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SS8000G Datasheet(PDF) 7 Page - Silicon Standard Corp.

Part # SS8000G
Description  GSM Power-Management System
PDF  14 Pages
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Manufacturer  SSC [Silicon Standard Corp.]
Direct Link  http://www.siliconstandard.com
Logo SSC - Silicon Standard Corp.

SS8000G Datasheet(HTML) 7 Page - Silicon Standard Corp.

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SS8000G
APPLICATION INFORMATION
The SS8000 is a power management chip optimized for use with GSM baseband chipsets in handset applications.
Figure 1 shows the block diagram of the SS8000.
Seven low-dropout regulators (core, digital I/O,
analog, crystal oscillator, real-time clock,
memory, SIM)
SIM card interface
Vibrator, alerter, and LED drivers
Power sequence and protection logic
Reset generator
Under-voltage lockout
Deep discharge lockout
Battery charger
Figure 1. Functional Block Diagram
VCORE
VIO
VBAT
VREF
EN
DGND
OUT
DIGITAL IO LDO
20
VBAT
VREF
EN DGND
OUT
DIGITAL CORE LDO
48
VSIM
VBAT
VREF
EN
DGND
OUT
SIM LDO
8
VBAT
VREF
EN
DGND
OUT
MOMORY LDO
18
VM
VA
VBAT
VREF
EN AGND
OUT
ANALOG LDO
27
VBAT
VREF
EN DGND
OUT
RTC LDO
22
VRTC
VREF
VBAT
EN
AGND
OUT
REFERENCE
30
VBAT
VREF
EN
AGND
OUT
TCXO LDO
25
VTCXO
VSEL
VSEL
AVBAT
26
AGND
28
DGND
17,21,46
DDLO
UVLO
OVER
TEMP
BATTERY
CHARGER
SIM
LOGIC
LEVEL
SHIFTER
CHARGER
DETECT
45
VMSEN
PWRKEY
32
PWRBB
33
SIMVCC
12
CHRDET
6
43
BATDET
31
SRCLKEN
1
CHRIN
GATEDRV
2
4
ISENSE
5
CHRCNTL
7
BATSNS
42
BATUSE
44
VASEL
13
SIMSEL
14
15
16
SIO
SRST
SCLK
RESET
GENERATOR
VCORE
VIO
VBAT
VREF
EN
DGND
OUT
DIGITAL IO LDO
20
VBAT
VREF
EN DGND
OUT
DIGITAL CORE LDO
48
VSIM
VBAT
VREF
EN
DGND
OUT
SIM LDO
8
VBAT
VREF
EN
DGND
OUT
MOMORY LDO
18
VM
VA
VBAT
VREF
EN AGND
OUT
ANALOG LDO
27
VBAT
VREF
EN DGND
OUT
RTC LDO
22
VRTC
VREF
VBAT
EN
AGND
OUT
REFERENCE
30
VBAT
VREF
EN
AGND
OUT
TCXO LDO
25
VTCXO
VSEL
VSEL
AVBAT
26
AGND
28
DGND
17,21,46
DDLO
UVLO
OVER
TEMP
BATTERY
CHARGER
SIM
LOGIC
LEVEL
SHIFTER
CHARGER
DETECT
45
VMSEN
PWRKEY
32
PWRBB
33
SIMVCC
12
CHRDET
6
43
BATDET
31
SRCLKEN
1
CHRIN
GATEDRV
2
4
ISENSE
5
CHRCNTL
7
BATSNS
42
BATUSE
44
VASEL
13
SIMSEL
14
15
16
SIO
SRST
SCLK
RESET
GENERATOR
12/06/2004 Rev.2.10



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