BL652-SC datasheet(3/69 Pages) LSTD

3 / 69 page

BL652

Datasheet

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CONTENTS

Overview and Key Features .................................................................................................................................5

Features and Benefits .............................................................................................................................5

Application Areas ....................................................................................................................................5

Specification.........................................................................................................................................................6

Specification Summary ........................................................................................................................................6

Hardware Specifications ................................................................................................................................... 10

Block Diagram and Pin-out .................................................................................................................. 10

Pin Definitions...................................................................................................................................... 11

Electrical Specifications........................................................................................................................ 16

3.3.1

Absolute Maximum Ratings.................................................................................................... 16

3.3.2

Recommended Operating Parameters ................................................................................... 17

3.3.3

nAutoRUN Pin and Operating Modes ..................................................................................... 19

3.3.4

OTA (Over-the-Air) smartBASIC Application Download ...................................................................... 19

Power Consumption ......................................................................................................................................... 20

Power Consumption ............................................................................................................................ 20

Measured Current Waveforms during Advertising and Connection ................................................... 22

Peripheral Block Current Consumption ............................................................................................... 34

Functional Description ...................................................................................................................................... 35

Power Management (includes Brown-out and Power on Reset) ........................................................ 35

Clocks and Timers ................................................................................................................................ 36

5.2.1

Clocks ...................................................................................................................................... 36

5.2.2

Timers ..................................................................................................................................... 36

Memory for smartBASIC Application Code.......................................................................................... 36

Radio Frequency (RF) ........................................................................................................................... 36

NFC....................................................................................................................................................... 36

5.5.1

Use Cases ................................................................................................................................ 37

UART Interface..................................................................................................................................... 37

SPI Bus.................................................................................................................................................. 38

I2C Interface......................................................................................................................................... 38

General Purpose I/O, ADC, PWM and FREQ ........................................................................................ 39

5.9.1

GPIO ........................................................................................................................................ 39

5.9.2

ADC ......................................................................................................................................... 39

5.9.3

PWM Signal Output on up to 12 SIO Pins ............................................................................... 40

5.9.4

FREQ Signal Output on up to 2 SIO Pins ................................................................................. 40

nRESET pin ........................................................................................................................................... 40

nAutoRUN pin ...................................................................................................................................... 40

vSP Command Mode............................................................................................................................ 40

Two-wire Interface JTAG...................................................................................................................... 41

BL652 Wakeup ..................................................................................................................................... 43

5.14.1 Waking Up BL652 from Host................................................................................................... 43

Low Power Modes ............................................................................................................................... 43

Temperature Sensor ............................................................................................................................ 43

Random Number Generator ................................................................................................................ 44

AES Encryption/Decryption.................................................................................................................. 44

Optional External Serial (SPI) Flash...................................................................................................... 44

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