BK3431Q，上海博通蓝牙ble-soc单芯片应用介绍及layou指南
芯片简介1.1 Overview The BK3431Q chip is a highly integrated Bluetooth 5.0 low energy single mode device, with 2 Mbps data rate option. It integrates a high- performance RF transceiver, baseband, MCU core, rich feature peripheral units, programmable protocol and profile to support BLE application.The Flash program memory makes it suitable for customized applications. The BK3431Q is designed with advanced technology process and integrated with switch DCDC regulator, that it has ultra-low power consumption and ultra-low leakage power.The embedded high order interference suppression filter and fast automatic gain control logic make it work well in high interference environment.芯片特性1.3 Features- Bluetooth® SIG Bluetooth Low Energy Single-Mode (BLE) compliant- Low-power 2.4GHz Transceiver- 32-bit microprocessor integrated- Typical 500 KB Flash for Program and 64 KB RAM for Data- 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 32KHz crystal oscillator- MCU can run with any clock source with internal frequency divider- Interface and peripheral units- Quad IO FLASH programming- JTAG, I2C, SPI interface- Two UART interface- Multi-channels PWM output- On-chip high accurate temperature sensor- On-chip 10 bit general ADC- GPIO with multiplexed interface functions- True random number generator- Typical Package Type- 32-pin QFN 4x4 and 40-pin QFN 5x5
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