SI3220PPT-EVB SILABS [Silicon Laboratories], SI3220PPT-EVB Datasheet - Page 13

• Manufacturer Part Number: SI3220PPT-EVB
• Description: EVALUATION BOARD FOR THE Si3220 DUAL PROSLIC
• Manufacturer: SILABS [Silicon Laboratories]

D1
Zener
6.8V
+3V
C12
0.1 uF
6Vmin
C13
100uF
10Vmin
3
L1
2
EMI Filt
1
TP D6
VBRNG
J2
VBHI
CON3
VBLO
TP D5
J3
CON3
J4
CON3
/RESET
TEST
/CS
SDI
DIN
SCLK
DTX
DOUT
SDO
/INT
TEST
EMI Filt
/RESET
TEST
/CS
SDI
DIN
SCLK
DTX
DOUT
SDO
/INT
TEST
1 2 3
+VIN
L2
Single point connection
to ground plane
Figure 9. ProSLIC Motherboard (LPT to SPI)
C14
100uF
10Vmin
VDD
+5V
R4
10k
D2
Zener
6.8V
Ringing Source Input
VRNGSOURCE
R5
10k
J5
VDD
CON3
J6
R7
CON3
13
14
15
16
17
18
19
20
21
22
23
24
13
14
15
16
17
18
19
20
21
22
23
24
Two Package Widths
Two Package Widths
U1
U2
GND
B8
B7
B6
B5
B4
B3
B2
B1
OEB
VCCB
VCCB
GND
B8
B7
B6
B5
B4
B3
B2
B1
OEB
VCCB
VCCB
4245A
NI
4245A
VCCA
VCCA
GND
GND
GND
GND
DIR
DIR
A8
A7
A6
A5
A4
A3
A2
A1
A8
A7
A6
A5
A4
A3
A2
A1
12
11
10
9
8
7
6
5
4
3
2
1
12
11
10
9
8
7
6
5
4
3
2
1
+5V
+5V
Component Power Selection
100 pF
VDD
C1
S1
Push Button
+3V
R6
Reset
JP1
3V or 5V oper
1
2
3
470
1-2 : 3V operation
2-3 : 5V operation
C2
0.1 uF
6Vmin
200k
R1
SPARE DIGITAL OUT
SDO_OUT
/INT_OUT
TEST _OUT
R2
C3
0.1 uF
6Vmin
+5V
C4
0.1 uF
6Vmin
R3
C5
0.1 uF
6Vmin
200k
D7
J1
1
3
5
7
9
11
13
15
17
19
21
23
25
HEADER 13X2
Parallel Port Hdr
C6
0.1 uF
6Vmin
/RST
/CS_IN
SDI_IN
SCLK_IN
OUT_EN
DIN
D5
D6
TEST_IN
10
12
14
16
18
20
22
24
26
2
4
6
8
C7
0.1 uF
6Vmin
C8
0.1 uF
6Vmin
VDD
/STROBE
/AUTOFD
D0
ERROR
D1
INIT
D2
/SELECT
D3
D4
D5
D6
D7
/ACK
BUSY
PAPEREND
SELECT
C9
0.1 uF
6Vmin
SDO_OUT
C10
0.1 uF
6Vmin
DB25F
Parallel port
14
15
16
17
18
19
20
21
22
10
23
11
24
12
25
13
1
2
3
4
5
6
7
8
9
C11
0.1 uF
6Vmin
P1