CSR1010蓝牙低功耗芯片详细规格

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"CSR1010 数据手册是官方发布的英文文档，主要涵盖了 CSR1010 芯片的详细规格和技术特性。这款芯片专为蓝牙低能量（Bluetooth Low Energy，BLE）应用设计，适用于蓝牙智能市场。" 正文： CSR1010 是 CSR 公司基于 CSRμEnergy 技术平台的一款单模蓝牙低能量芯片，其设计目标是实现超低功耗的无线连接。该芯片具有以下关键特性和功能： 1. **内存配置**：CSR1010 集成了 128KB 的内存，包括 64KB 的 RAM 和 64KB 的 ROM，这为开发者提供了充足的存储空间来运行应用程序和存储数据。 2. **蓝牙规范**：符合 Bluetooth v4.0 规范，支持最新的蓝牙低能量标准，确保了与各种蓝牙设备的兼容性。 3. **传输与接收性能**：最大发射输出功率为 7.5dBm，接收灵敏度达到 -92.5dBm，确保了在低功耗模式下仍能保持稳定的无线通信。 4. **协议栈支持**：内置支持 Bluetooth v4.0 规范的主机堆栈，包括 ATT、GATT、SMP、L2CAP 和 GAP，简化了开发过程。 5. **RSSI 监测**：提供 RSSI（接收信号强度指示）功能，适用于近距离感应应用，例如位置跟踪和设备配对。 6. **低功耗模式**：待机模式下的电流消耗小于 600nA，显著降低了无活动状态时的能耗。 7. **时钟系统**：支持 32kHz 和 16MHz 的晶体或系统时钟，满足不同应用场景的时序需求。 8. **电源管理**：集成开关模式电源供应，有助于优化整体系统的电源效率。 9. **输入/输出接口**：包括可编程的通用 PIO 控制器、10 位 ADC、12 个数字 PIO、3 个模拟 AIO、UART、I²C/SPI 接口等，方便连接各种外围设备。 10. **调试接口**：提供 Debug SPI，便于开发和调试过程中的问题排查。 11. **PWM 模块**：具备 4 个 PWM 模块，用于控制电机、LED 等设备的脉宽调制。 12. **唤醒中断和看门狗定时器**：这些功能增强了系统的稳定性和可靠性，防止程序卡死。封装形式为 QFN32，尺寸为 5x5x0.6mm，引脚间距为 0.5mm，是一款专为蓝牙低能量单模应用而设计的集成电路。 CSR1010 的这些特性使其成为开发蓝牙智能设备的理想选择，如物联网传感器、健康监测设备、智能家居控制器等，其低功耗设计尤其适合电池供电的便携式应用。通过 CSRμEnergy 平台，开发者可以轻松实现高效、节能的无线连接解决方案。

6.1 Switch-mode Regulator ....................................................................................................................... 26

6.2 Low-voltage VDD_DIG Linear Regulator ............................................................................................. 26

6.3 Reset ................................................................................................................................................... 26

6.3.1 Digital Pin States on Reset .................................................................................................... 27

6.3.2 Power-on Reset ..................................................................................................................... 27

7 Example Application Schematic ................................................................................................................... 28

8 Electrical Characteristics .............................................................................................................................. 29

8.1 Absolute Maximum Ratings ................................................................................................................. 29

8.2 Recommended Operating Conditions .................................................................................................. 29

8.3 Input/Output Terminal Characteristics ................................................................................................. 30

8.3.1 Switch-mode Regulator .......................................................................................................... 30

8.3.2 Low-voltage Linear Regulator ................................................................................................ 31

8.3.3 Digital Terminals .................................................................................................................... 31

8.3.4 AIO ......................................................................................................................................... 32

8.4 ESD Protection .................................................................................................................................... 32

9 Current Consumption .................................................................................................................................... 33

10 CSR Green Semiconductor Products and RoHS Compliance ..................................................................... 34

11 CSR1010 QFN Software Stack .................................................................................................................... 35

12 Tape and Reel Information ........................................................................................................................... 36

12.1 Tape Orientation .................................................................................................................................. 36

12.2 Tape Dimensions ................................................................................................................................. 37

12.3 Reel Information .................................................................................................................................. 38

12.4 Moisture Sensitivity Level .................................................................................................................... 38

13 Document References .................................................................................................................................. 39

Terms and Definitions ............................................................................................................................................ 40

List of Figures

Figure 1.1 Pinout Diagram ............................................................................................................................... 10

Figure 3.1 Clock Architecture ........................................................................................................................... 17

Figure 3.2 Crystal Driver Circuit ....................................................................................................................... 17

Figure 3.3 Sleep Clock Crystal Driver Circuit ................................................................................................... 19

Figure 4.1 Baseband Digits Block Diagram ...................................................................................................... 20

Figure 5.1 Example of an I²C Interface EEPROM Connection ......................................................................... 23

Figure 5.2 Memory Boot-up Sequence ............................................................................................................ 24

Figure 6.1 Voltage Regulator Configuration ..................................................................................................... 26

Figure 11.1 Software Architecture ...................................................................................................................... 35

Figure 12.1 Tape Orientation ............................................................................................................................. 36

Figure 12.2 Tape Dimensions ............................................................................................................................ 37

Figure 12.3 Reel Dimensions ............................................................................................................................. 38

List of Tables

Table 3.1 Crystal Specification ......................................................................................................................... 18

Table 3.2 Sleep Clock Specification ................................................................................................................. 19

Table 4.1 Wake Options for Sleep Modes ........................................................................................................ 21

Table 5.1 Possible UART Settings ................................................................................................................... 22

Production Information

This material is subject to CSR's non-disclosure agreement

Page 8 of 42

CS-231985-DSP3

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CSR1010 QFN

Data Sheet

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