User's Manual

BL652
Datasheet
Embedded Wireless Solutions Support Center:
http://ews-support.lairdtech.com
www.lairdtech.com/bluetooth
3
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CONTENTS
1 Overview and Key Features ................................................................................................................................. 4
2 Specification ......................................................................................................................................................... 5
3 Hardware Specifications ...................................................................................................................................... 9
4 Power Consumption .......................................................................................................................................... 19
5 Functional Description ....................................................................................................................................... 34
Power Management (includes Brown-out and Power on Reset) ......................................................... 34
Clocks and Timers ................................................................................................................................. 35
Memory for smartBASIC Application Code .......................................................................................... 35
Radio Frequency (RF) ............................................................................................................................ 35
NFC ........................................................................................................................................................ 35
UART Interface ...................................................................................................................................... 36
SPI Bus ................................................................................................................................................... 37
I2C Interface.......................................................................................................................................... 37
General Purpose I/O, ADC, PWM and FREQ ......................................................................................... 38
nRESET pin ............................................................................................................................................ 39
nAutoRUN pin ....................................................................................................................................... 39
vSP Command Mode ............................................................................................................................ 39
Two-wire Interface JTAG ...................................................................................................................... 40
BL652 Wakeup ...................................................................................................................................... 42
Low Power Modes ................................................................................................................................ 42
Temperature Sensor ............................................................................................................................. 42
Random Number Generator ................................................................................................................. 42
AES Encryption/Decryption .................................................................................................................. 42
Optional External Serial (SPI) Flash ....................................................................................................... 43
Optional External 32.768 kHz crystal.................................................................................................... 43
BL652-SA On-board Chip Antenna Characteristics ............................................................................... 45
6 Hardware Integration Suggestions .................................................................................................................... 46
Circuit .................................................................................................................................................... 46
PCB Layout on Host PCB - General ....................................................................................................... 48
PCB Layout on Host PCB for BL652-SA ................................................................................................. 48
External Antenna Integration with BL652-SC ....................................................................................... 50
7 Mechanical Details ............................................................................................................................................. 51
8 Application Note for Surface Mount Modules .................................................................................................. 53
Introduction .......................................................................................................................................... 53
Shipping ................................................................................................................................................ 53
Reflow Parameters ............................................................................................................................... 55
9 FCC and IC Regulatory Statements .................................................................................................................... 58
10 Japan (MIC) Regulatory ...................................................................................................................................... 62
11 CE Regulatory ..................................................................................................................................................... 63
12 EU Declarations of Conformity .......................................................................................................................... 64
13 Ordering Information ......................................................................................................................................... 65
14 Bluetooth SIG Qualification ............................................................................................................................... 65