Specifications

Document Number: 002-26540 Rev. ** Page 3 of 45
PRELIMINARY
CYBT-213043-02
Contents
Overview............................................................................ 4
Functional Block Diagram ........................................... 4
Module Description...................................................... 4
Pad Connection Interface ................................................ 6
Recommended Host PCB Layout ................................... 7
Module Connections ........................................................ 9
Connections and Optional External Components ..... 11
Power Connections (VDD) ........................................ 11
External Reset (XRES).............................................. 11
HCI UART Connections ............................................ 11
External Component Recommendation .................... 11
Critical Components List ........................................... 13
Antenna Design......................................................... 13
Bluetooth Baseband Core ............................................. 14
BQB and Regulatory Testing Support ....................... 14
Power Management Unit................................................ 15
Integrated Radio Transceiver ........................................ 16
Transmitter Path........................................................ 16
Receiver Path............................................................ 16
Local Oscillator.......................................................... 16
Microcontroller Unit ....................................................... 17
External Reset........................................................... 17
32-kHz Crystal Oscillator........................................... 17
Power Modes ............................................................ 18
Firmware ................................................................... 18
Peripherals and Communication Interfaces ................ 19
I2C............................................................................. 19
HCI UART Interface .................................................. 19
Peripheral UART Interface ........................................ 19
Serial Peripheral Interface......................................... 19
ADC Port ................................................................... 20
GPIO Port.................................................................. 20
PWM.......................................................................... 21
PDM Microphone....................................................... 21
I2S Interface ..............................................................22
PCM Interface ........................................................... 22
Electrical Characteristics............................................... 23
Current Consumption ................................................ 24
Silicon Core Buck Regulator ..................................... 24
Digital LDO................................................................ 25
RF LDO ..................................................................... 25
Digital I/O Characteristics.......................................... 26
ADC Characteristics.................................................. 26
Chipset RF Specifications ............................................. 28
Timing and AC Characteristics ..................................
... 30
UART Timing............................................................. 30
SPI Timing................................................................. 31
I2C Compatible Interface Timing............................... 33
I2S Interface Timing .................................................. 34
Environmental Specifications ....................................... 36
Environmental Compliance ....................................... 36
RF Certification.......................................................... 36
Safety Certification .................................................... 36
Environmental Conditions ......................................... 36
ESD and EMI Protection ........................................... 36
Regulatory Information .................................................. 37
FCC........................................................................... 37
ISED.......................................................................... 38
European Declaration of Conformity ......................... 39
MIC Japan................................................................. 39
Packaging........................................................................ 40
Ordering Information...................................................... 42
Acronyms........................................................................ 43
Document Conventions ................................................. 43
Units of Measure ....................................................... 43
Document History Page................................................. 44
Sales, Solutions, and Legal Information ...................... 45
Worldwide Sales and Design Support....................... 45
Products .................................................................... 45
PSoC® Solutions ...................................................... 45
Cypress Developer Community................................. 45
Technical Support ..................................................... 45