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Table 15. WLBGA Signal Descriptions (Cont.)
WLBGA Ball#
H8
K9
L9
N10
N9
K10
K11
C7, C12, G4, G5, G8
F3
H5, J4
H4
D9
E7
C8
C9
G12
H10
K7
J8
M7
M12
L8
L10
G11
L7
L12
L11
K8
M11
M10
M9
M8
J9
J11
J10
D7, D11, E3, E8, J5, K4
B1
Document Number: 002-14949 Rev. *G
PRELIMINARY
Signal Name
WRF_WL_LNLDOIN_VDD1P5
WRF_SYNTH_VBAT_VDD3P3
WRF_PADRV_VBAT_VDD3P3
WRF_PA5G_VBAT_VDD3P3
WRF_PA2G_VBAT_VDD3P3
WRF_MMD_VDD1P2
WRF_PFD_VDD1P2
Miscellaneous Supplies
VDDC/WL_VDDC
VDDIO /VDDIO2
BT_VDDC
BT_VDDIO
VDDIO_SD
VDDIO_RF
AVDD12PLL/HSIC_AVDD12PLL
DVDD12HSIC/HSIC_DVDD12
BBPLL_AVDD1P2
WRF_VCO_GND1P2/
WRF_VCO_GND
WRF_AFE_GND1P2
WRF_BUCK_GND1P5
WRF_LNA_2G_GND1P2
WRF_LNA_5G_GND1P2
WRF_TX_GND1P2
WRF_PADRV_VBAT_GND3P3
WRF_XTAL_GND1P2
WRF_RX2G_GND1P2
WRF_RX5G_GND1P2
WRF_LO_GND1P2_1
WRF_LO_GND1P2_2
WRF_PA_VBAT_GND3P3_1
WRF_PA_VBAT_GND3P3_2
WRF_PA_VBAT_GND3P3_3
WRF_PA_VBAT_GND3P3_4
WRF_MMD_GND1P2
WRF_CP_GND1P2/
WRF_CP_GND
WRF_PFD_GND1P2
VSSC
SR_PVSS
Type
WLAN Supplies
PWR
LNLDO 1.35V supply.
PWR
Synth VDD 3.3V supply.
PWR
PA Driver VBAT supply.
PWR
5 GHz PA 3.3V VBAT supply.
PWR
2 GHz PA 3.3V VBAT supply.
PWR
1.2V supply.
PWR
1.2V supply.
PWR
1.2V core supply for WLAN.
PWR
1.8V–3.3V supply for WLAN. Must be directly connected to
PMU_VDDIO and BT_VDDIO on the PCB.
PWR
1.2V core supply for BT.
PWR
1.8V–3.3V supply for BT. Must be directly connected to
PMU_VDDIO and VDDIO on the PCB.
PWR
1.8V–3.3V supply for SDIO pads.
PWR
IO supply for RF switch control pads (3.3V).
PWR
HSIC is not supported. Connect this pin to ground to minimize
leakage.
PWR
HSIC is not supported. Connect this pin to ground to minimize
leakage.
PWR
1.2V supply for baseband PLL.
Ground
GND
VCO/LOGEN ground.
GND
AFE ground.
GND
Internal capacitor-less LDO ground.
GND
2 GHz internal LNA ground.
GND
5 GHz internal LNA ground.
GND
TX ground.
GND
PAD ground.
GND
XTAL ground.
GND
RX 2GHz ground.
GND
RX 5GHz ground.
GND
LO ground.
GND
LO ground.
GND
PA ground.
GND
PA ground.
GND
PA ground.
GND
PA ground.
GND
Ground.
GND
Ground.
GND
Ground.
GND
Core ground for WLAN and BT.
GND
Power ground.
CYW43353
Description
Page 60 of 113
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