CYW43570
Contents
9.2 Data Link Layer ..................................................39
9.3 Physical Layer ....................................................40
9.4 Logical Subblock ................................................40
9.5 Scrambler/Descrambler .....................................40
9.6 8B/10B Encoder/Decoder ..................................40
9.7 Elastic FIFO .......................................................40
9.8 Electrical Subblock .............................................40
9.9 Configuration Space ...........................................40
1. Overview............................................................ 5
1.1 Overview ............................................................. 5
1.3 Standards Compliance ........................................ 7
2. Power Supplies and Power Management....... 9
2.1 Power Supply Topology ...................................... 9
2.2 CYW43570 PMU Features .................................. 9
2.3 WLAN Power Management ............................... 11
2.4 PMU Sequencing .............................................. 11
2.5 Power-Off Shutdown ......................................... 12
2.6 Power-Up/Power-Down/Reset Circuits ............. 12
10.WLAN MAC and PHY...................................... 41
10.1 IEEE 802.11ac Draft MAC .................................41
10.2 IEEE 802.11ac Draft PHY ..................................44
3. Frequency References ................................... 13
3.1 Crystal Interface and Clock Generation ............ 13
3.2 External Frequency Reference ......................... 14
11. WLAN Radio Subsystem............................... 45
11.1 Receiver Path .....................................................45
11.2 Transmitter Path .................................................45
11.3 Calibration ..........................................................45
4. Bluetooth Overview ........................................ 15
4.1 Features ............................................................ 15
4.2 Bluetooth Radio ................................................. 16
12.Pin Diagram and Signal Descriptions........... 46
12.1 Ball Maps ...........................................................46
12.2 Pin List ...............................................................48
12.3 Signal Descriptions ............................................51
12.4 WLAN/BT GPIO Signals and Strapping Options 56
5. Bluetooth Baseband Core.............................. 18
5.1 Bluetooth 4.1 Features ...................................... 18
5.2 Bluetooth Low Energy ....................................... 18
5.3 Link Control Layer ............................................. 18
5.4 Test Mode Support ............................................ 19
5.5 Bluetooth Power Management Unit .................. 19
5.6 Adaptive Frequency Hopping ............................ 22
5.7 Advanced Bluetooth/WLAN Coexistence .......... 22
13.DC Characteristics.......................................... 57
13.1 Absolute Maximum Ratings ...............................57
13.3 Recommended Operating Conditions and
DC Characteristics ............................................. 58
14.Bluetooth RF Specifications.......................... 59
5.8 Fast Connection (Interlaced Page and
Inquiry Scans) ................................................... 22
15.WLAN RF Specifications................................ 62
15.1 Introduction ........................................................62
15.2 2.4 GHz Band General RF Specifications ..........62
6. Microprocessor and Memory Unit for
Bluetooth ......................................................... 23
6.1 RAM, ROM, and Patch Memory ........................ 23
6.2 Reset ................................................................. 23
15.3 WLAN 2.4 GHz Receiver Performance
Specifications ..................................................... 63
15.4 WLAN 2.4 GHz Transmitter Performance
Specifications ..................................................... 67
7. Bluetooth Peripheral Transport Unit............. 24
7.1 SPI/UART Transport Detection ......................... 24
7.2 PCM Interface ................................................... 24
7.3 USB Interface .................................................... 31
7.4 UART Interface ................................................. 32
7.5 I2S Interface ...................................................... 34
15.5 WLAN 5 GHz Receiver Performance
Specifications ..................................................... 68
15.6 WLAN 5 GHz Transmitter Performance
Specifications ..................................................... 73
16.Internal Regulator Electrical Specifications. 74
16.1 Core Buck Switching Regulator .........................74
16.2 2.5V LDO (BTLDO2P5) ......................................75
16.3 CLDO .................................................................76
16.4 LNLDO ...............................................................77
8. WLAN Global Functions................................. 37
8.1 WLAN CPU and Memory Subsystem ............... 37
8.2 One-Time Programmable Memory .................... 37
9. PCI Express Interface..................................... 39
9.1 Transaction Layer Interface .............................. 39
Document Number: 002-15054 Rev. *I
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