User's Manual
Table Of Contents
- 1 Overview and Key Features
- 2 Specification
- 2.1 Specification Summary
- 3 Hardware Specifications
- 3.3.4 OTA (Over-the-Air) smartBASIC Application Download
- 4 Power Consumption
- 5 Functional Description
- 5.1 Power Management (includes Brown-out and Power on Reset)
- 5.2 Clocks and Timers
- 5.3 Memory for smartBASIC Application Code
- 5.4 Radio Frequency (RF)
- 5.5 NFC
- 5.6 UART Interface
- 5.7 SPI Bus
- 5.8 I2C Interface
- 5.9 General Purpose I/O, ADC, PWM and FREQ
- 5.10 nRESET pin
- 5.11 nAutoRUN pin
- 5.12 vSP Command Mode
- 5.13 Two-wire Interface JTAG
- 5.14 BL652 Wakeup
- 5.15 Low Power Modes
- 5.16 Temperature Sensor
- 5.17 Random Number Generator
- 5.18 AES Encryption/Decryption
- 5.19 Optional External Serial (SPI) Flash
- 5.20 Optional External 32.768 kHz crystal
- 5.21 BL652-SA On-board Chip Antenna Characteristics
- 6 Hardware Integration Suggestions
- 7 Mechanical Details
- 8 Application Note for Surface Mount Modules
- 9 FCC and IC Regulatory Statements
- 10 Japan (MIC) Regulatory
- 11 CE Regulatory
- 12 EU Declarations of Conformity
- 13 Ordering Information
- 14 Bluetooth SIG Qualification
BL652
Datasheet
Embedded Wireless Solutions Support Center:
http://ews-support.lairdtech.com
www.lairdtech.com/bluetooth
24
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Table 11: Measured total average current consumption profile – for a minimum advertising interval of 10240 ms
TX
Power
(dBm)
Average
Advert
(Burst)
Current
(uA)
Average
Advert
(Burst)
Duration
(mS)
BLE
Advert
Charge
(uC)
BLE Advert
Interval
10240 mS
plus 5 mS
Perturbation
BLE
Advert
Average
(uA)
Max
Standby
Doze
Current
(uA)
BLE Advert
Interval
10240 mS
plus 5 mS
Perturbation
Total
Average
Current
(uA)
4
2911.726
4.377
12744.625
10245
1.244
2
10245
3.243
0
2431.095
4.377
10640.903
10245
1.039
2
10245
3.038
-4
2163.884
4.377
9471.320
10245
0.924
2
10245
2.924
-8
2151.602
4.377
9417.562
10245
0.919
2
10245
2.918
-12
2086.596
4.377
9133.031
10245
0.891
2
10245
2.891
-16
2052.041
4.377
8981.783
10245
0.877
2
10245
2.876
-20
2029.615
4.377
8883.625
10245
0.867
2
10245
2.866
-40
1960.112
4.377
8579.410
10245
0.837
2
10245
2.837
Table 12 displays measured peak and "Average Advert (burst) current" consumption profile (with DCDC on)
during advertising in slave mode versus TX power. Between Marker 1 and 2 is the average BLE advert current.
Table 12: Measured average advert (burst) current consumption profiles (with DCDC on) during advertising in slave mode vs TX power
TX power: 4 dBm
Advert
29 byte payload
20 ms interval
Average BLE advert current burst
(excluding advertising interval): 2.911 mA
Aside:
Peak TX current: 8.8 mA
Peak RX current: 6 mA