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參數(shù)資料
型號: ADP3502ASU
廠商: ANALOG DEVICES INC
元件分類: 電源管理
英文描述: CDMA Power Management System
中文描述: 2-CHANNEL POWER SUPPLY SUPPORT CKT, PQFP64
封裝: 7 X 7 MM, 1 MM HEIGHT, PLASTIC, MS-026ABD, TQFP-64
文件頁數(shù): 9/36頁
文件大小: 714K
代理商: ADP3502ASU
REV. 0
ADP3502
–9–
PIN CONFIGURATION
1
1
1
2
2
2
2
2
2
2
2
2
2
3
3
3
R
O
A
O
G
G
G
G
D
C
C
R
3
R
R
T
6
6
6
6
6
5
5
5
5
5
5
5
5
5
5
4
O
O
P
I
A
A
B
M
A
N
B
L
V
L
A
L
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
OPT3
KEYPADCOL0
KEYPADCOL1
KEYPADCOL2
KEYPADCOL3
KEYPADROW0
KEYPADROW1
KEYPADROW2
KEYPADROW3
KEYPADROW4
KEYPADROW5
TCXOON
SLEEP–
BLIGHT
DGND
INT–
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
VBAT
LDO7 (REF Rx1)
LDO6 (BASEBAND CORE)
VBAT
LDO5 (VIBRATOR)
LDO4 (AUDIO)
VBAT
LDO2 (BASEBAND AVDD)
REFO
AGND
LDO3 (RTC/COIN-CELL)
VBAT
LDO1 (BASEBAND VDD)
LDO11 (OPTION)
VBAT
RSTDELAY–
ADP3502
TOP VIEW
(Not to Scale)
PIN FUNCTION DESCRIPTION
Pin
No.
Mnemonic
I/O
Supply
Function
1
2
3
4
5
6
7
8
9
OPT3
KEYPADCOL0
KEYPADCOL1
KEYPADCOL2
KEYPADCOL3
KEYPADROW0
KEYPADROW1
KEYPADROW2
KEYPADROW3
KEYPADROW4
KEYPADROW5
TCXOON
I
O
O
O
O
I
I
I
I
I
I
I
VBAT
LDO1
LDO1
LDO1
LDO1
LDO1
LDO1
LDO1
LDO1
LDO1
LDO1
LDO1
Optional Power ON Input. ADP3502 will keep power ON when this pin goes high.
Keypad Column Strobe 0 (Open-Drain, Pull Low)
Keypad Column Strobe 1 (Open-Drain, Pull Low)
Keypad Column Strobe 2 (Open-Drain, Pull Low)
Keypad Column Strobe 3 (Open-Drain, Pull Low)
Keypad Row Input 0. Pulled up internally, 20 k
.
Keypad Row Input 1. Pulled up internally, 20 k
.
Keypad Row Input 2. Pulled up internally, 20 k
.
Keypad Row Input 3. Pulled up internally, 20 k
.
Keypad Row Input 4. Pulled up internally, 20 k
.
Keypad Row Input 5. Pulled up internally, 20 k
.
Logic Input Pin for Main LDOs (LDO1, LDO2, LDO3, LDO6) Turning On Control.
L: OFF, H: ON.
Logic Input Pin for LDO7 and LDO9. This input gates register data for these LDOs.
LDO7 and LDO9 are turned OFF when SLEEP goes low even if the registers are set
to ON. If register of SLEEP7 and SLEEP9 are set to “1,” the SLEEP signal is ignored.
LED Drive. Open-drain output.
Digital Ground
Interrupt Signal Output
10
11
12
13
SLEEP–
I
LDO1
14
15
16
BLIGHT
DGND
INT–
O
VBAT
O
LDO1
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