CSR8635 View Datasheet(PDF) - CSR plc
Part Name
Description
Manufacturer
CSR8635 Datasheet PDF : 105 Pages
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VCHG
VBAT_SENSE
VBAT
Charger
50 to 200mA
Charge
Reference
EN
OUT
Bypass Linear
Regulator
VOUT_3V3
1.8V 1.35V 3.3V
SMP_VBAT
IN
1.35V SENSE
Switch-mode
EN Regulator OUT
SMP_BYP
SMPS_1V35_SENSE
LX_1V35
Prepared for qingbo keven.zhou - excelpoint.com.cn - Friday, September 27, 2013 VREGENABLE
Reference
IN
1.8V OUT
Switch-mode
EN RegulatorSENSE
Analogue and Auxiliary
IN
VDD_AUX
OUT
Regulator
EN
SENSE
Auxiliary Circuits
IN
VDD_ANA
OUT
Regulator
EN
SENSE
Bluetooth
I/O
Audio Circuits
LX_1V8
SMPS_1V8_SENSE
VDD_AUX_1V8
VDD_AUX
VDD_ANA
VDD_BT_RADIO
VDD_BT_RADIO
VDD_BT_LO
VDD_PADS_1
VDD_PADS_2
Audio Driver
Audio Core
VDD_AUDIO_DRV
VDD_AUDIO
Digital Core Circuits
EN
IN
VDD_DIG
OUT
Regulator
SENSE
VREGIN_DIG
VDD_DIG
Figure 10.2: 1.80V Parallel-supply Switch-mode System Configuration
10.1 1.8V Switch-mode Regulator
CSR recommends using the integrated switch-mode regulator to power the 1.80V supply rail.
Production Information
© Cambridge Silicon Radio Limited 2013
Confidential Information - This Material is Subject to CSR's Non-disclosure Agreement
Page 59 of 105
CS-303725-DSP5
www.csr.com
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