU integrated 4.160 KB programmable Flash for Program and 20 KB RAM for Data
5.Program code read protection 6.Operation voltage from 0.9 V to 3.6 V
7.Up to 2.8 V booster voltage output 8.Clock
16 MHz crystal reference clock and internal digital control oscillator
32 kHz ring oscillator
External 32 kHz crystal oscillator
MCU can run with any clock source with internal frequency divider
9.Interface and peripheral units
JTAG, I2C, SPI interface
Two UART interface
Multi-channels PWM output
On-chip 10 bit general ADC
GPIO with multiplexed interface functions
True random number generator
10.Typical Package Type
32-pin QFN 4x4

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