參數(shù)資料
型號(hào)： SI3225PPT0-EVB
廠商： Silicon Laboratories Inc
文件頁(yè)數(shù)： 4/112頁(yè)
文件大?。?/td> 0K
描述： BOARD EVAL W/SI3200 INTERFACE
標(biāo)準(zhǔn)包裝： 1
系列： ProSLIC®
類型： ADC + DAC，編碼解碼器，前端
適用于相關(guān)產(chǎn)品： Si3225
所含物品： 評(píng)估板和光盤
Si3220/25 Si3200/02
Rev. 1.3
101
Not
Recommended
fo
r N
ew
D
esi
gn
s
4. Pin Descriptions: Si3220/25
Pin Number(s)
Symbol
Input/
Output
Description
Si3220
Si3225
1, 16
SVBATa,
SVBATb
I
Battery Sensing Input.
Analog current input used to sense battery voltage.
2,15
RPOa, RPOb
O
Transconductance Amplifier External Resistor Connec-
tion.
3, 14
RPIa,
RPIb
I
Transconductance Amplifier External Resistor Connec-
tion.
4, 13
RNIa,
RNIb
I
Transconductance Amplifier Resistor Connection.
5, 12
RNOa, RNOb
O
Transconductance Amplifier Resistor 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 stabilize SLIC feedback
loops.
88
QGND
Component Reference Ground.
Return path for differential and common-mode capacitors. Do
not connect to system ground.
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
64
61
62
63
57
58
59
60
50
51
52
53
54
55
56
49
RPOa
SVBATa
RPIa
RNIa
RNOa
CAPPa
CAPMa
QGND
IREF
CAPMb
CAPPb
RNOb
RNIb
RPIb
RPOb
SVBATb
ST
IPAC
b
ST
IPD
C
b
SR
IN
G
AC
b
SR
IN
G
D
C
b
IT
IP
N
b
IR
IN
G
N
b
IT
IP
Pb
VD
D
2
GN
D2
IR
INGPb
TH
E
R
Mb
RTR
P
b
TR
D
1
b
TR
D
2
b
RRD
b
BA
T
S
ELb
CS
RRDa
SDITHRU
SDI
SDO
SCLK
VDD4
GND4
INT
PCLK
GND3
VDD3
DTX
DRX
RESET
FSYNC
ST
IPA
C
a
ST
IPD
C
a
SR
IN
G
A
C
a
SR
IN
G
D
C
a
IT
IPNa
IRIN
G
N
a
IT
IPPa
VD
D
1
GN
D1
IRIN
G
P
a
THE
RMa
BL
KR
N
G
RT
RP
a
TRD
1
a
BA
T
S
EL
a
TRD
2
a
Si3225
64-Lead TQFP
(epad)
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
64
61
62
63
57
58
59
60
50
51
52
53
54
55
56
49
RPOa
SVBATa
RPIa
RNIa
RNOa
CAPPa
CAPMa
QGND
IREF
CAPMb
CAPPb
RNOb
RNIb
RPIb
RPOb
SVBATb
ST
IPAC
b
ST
IP
DC
b
SRI
N
G
A
Cb
SR
IN
G
D
Cb
IT
IP
N
b
IR
IN
G
N
b
IT
IP
P
b
VDD
2
GN
D2
IR
IN
G
P
b
TH
ER
M
b
NC
TRD
1
b
TRD
2
b
GP
O
b
B
A
T
SELb
CS
GPOa
SDITHRU
SDI
SDO
SCLK
VDD4
GND4
INT
PCLK
GND3
VDD3
DTX
DRX
RESET
FSYNC
STI
PACa
STI
P
D
C
a
SR
IN
G
A
Ca
SR
IN
G
D
C
a
IT
IP
N
a
IR
IN
G
N
a
IT
IPPa
VD
D1
GN
D
1
IR
IN
G
P
a
TH
E
R
M
a
NC
TR
D1a
BA
T
SELa
TR
D2a
Si3220
64-Lead TQFP
(epad)
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