BCM89359 Advance Data Sheet
BCM89359 PMU Features
Figure 3 and Figure 4 on page 19 illustrate the typical power topology for the BCM89359. The shaded areas are
external to the BCM89359.
Figure 3: Typical Power Topology (1.2V)
WL RF—TX Mixer and PA
(not all versions)
1.35V
Mini PMU
1.2V
Internal LNLDO
Internal LNLDO
Internal VCOLDO
Internal LNLDO
Internal LNLDO
1.2V
1.2V
1.2V
1.2V
WL RF—LOGEN
WL RF—LNA
VBAT:
Operational
Performance
2.3V–4.8V
3.0V–4.8V
PMU_VDD1P85
Absolute Maximum 4.8V
WL RF—AFE and TIA
WL RF—TX
VDDIO:
Operational
1.8V–3.3V
1.35V
WL RF—ADC REF
WL RF—XTAL
1.2V
1.2V
Core Buck
Regulator Max
600 mA
VLX
Int_SR_VBAT
XTAL_VDD1P35
LDOL_VDD1P5
XTAL LDO
2.2
µH
WL RF—RFPLL PFD
SW1
1 µF
and MMD
0603
0402
LNLDO
(150 mA)
VBAT
GND
SR_VBAT
AVSS
1.2V
BT RF
4.7
µF
0402
2.2 µF
0402
PVSS
HLDO
PCIE PLL, RXTX
WL BBPLL/DFLL
WCC_VDDIO
SYS_VDDIO
PMU_VDDIO
(40 mA)
Max 55 mA
(Bypass/OFF in
deep-sleep)
LPLDO
(3 mA)
(40 mA)
1.1V
1.3V
1.2V
0.47 µF
0201
VSEL1
(40 mA)
WPT_1P8
WLAN/BT/CLB/Top,
always-on
o_wpt_resetb
o_wl_resetb
o_bt_resetb
WL_REG_ON
BT_REG_ON
CL LDO
Max 420 mA
(Bypass in deep-
sleep)
WL OTP
1.3, 1.2,
0.95V (AVS)
WPTLDO
(40 mA)
0.47 µF
0402
WL PHY
WL Subcore
WL VDDM
(SRAMs + AOS)
MEMLPLDO
(10 mA)
0.9V (min = 0.855V)
BT VDDM
BT Digital
Broadcom®
September 9, 2014 • 89359-DS100-R
Page 18
BROADCOM CONFIDENTIAL
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