The BK3432 chip is a highly integrated Bluetooth 5.0 dual mode data SoC.
Overview
The BK3432 chip is a highly integrated Bluetooth 5.0 dual mode data SoC with 2 Mbps data rate supported. It integrates a high-performance RF transceiver, baseband, MCU, rich feature peripheral units, programmable protocol and profile to support Bluetooth classic and low energy application. The Flash program memory makes it suitable for customized applications.
Features
Bluetooth® SIG Bluetooth Dual Mode 5.0 compliant
Low-power 2.4GHz Transceiver
MCU integrated
160 KB programmable Flash for Program and 20 KB RAM for Data
Program code read protection
Operation voltage from 2.0 V to 3.6 V
Clock
16 MHz crystal reference clock
64 MHz digital PLL clock
32 kHz ring oscillator
External 32 kHz crystal oscillator
MCU can run with any clock source with internal frequency divider
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
Typical Package Type
32-pin QFN 4x4