SI2457-D-FS Silicon Laboratories Inc, SI2457-D-FS Datasheet - Page 15

• Manufacturer Part Number: SI2457-D-FS
• Description: IC ISOMODEM SYSTEM-SIDE 16SOIC
• Manufacturer: Silicon Laboratories Inc

Specifications of SI2457-D-FS

• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Data Format
Bit asynchronous
Compatibility
Operating Mode
Switched network
Data Modulation
28 to 56 kbps
2.4 to 33.6 kbps
14.4 kbps
12.0 kbps
9600 bps
9600 bps
9600 bps
7200 bps
4800 bps
2400 bps
1200 bps
300 bps
Answer Tone
ITU-T V.32bis, V.32, V.22bis, V.22, and V.21
modes
Bell 212A and 103 modes
Transmit Carrier
V.90
V.34
ITU-T V.32bis
ITU-T V.32
ITU-T V.29
ITU-T V.22, V.22bis/Bell 212A
ITU-T V.21
Bell 103
Output Level
Permissive—Switched network
Notes:
Originate mode
Answer mode
Originate mode
Answer mode
Originate mode
Answer mode
1. Supported on Si2457 only.
2. Supported on Si2457 and Si2434 only.
3. Supported on Si2457, Si2434, and Si2415 only.
1
2
3
3
3
3
3
3
3
3
3
1
3
2
Item
Table 7. Protocol Characteristics (Continued)
Rev. 1.3
ITU-T V.90
Selectable 8, 9, 10, or 11 bits per character, which includes
Mark (1650 Hz ±12 Hz) Space (1850 Hz ±12 Hz)
Mark (1270 Hz ±12 Hz) Space (1070 Hz ±12 Hz)
Mark (2225 Hz ±12 Hz) Space (2025 Hz ±12 Hz)
Mark (980 Hz ±12 Hz) Space (1180 Hz ±12 Hz)
1
, V.34
128-level TCM/2400 Baud ±0.01%
16-level QAM/2400 Baud ±0.01%
64-level TCM/2400 Baud ±0.01%
32-level TCM/2400 Baud ±0.01%
16-level TCM/2400 Baud ±0.01%
4-level QAM/2400 Baud ±0.01%
16-level QAM/600 Baud ±0.01%
V.29 QAM as specified by ITU-T
4-level PSK/600 Baud ±0.01%
the start, stop, and parity bits
V.90 as specified by ITU-T
V.34 as specified by ITU-T
2
Bell 212A, and Bell 103
FSK 300 Baud ±0.01%
, V.32bis, V.32, V.23, V.22bis, V.22, V.21,
As specified by ITU-T
As specified by ITU-T
Two-wire full duplex
–9 dBm maximum
1800 Hz ±0.01%
1800 Hz ±0.01%
1200 Hz ±0.5 Hz
2100 Hz ±3 Hz
2225 Hz ±3 Hz
2400 Hz ±1 Hz
Specification
1700 Hz±1 Hz
Si2457/34/15/04
15