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)： 10/36頁
文件大?。?/td> 714K
代理商： ADP3502ASU
REV. 0
–10–
ADP3502
PIN FUNCTION DESCRIPTION (continued)
Pin
No.
Mnemonic
I/O
Supply
Function
17
RTCV
Supply input for RTC, 32 kHz OSC, and other logic. Connects to coin cell battery in
typical operation.
Connect to 32.768 kHz crystal
Analog Ground
Connect to 32.768 kHz crystal
General-purpose input and output port. Integrated interrupt function. Interrupt occurs
on both the falling and rising edges.
General-purpose input and output port. Integrated interrupt function. Interrupt occurs
on both the falling and rising edges.
General-purpose input and output port. Integrated interrupt function. Interrupt occurs
on both the falling and rising edges.
General-purpose input and output port. Integrated interrupt function. Interrupt occurs
on both the falling and rising edges.
Serial interface data input and output
Serial interface chip select input. Active high input.
Serial interface clock input
Reset input signal for internal reset signal; Starts stay-alive timer.
32.768 kHz output. Output after 30 ms when reset is released.
Reset output. Invert signal of RESETOUT–. Open-drain and low leakage.
Reset output. Follows voltage detector operation. Open-drain output.
Test pin. Reserved for ADI use. Connect to GND for normal operation.
Reset output. 50 ms delayed. Connect to baseband’s reset input in typical application.
Open-drain output.
Supply input. Connect to battery.
Regulator No. 11 output. General-purpose supply.
Regulator No. 1 output. Use for baseband I/O supply.
Supply input. Connect to battery.
Regulator No. 3 output. If VBAT > 2.7 V, the output is always active. Use for coin cell supply.
Analog ground
Output of LDO2 through FET switch
Regulator No. 2 output. Use for baseband analog supply.
Supply input. Connect to battery.
Regulator No. 4 output. Use for general analog supplies, for example, speaker amp.
Regulator No. 5 output. Use for vibrator.
Supply input. Connect to battery.
Regulator No. 6 output. Use for baseband core supply.
Regulator No. 7 output. Use for RF Rx IC supply. Gated with SLEEP– signal input.
Supply input. Connect to battery.
Regulator No. 8 output. Use for RF Tx IC supply.
Analog Ground
Regulator No. 9 output. Use for RF Rx IC supply. Gated with SLEEP– input signal.
Supply input. Connect to battery.
Regulator No. 10 output. General-purpose supply.
18
19
20
21
OSC IN
AGND
OSC OUT
GPIO0
RTCV
RTCV
LDO1
I/O
22
GPIO1
I/O
LDO1
23
GPIO2
I/O
LDO1
24
GPIO3
I/O
LDO1
25
26
27
28
29
30
31
32
33
DATA
CS
CLKIN
RESETIN–
32K OUT
RESET+
RESETOUT–
TEST
RSTDELAY–
I/O
I
I
I
O
O
O
I
O
LDO1
LDO1
LDO1
LDO1
RTCV
RTCV
RTCV
RTCV
RTCV
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
VBAT
LDO11
LDO1
VBAT
LDO3
AGND
REFO
LDO2
VBAT
LDO4
LDO5
VBAT
LDO6
LDO7
VBAT
LDO8
AGND
LDO9
VBAT
LDO10
O
O
VBAT
VBAT
O
VBAT
O
O
VBAT
VBAT
O
O
VBAT
VBAT
O
O
VBAT
VBAT
O
VBAT
O
VBAT
O
VBAT
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ADP3502ASU-REEL 制造商:Analog Devices 功能描述:CDMA Power Management System 64-Pin TQFP T/R
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