BCM88335 Data Sheet
Signal Descriptions
Table 15: WLBGA Signal Descriptions (Cont.)
WLBGA
Ball#
Signal Name
Description
Type
Supplies
N1
LNF_VDD1P2
LNF_VDD1P2
LNF_VDD1P2
Connect to VOUT_LNLDO
Output (pin E2).
PWR
PWR
PWR
L2
J1
Connect to VOUT_LNLDO
Output (pin E2).
Connect to VOUT_LNLDO
Output (pin E2).
WLAN Supplies
H8
WRF_WL_LNLDOIN_VDD1 LNLDO 1.35V supply.
P5
PWR
PWR
PWR
K9
L9
WRF_SYNTH_VBAT_VDD3 Synth VDD 3.3V supply.
P3
WRF_PADRV_VBAT_VDD3 PA Driver VBAT supply.
P3
N10
N9
WRF_PA5G_VBAT_VDD3P3 5 GHz PA 3.3V VBAT supply.
WRF_PA2G_VBAT_VDD3P3 2 GHz PA 3.3V VBAT supply.
PWR
PWR
PWR
PWR
K10
K11
WRF_MMD_VDD1P2
WRF_PFD_VDD1P2
1.2V supply.
1.2V supply.
Miscellaneous Supplies
C7, C12,
G4, G5, G8
VDDC/WL_VDDC
VDDIO /VDDIO2
1.2V core supply for WLAN.
PWR
PWR
F3
1.8V–3.3V supply for WLAN.
Must be directly connected to
PMU_VDDIO and BT_VDDIO
on the PCB.
H5, J4
H4
BT_VDDC
BT_VDDIO
1.2V core supply for BT.
PWR
1.8V–3.3V supply for BT. Must PWR
be directly connected to
PMU_VDDIO and VDDIO on
the PCB.
D9
E7
C8
VDDIO_SD
VDDIO_RF
1.8V–3.3V supply for SDIO
pads.
PWR
IO supply for RF switch control PWR
pads (3.3V).
AVDD12PLL/
HSIC_AVDD12PLL
HSIC is not supported. Connect PWR
this pin to ground to minimize
leakage.
C9
DVDD12HSIC/
HSIC_DVDD12
HSIC is not supported. Connect PWR
this pin to ground to minimize
leakage.
G12
BBPLL_AVDD1P2
1.2V supply for baseband PLL. PWR
Broadcom®
September 23, 2015 • 88335-DS100-R
Page 79
BROADCOM CONFIDENTIAL
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