SI2457-C-FT Silicon Laboratories Inc, SI2457-C-FT Datasheet - Page 37

• Manufacturer Part Number: SI2457-C-FT
• Description: IC ISOMODEM SYSTEM-SIDE 24TSSOP
• Manufacturer: Silicon Laboratories Inc

Specifications of SI2457-C-FT

• Package / Case: 24-TSSOP
• Mfg Application Notes: SI2493/57/34/15/04, Appl Note AN93
• Data Format: V.21, V.22, V.23, V.32, V.34, V.90, Bell 103, Bell 212A
• Baud Rates: 56k
• Interface: Parallel, UART
• Voltage - Supply: 3 V ~ 3.6 V
• Mounting Type: Surface Mount
• Operating Frequency: 4.92 MHz
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 3 V
• Supply Current: 26 mA
• Operating Temperature Range: 0 C to + 70 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

The connect messages shown in Table 15 are sent when link negotiation is complete.
Notes:
Numeric
100
101
102
1. This message is only supported on the Si2457, Si2434, and Si2415.
2. This message is only supported on the Si2457 and Si2434.
3. X is the only verbal response code that does not follow the <CR><LF>Result Code<CR><LF> standard. There is no
4. This message is only supported on the Si2457.
81
82
83
90
91
92
93
94
95
96
97
98
99
leading <CR><LF>.
MNP3 protocol
MNP4 protocol
MNP5 protocol
Link established at 38666
Link established at 40000
Link established at 41333
Link established at 42666
Link established at 44000
Link established at 45333
Link established at 46666
Link established at 49333
Link established at 50666
Link established at 52000
Link established at 53333
Link established at 54666
DTMF dial attempted on a
pulse dial only line
Meaning
Table 15. Result Codes (Continued)
PROTOCOL:
ALTERNATE, + CLASS 3
PROTOCOL:
ALTERNATE, + CLASS 4
PROTOCOL:
ALTERNATE, + CLASS 5
CONNECT 38666
CONNECT 40000
CONNECT 41333
CONNECT 42666
CONNECT 44000
CONNECT 45333
CONNECT 46666
CONNECT 49333
CONNECT 50666
CONNECT 52000
CONNECT 53333
CONNECT 54666
UN–OBTAINABLE NUMBER
Preliminary Rev. 0.7
Verbal Response
4
4
4
4
4
4
4
4
4
4
3
3
Si2457/34/15/04-Si3008
X0
X
X1
Set with \V command.
Set with \V command.
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X2
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X3
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X4
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X5
X
X
X
X
X
X
X
X
X
X
X
X
X
X
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