OM6629 是一款针对蓝牙低功耗和专有 2.4GHz 系统级芯片（SoC）解决方案
OM6629 是一款针对蓝牙低功耗和专有 2.4GHz 应用场景的系统级芯片（SoC）解决方案。它将高性能、低功耗的射频收发器与蓝牙基带以及丰富的外设 IO 扩展功能整合于一体。此外，OM6629 还集成了电源管理单元（PMU），可实现高效的电源管理。其目标应用领域涵盖 2.4GHz 蓝牙低功耗系统、专有 2.4GHz 系统、人机接口设备（像键盘、鼠标和遥控器）、运动设备、手机配件以及消费电子产品等。OM6629 芯片蓝牙协议支持BLE5.4版本。OM6629芯片集成了最高可达 96MHz@MCU，同时配备直接内存访问（DMA）、通用输入输出（GPIO）、串行外设接口（SPI）、通用异步收发传输器（UART）、定时器以及看门狗等功能模块。它支持外接 32MHz 的晶振，并且集成了多功能的最高 12 位模数转换器（ADC）。芯片特性如下：1，射频性能：l 接收灵敏度：• -100dBm sensitivity @ 1Mbps GFSK• -97dBm sensitivity @ 2Mbps GFSKl 发射功率范围： -45 to +10dBm2，MCU性能：u ARM® Cortex™-M4 with floating-point unit, max 96MHzu SWD interface3，存储空间u Flash：1MB；u SRAM: 256KB;u EFUSE: 512bitu I-Cache RAM: 8KB4，时钟源u32MHz & 32.768kHz crystal oscillatorsu32MHz & 32.768kHz RC oscillators5，链路控制u BT 5.4 LE PHY, link controlleru Proprietary 2.4-GHz link controller6，电源管理单元u Single power supply voltage: 1.71V ~ 3.6Vu 3.7mA peak current in RXu 4.2mA peak current in TX (0dBm)u 1.2uA in sleep mode (with 16K RAM retention, 32KHz RC OSC)u2.0uA in sleep mode (with 128K RAM retention, 32KHz RC OSC)u 2.9uA in sleep mode (with 256K RAM retention, 32KHz RC OSC)u ntegrated DCDC BUCK Converteru 200nA in shelf mode7，支持的协议u Bluetooth 5.4u Supported data rates: 1Mbps, 2Mbps, Long range 500kbps, 125kbps (BLE)u Multiple configurable air data rate from 25Kbps to 2Mbps (2.4G)u Supports ESLu Supports mesh networku Sample applications and profilesu Supports OTA8，接口单元u Up to 38 General Purpose I/O pinsu8 channel General Purpose DMA (GPDMA)u3x UART with FIFOu 2 x I2C interface (Master & Slave)u1 x I2Su 2 x SPI interface (Master & Slave)u 1 x QSPI interface for external Flashu 1 x QSPI interface for LCD Displayu 1 x USB2.0 full speedu 1 x QDECu 1 x LED PWMu1 x 32-bit Timer/Counter with 4 Compare/Capture/PWM channelsu 2 x 16-bit Timer/Counter with 4 Compare/PWM channels u 1 x 32-bit Real Time Counter with 3 Compare channelsu 1 x 16-bit Low Energy Timer with 4 Compare/PWM channelsu 1 x Watchdog Timeru 1 x PMU Timeru 8 channel single-end or 4 channel differential 12-bit 1Msps GPADCu 1 x Audio ADC• 16-bit ADC• SNR 96dB• 1 x DMIC (Digital Mic)• 1 x AMIC (Analog Mic)• Sample rate: 32KHz, 16KHz, 8KHzuEmbedded IR Transmitter9，安全协议u AES HW encryptionSupport AES-256/AES-128 keyu SHA256u HW True Random Number Generatoru • Secure bootu • Secure debug10，封装及工作温度范围u OM6629C: QFN48 6mm x 6mmu 40 ℃ ~ +85 ℃
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