CYW4343X
10.1.6.4.Long Frame Sync, Slave Mode .............. 53
10.2 UART Interface ................................................. 53
15.DC Characteristics.......................................... 91
15.1 Absolute Maximum Ratings ...............................91
15.2 Environmental Ratings .......................................91
15.3 Electrostatic Discharge Specifications ...............91
10.3 I2S Interface ...................................................... 55
10.3.1 I2S Timing .............................................. 55
11.FM Receiver Subsystem................................. 57
11.1 FM Radio ........................................................... 57
11.2 Digital FM Audio Interfaces ............................... 57
11.3 Analog FM Audio Interfaces .............................. 57
11.4 FM Over Bluetooth ............................................ 57
11.5 eSCO ................................................................ 57
11.6 Wideband Speech Link ..................................... 57
11.7 A2DP ................................................................. 58
11.8 Autotune and Search Algorithms ...................... 58
11.9 Audio Features .................................................. 58
11.10RDS/RBDS ....................................................... 60
15.4 Recommended Operating Conditions and
DC Characteristics .............................................92
16.WLAN RF Specifications................................ 93
16.1 2.4 GHz Band General RF Specifications ..........93
16.2 WLAN 2.4 GHz Receiver Performance
Specifications .....................................................93
16.3 WLAN 2.4 GHz Transmitter Performance
Specifications .....................................................96
16.4 General Spurious Emissions Specifications .......97
17.Bluetooth RF Specifications.......................... 98
18.FM Receiver Specifications ......................... 104
12.CPU and Global Functions............................. 61
12.1 WLAN CPU and Memory Subsystem ............... 61
12.2 One-Time Programmable Memory .................... 61
12.3 GPIO Interface .................................................. 61
19.Internal Regulator Electrical
Specifications ............................................... 108
19.1 Core Buck Switching Regulator .......................108
19.2 3.3V LDO (LDO3P3) ........................................108
19.3 CLDO ...............................................................109
19.4 LNLDO .............................................................110
12.4 External Coexistence Interface ......................... 61
12.4.1 2-Wire Coexistence ............................... 61
12.4.2 3-Wire and 4-Wire Coexistence
20.System Power Consumption....................... 111
Interfaces ............................................... 62
12.5 JTAG Interface ................................................. 63
12.6 UART Interface ................................................ 63
20.1 WLAN Current Consumption ............................111
20.1.1 2.4 GHz Mode ......................................111
20.2 Bluetooth and FM Current Consumption ..........112
13.WLAN Software Architecture......................... 64
13.1 Host Software Architecture ............................... 64
13.2 Device Software Architecture ............................ 64
13.3 Remote Downloader ......................................... 64
13.4 Wireless Configuration Utility ............................ 64
21.Interface Timing and AC Characteristics ... 113
21.1 SDIO Default Mode Timing ..............................113
21.2 SDIO High-Speed Mode Timing .......................114
21.3 gSPI Signal Timing ...........................................115
21.4 JTAG Timing ....................................................116
14.Pinout and Signal Descriptions..................... 65
22.Power-Up Sequence and Timing................. 117
14.1 Ball Map ............................................................ 65
22.1 Sequencing of Reset and Regulator
14.2 WLBGA Ball List in Ball Number Order with
X-Y Coordinates ................................................ 67
Control Signals .................................................117
22.1.1 Description of Control Signals ..............117
22.1.2 Control Signal Timing Diagrams ...........117
14.3 WLBGA Ball List in Ball Number Order with
X-Y Coordinates ................................................ 70
23.Package Information .................................... 119
14.4 WLCSP Bump List in Bump Order with
X-Y Coordinates ................................................ 71
23.1 Package Thermal Characteristics ....................119
23.1.1 Junction Temperature Estimation and
PSI Versus Thetajc ......................................... 119
14.5 WLBGA Ball List Ordered By Ball Name ........... 76
14.6 WLBGA Ball List Ordered By Ball Name ........... 77
14.7 WLCSP Bump List Ordered By Name .............. 78
14.8 Signal Descriptions ........................................... 80
14.9 WLAN GPIO Signals and Strapping Options .... 87
14.10Chip Debug Options ......................................... 87
14.11I/O States .......................................................... 88
24.Mechanical Information................................ 120
25.Ordering Information.................................... 126
Document History Page............................................... 127
Sales, Solutions, and Legal Information .................... 128
Document No. 002-14797 Rev. *H
Page 6 of 128
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