參數(shù)資料
型號: ADP3408ARU-18
廠商: Analog Devices, Inc.
英文描述: GSM Power Management System
中文描述: 手機電源管理系統(tǒng)
文件頁數(shù): 6/16頁
文件大?。?/td> 206K
代理商: ADP3408ARU-18
ADP3408
REV. 0
–6–
Table I. LDO Control Logic
D
U
*
C
P
P
T
S
V
V
V
V
V
V
M
PHONE STATUS
State #1
Battery Deep Discharged
L
X
X
X
X
L
X
OFF OFF OFF OFF OFF OFF OFF
State #2
Phone Off
H
L
X
X
X
L
X
OFF OFF OFF OFF OFF
ON
OFF
State #3
Phone Off,
Turn-On Allowed
H
H
L
H
L
L
X
OFF OFF OFF OFF OFF
ON
OFF
State #4
Charger Applied
H
H
H
X
X
L
L
OFF
ON
ON
ON
ON
ON
OFF
State #5
Phone Turned On by
User Key
H
H
X
L
X
L
L
OFF
ON
ON
ON
ON
ON
OFF
State #6
Phone Turned On by BB
H
H
L
H
H
L
L
OFF
ON
OFF OFF
ON
ON
OFF
State #7
Enable SIM Card
H
H
L
H
H
L
H
ON
ON
OFF OFF
ON
ON
OFF
State #8
Phone and TCXO
LDO Kept On by BB
H
H
L
H
H
H
H
ON
ON
ON
ON
ON
ON
ON
*
UVLO is active only when phone is turned off. UVLO is ignored once the phone is turned on.
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