BCM89071A1CUBXGT Datasheet, PDF (41/69 Pages) Cypress Semiconductor – Single-Chip Automotive Grade Bluetooth Transceiver and Baseband Processor

BCM89071 Data Sheet
Pin and Signal Descriptions
Section 7: Pin and Signal Descriptions
Pin Descriptions
Table 6: BCM89071 Signal Descriptions
Signal
Radio
RES
WLBGA
42-Bump
D6
RFP
C7
XIN
F5
XOUT
E5
Analog
LPO_IN
B4
Voltage Regulators
REG_EN
B5
VBAT
A5
VREGHV
A6
VREG
A7
Straps
RST_N
C5
TM2
C6
Digital I/O
GPIO_0
C3
GPIO_1
B3
GPIO_2
–
GPIO_3
–
GPIO_4
–
GPIO_5
F4
GPIO_6
D5
GPIO_7
–
UART_RXD
D2
UART_TXD
C2
Power
I/O Domain Description
O
VDD_RF External calibration resistor,
15 k @ 1%
I/O VDD_RF RF I/O antenna port
I
VDD_RF Crystal or reference input
O
VDD_RF Crystal oscillator output
I
VDDRF External LPO input
I
VDDO HV LDO and main enable
I
N/A
HV LDO input
I/O
N/A
HV LDO output: main LDO input
O
N/A
Main LDO output
I
VDDO Active-low reset input
I
VDDO Reserved: connect to ground.
I/O
VDDO GPIO/BT_WAKE
I/O
VDDO GPIO/HOST_WAKE
I/O
VDDO GPIO
I/O
VDDO GPIO/LINK_IND
Note: Can be configured for active high or low as
well as open drain.
I/O
VDDO GPIO
I/O
VDDO GPIO/CLK_REQ
TCXO-OR Function Out available on some
packages. See Section : “,” on page 66.
I/O
VDDO GPIO
TCXO-OR Function In available on some
packages. See Section : “,” on page 66.
I/O
VDDO DETATCH/CARD_DETECT
I/O
VDDO UART receive data
I/O
VDDO UART transmit data
Broadcom^®
April 16, 2015 • 89071-DS106-R
Baseband Transceiver and Baseband Processor
Page 40