
Document Number: 002-14949 Rev. *G
PRELIMINARY
CYW43353
12. Pinout and Signal Descriptions
12.1 Ball Maps
shows the WLBGA ball map.
Figure 29. 145-Ball WLBGA (Top View)
1
2
3
4
5
6
7
8
9
10
11
12
A
NO CONNECT
NO CONNECT
NO CONNECT
NO CONNECT NO CONNECT
NO CONNECT
NO CONNECT
NO CONNECT
A
B
SR_PVSS
SR_VLX
WL_REG_ON
LPO_IN
GPIO_3 GPIO_0
HSIC_DATA
HSIC_STROBE
RREFHSIC
SDIO_DATA_0
SDIO_CLK
SDIO_CMD
B
C
SR_VDDBATP5V
SR_VDDBATA5V PMU_AVSS
GPIO_6 GPIO_4 GPIO_1 WL_VDDC
HSIC_AVDD12PLL
HSIC_DVDD12
SDIO_DATA_1
SDIO_DATA_3
WL_VDDC
C
D
LDO_VDD1P5
VOUT_CLDO
BT_REG_ON
GPIO_7 GPIO_5 GPIO_2 VSSC
HSIC_AGNDPLL
VDDIO_SD
SDIO_DATA_2
VSSC RF_SW_CTRL_4
D
E
VOUT_3P3
VOUT_LNLDO
VSSC JTAG_SEL
BT_UART_CTS VDDIO_RF
VSSC
RF_SW_CTRL_8
RF_SW_CTRL_3
RF_SW_CTRL_2
E
F
VOUT_BTLDO2P5
LDO_VDDBAT5V VDDIO
RF_SW_CTRL_9 BT_UART_RTS BT_UART_TXD
RF_SW_CTRL_5
RF_SW_CTRL_1
RF_SW_CTRL_0
F
G
BT_PCM_IN
BT_PCM_CLK
WL_VDDC WL_VDDC BT_UART_RXD RF_SW_CTRL_7
WL_VDDC
BBPLL_AVS
WRF_XTAL_GND1P2
BBPLL_AVDD1P2
G
H
GPIO_8
BT_PCM_SYNC
CLK_REQ
BT_VDDIO
BT_VDDC BT_I2S_WS
WRF_GPIO_OUT
WRF_WL_LNLDOIN_VDD1P5 RF_SW_CTRL_6
WRF_VCO_GND
WRF_XTAL_VDD1P5
WRF_XTAL_IN
H
J
BT_HOST_WAKE BT_PCM_OUT
BT_VDDC VSSC
BT_I2S_CLK
WRF_TSSI_A
WRF_BUCK_GND1P5
WRF_MMD_GND1P2
WRF_PFD_GND1P2
WRF_CP_GND
WRF_XTAL_OUT
J
K
BT_DEV_WAKE
VSSC
BT_I2S_DI
BT_I2S_DO
WRF_AFE_GND1P2
WRF_LO_GND1P2_2
WRF_SYNTH_VBAT_VDD3P3 WRF_MMD_VDD1P2
WRF_PFD_VDD1P2
WRF_XTAL_VDD1P2
K
L
BT_IFVDD1P2
BT_PLLVSS
BT_IFVSS
WRF_RX2G_GND1P2
WRF_TX_GND1P2
WRF_PADRV_VBAT_VDD3P3 WRF_PADRV_VBAT_GND3P3 WRF_LO_GND1P2_2
WRF_RX5G_GND1P2
L
M
BT_VCOVSS
BT_PLLVDD1P2 BT_PAVSS
BT_AGPIO
WRF_LNA_2G_GND1P2 WRF_PA_VBAT_GND3P3_4 WRF_PA_VBAT_GND3P3_3
WRF_PA_VBAT_GND3P3_2
WRF_PA_VBAT_GND3P3_1 WRF_LNA_5G_GND1P2
M
N
BT_VCOVDD1P2 BT_LNAVDD1P2 BT_RF
BT_PAVDD2P5 WRF_RFIN_2G
WRF_RFOUT_2G
WRF_PA2G_VBAT_VDD3P3 WRF_PA5G_VBAT_VDD3P3 WRF_RFOUT_5G
WRF_RFIN_5G
N
1
2
3
4
5
6
7
8
9
10
11
12
NCF
NCF
NCF
LNF_VDD1P2
LNF_VDD1P2
LNF_VDD1P2
VSSF
VSSF
VSSF
VSSF