BCM4356XKWBGT Datasheet, PDF (107/195 Pages) Cypress Semiconductor – Single-Chip 5G WiFi IEEE 802.11ac 2×2 MAC/ Baseband/Radio with Integrated Bluetooth 4.1, FM Receiver, and Wireless Charging

BCM4356 Advance Data Sheet
Signal Descriptions
Table 21: WLCSP Signal Descriptions (Cont.)
Bump# Signal Name
161
CLK_REQ
Bluetooth/FM Transceiver
49
BT_RF
61
FM_RFIN
60
FM_RFAUX
54
FM_AOUT1
55
FM_AOUT2
Bluetooth PCM
179
BT_PCM_CLK
173
BT_PCM_IN
177
BT_PCM_OUT
163
BT_PCM_SYNC
Bluetooth USB Interface
164
BT_USB_DN
169
BT_USB_DP
Bluetooth UART
172
BT_UART_CTS_L
178
BT_UART_RTS_L
162
BT_UART_RXD
157
BT_UART_TXD
Bluetooth/FM I²S
167
BT_I2S_CLK
171
BT_I2S_DO
156
BT_I2S_DI
158
BT_I2S_WS
Bluetooth GPIOs
155
BT_GPIO_2
154
BT_GPIO_3
168
BT_GPIO_4
153
BT_GPIO_5
Type
O
Description
Reference clock request (shared by BT and WLAN).
If not used, this can be no-connect.
O
Bluetooth PA output
I
FM radio antenna port
I
FM radio auxiliary antenna port
O
FM DAC output 1
O
FM DAC output 2
I/O PCM clock; can be master (output) or slave (input)
I
PCM data input
O
PCM data output
I/O PCM sync; can be master (output) or slave (input).
I/O USB (Host) data negative. Negative terminal of the
USB transceiver.
I/O USB (Host) data positive. Positive terminal of the USB
transceiver.
I
UART clear-to-send. Active-low clear-to-send signal
for the HCI UART interface.
O
UART request-to-send. Active-low request-to-send
signal for the HCI UART interface. BT LED control pin.
I
UART serial input. Serial data input for the HCI UART
interface.
O
UART serial output. Serial data output for the HCI
UART interface.
I/O _I²_{S clock, can be master (output) or slave (input).}
I/O _I²_{S data output}
I/O _I²_{S data input}
I/O _I²_{S WS; can be master (output) or slave (input).}
I/O Bluetooth general-purpose I/O
I/O Bluetooth general-purpose I/O
I/O Bluetooth general-purpose I/O
I/O Bluetooth general-purpose I/O
Broadcom^®
May 8, 2015 • 4356-DS103-R
BROADCOM CONFIDENTIAL
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