參數資料
型號: 21890
英文描述: ?lanSC300 Evaluation Board User's Manual
中文描述: ?lanSC300評估板用戶手冊
文件頁數: 138/162頁
文件大?。?/td> 1974K
代理商: 21890
Date: January 11, 1996 Sheet 16 of 16
Size Document Number
B
ElanSC300 Local Bus Reference
REV
1.8
Title
ELAN Rev A P/S Block Diagram
AMD Proprietary/All Rights Reserved
(800) 222-9323
Austin, Texas 78741
5204 E. Ben White Blvd.
(C) Advanced Micro Devices, Inc.
VCCMEM
VCC3
Linear Regulator
DC/DC
GND
LVEE#
AC
LVEE#
BATT
Logic
OACIN
BATT_PRES
Power Source
PWR_SOURCE
PWR_SOURCE
VCC1
VCC5
VCCSYS2
P12VOLT
VCCSYS
RESIN#
VCC5
1
2
GND
Reset Switch
Will clear RTC Valid Bit.
VEE
BL1#
BL2#
BL3#
BL4#
BL1#
BL2#
BL3#
BL4#
PWR_ON
Pulse Width
Mod&
A/Ds
BATT_STAT
CHG_CURRENT
BATT_PRES
5V
Regulator
PWR_SW
OACIN
PM5VOLT
Power & Charge
Control Logic
ACIN
ACIN
GND
Install resistor when using ELAN rev A only.
Pin 140 is a NC on ELAN rev A
RESIN# & XIORESET# would have to be connected together
Install this resistor when using ELAN rev B without uPower mode.
XIORESET#
0
10K
PWR_ON
CHG_CTRL
This is the implementation where the system would be normally ON all the time relying on power
contents. This would also be the implementation if using an ELAN rev B without uPower mode support.
GND
OP5VOLT
GND
VCC5
GND
VCC5
10UF/10V
10UF/10V
10UF/10V
10UF/10V
VCCMEM
VCCMEM
GND
GND
P12VOLT
P12VOLT
10UF/25V
10UF/25V
10UF/10V
10UF/10V
VCC1
VCC1
GND
GND
ELAN rev A P/S Block Diagram
GND
GND
GND
GND
10UF/10V
10UF/10V
VCCSYS
VCCSYS
VCC5
VCC5
2
3
2
3
2
3
VCC1
VCCSYS
VCCSYS2
ELAN rev A4
VCC5
GND
GND
GND
VCC3
GND
VCC3
10UF/10V
10UF/10V
10UF/10V
10UF/10V
VCCSYS2
VCCSYS2
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