參數資料
型號: SI3232DC0-EVB
廠商: Silicon Laboratories Inc
文件頁數: 21/128頁
文件大?。?/td> 0K
描述: DAUGHTER CARD W/SI3200 INTERFACE
標準包裝: 1
系列: ProSLIC®
主要目的: 接口,模擬前端(AFE)
已用 IC / 零件: Si3232
已供物品: 板,CD
Si3232
Preliminary Rev. 0.96
117
Not
Recommended
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r N
ew
D
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9. Pin Descriptions: Si3232
Pin #(s)
Symbol
Input/
Output
Description
1, 16
SVBATa, SVBATb
I
Battery Sensing Input—
Analog current input used to sense battery
voltage.
2, 15
RPOa, RPOb
O
Transconductance Amplifier Resistor Input Connection.
3, 14
RPIa, RPIb
I
Transconductance Amplifier Resistor Output Connection.
4, 13
RNIa, RNIb
I
Transconductance Amplifier Resistor Output Connection.
5, 12
RNOa, RNOb
O
Transconductance Amplifier Resistor Input Connection.
6, 11
CAPPa, CAPPb
Differential Capacitor—
Capacitor used in low-pass filter to stabilize
SLIC feedback loops.
7, 10
CAPMa, CAPMb
Common Mode Capacitor—
Capacitor used in low-pass filter to sta-
bilize SLIC feedback loops.
8QGND
Component Reference Ground—
Return path for differential and
common-mode capacitors. Do not connect to system ground.
9IREF
I
IREF Current Reference—
Connects to an external resistor used to
provide a high-accuracy reference current. Return path for IREF
resistor. Should be routed to QGND pin.
17, 64
STIPDCb, STIPDCa
I
TIP Sense—
Analog current input used to sense dc voltage on TIP
side of subscriber loop.
18, 63
STIPACb,
STIPACa
I
TIP Transmit Input—
Analog input used to sense ac voltage on TIP
side of subscriber loop.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
17
20
19
18
24
23
22
21
31
30
29
28
27
26
25
32
RPIa
SVBATa
RPOa
RNOa
RNIa
CAPPa
CAPMa
QGND
IREF
CAPMb
CAPPb
RNIb
RNOb
RPOb
RPIb
SVBATb
ST
IPA
C
b
ST
IPD
C
b
SRI
N
G
A
C
b
SRI
N
G
D
Cb
IT
IP
N
b
IRING
N
b
IT
IPP
b
VDD
2
GN
D2
IRING
P
b
TH
E
RMb
VC
M
VRXP
b
VRXN
b
VT
XP
b
VT
XN
b
GPOa
SDITHRU
SDI
SDO
SCLK
VDD4
GND4
PCLK
GND3
VDD3
GPOb
BATSELb
FSYNC
ST
IP
ACa
ST
IP
DCa
SRI
N
G
A
Ca
IT
IP
N
a
IRING
N
a
IT
IP
Pa
VDD
1
GND
1
IRING
P
a
TH
E
RMa
VRXN
a
VRXP
a
VT
XP
a
BAT
S
EL
a
VT
XN
a
RESET
64
61
62
63
57
58
59
60
50
51
52
53
54
55
56
49
CS
INT
SRIN
GDCa
Si3232
64-Lead TQFP
(epad)
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