CPU Clock Speed
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CPU Architecture
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CPU Features
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Bluetooth Version
Bluetooth 5.1, Zigbee 2.6, 6LoWPAN
Operating Frequency [Max] (MHz)
48MHz
SRAM (kB)
8KB 缓存静态 RAM (SRAM) – 20KB 超低泄漏 SRAM
EEPROM (kB)
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Debugging
2 引脚 cJTAG 和 JTAG 调试
Upgrade Type
Supports Over-the-Air upgrade (OTA)
crystal (optional)
32.768 kHz
External clock
32.768 kHz
Timers [Number, bits]
2 × 32-bit 16 MHz
Real-Time Clock
1 × 32.768 kHz
Watchdog timer
32.768 kHz
GPIO
10、15 或 31 个 GPIO,具体取决于所用封装选 项
Pins
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Pitch
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Channels
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ADC [Number, bits]
12 位模数转换器 (ADC)、200MSPS、8 通道模 拟多路复用器
True Random Number Generator
有
SPI
2 个同步串行接口 (SSI)(SPI、MICROWIRE 和 TI)
DAC [Number, bits]
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SSI
PWM [Number, bits]
4 × PWM
TWI
1 × TWI master and slave
USB
1 × USB Full-speed device
SPI
1 × high-speed SPI master
Quad SPI
1 × Quad SPI (w.XIP)
Human Machine Interface
-
Programmable channels
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Fixed channels
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Channel groups
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Supply Voltage [Min to Max] (V)
宽电源电压范围 • 正常工作电压:1.8V 至 3.8V • 外部稳压器模式:1.7V 至 1.95V
Regulated supply for external components
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Power fail
Power fail comparator and brownout
Crypto Accelerator
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Public Key Hardware Accelerator
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Accelerator
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Security
AES engine, Crypto acceleration (RNG, AES), Debug security, Device identity, Secure Boot, Secure firmware and software update
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Current
有源模式 RX:5.9mA
– 有源模式 TX (0dBm):6.1mA
– 有源模式 TX (+5dBm):9.1mA
– 有源模式 MCU:61µA/MHz
– 有源模式 MCU:48.5 CoreMark/mA
Sensor Controller
有源模式传感器控制器:8.2μA/MHz
Standby
待机电流:1μA(RTC 运行,RAM/CPU 保持) – 关断电流:100nA(发生外部事件时唤醒)
Transceiver Compatible
2.4GHz RF 收发器,符合 Bluetooth 低功耗 (BLE) 4.1 规范及 IEEE 802.15.4 PHY 和 MAC
Receiver Sensitivity
出色的接收器灵敏度(BLE 对应 –97dBm,802.15.4 对应 –100dBm)、可选择性 和阻断性能
Output Power
最高达 +5dBm 的可编程输出功率
Frequency Regulation
适用于符合各项全球射频规范的系统 • ETSI EN 300 328(欧洲) • EN 300 440 2 类(欧洲) • FCC CFR47 第 15 部分(美国) • ARIB STD-T66(日本)
Protocols
Bluetooth Low Energy/ANT/2.4 GHz
bluetooth 5.1 support
Yes
Dimension
封装符合 RoHS 标准 – 4mm × 4mm RSM VQFN32 封装(10 个 GPIO) – 5mm × 5mm RHB VQFN32 封装(15 个 GPIO) – 7mm × 7mm RGZ VQFN48 封装(31 个 GPIO)
DSP RAM
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DSP Clock Speed
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DSP Clock Speed
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Voice Services
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General
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