SI2400URT-EVB Silicon Laboratories Inc, SI2400URT-EVB Datasheet - Page 16

• Manufacturer Part Number: SI2400URT-EVB
• Description: BOARD EVAL FOR SI2400 ISOMODEM
• Manufacturer: Silicon Laboratories Inc
• Series: ISOmodem®r

Specifications of SI2400URT-EVB

• Main Purpose: Telecom, Modem
• Embedded: No
• Utilized Ic / Part: SI2400
• Primary Attributes: Dual RJ-11 Connection to Phone Line, Audio Connector
• Secondary Attributes: RS-232, TTL Serial & USB Interfaces
• Processor To Be Evaluated: Si2400
• Interface Type: RS-232, USB
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Contains lead / RoHS non-compliant
• Other names: 336-1166

Si2400URT-EVB
16
AOUT
RXD_U
CTS_U
RXD_T
CTS_T
DSR_U
CD_U
RI_U
DSR_T
CD_T
RI_T
DTR_U
TXD_U
RTS_U
DTR_T
TXD_T
RTS_T
0.1 uF
C20
47 k
"CTS_U"
R3
TP12
TP15
"CTS_T"
3 k
R4
Figure 10. Audio Amplifier Schematic
"RXD_U"
TP13
TP14
"RXD_T"
Figure 11. UART MUX Schematic
11
14
10
13
11
14
10
13
2
5
3
6
2
5
3
6
74CBT3257/SO
74CBT3257/SO
820 pF
1B1
2B1
3B1
4B1
1B2
2B2
3B2
4B2
1B1
2B1
3B1
4B1
1B2
2B2
3B2
4B2
C21
0.1 uF
C22
U7
U8
OE
OE
1A
2A
3A
4A
1A
2A
3A
4A
S
S
Rev. 0.7
4
7
9
12
15
1
4
7
9
12
15
1
3
7
2
VCC
+
-
U10
LM386M-1
R18
10k
VCC
5
CTS_M
RXD_M
RTS_M
TXD_M
DSR_M
CD_M
RI_M
DTR_M
C23
R5
10
0.1 uF
1
C24
100 uF
2
R19
10k
SPEAKER
S
O\E\