SI2493-C-FT Silicon Laboratories Inc, SI2493-C-FT Datasheet - Page 32

• Manufacturer Part Number: SI2493-C-FT
• Description: 56 KBPS, V.92 ISOMODEM SYSTEM-SIDE - LEAD-FREE TSSOP 0 TO 7
• Manufacturer: Silicon Laboratories Inc

Specifications of SI2493-C-FT

• Mfg Application Notes: SI2493/57/34/15/04, Appl Note AN93
• Data Format: V.21, V.22, V.23, V.29, V.32, V.34, V.90, V.92, Bell 103, Bell 212A
• Baud Rates: 56k
• Interface: Parallel
• Voltage - Supply: 3 V ~ 3.6 V
• Mounting Type: Surface Mount
• Package / Case: 24-TSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AN93
32
I7
I8
Ln
L1
L2
L3
Mn
M0
M1
M2
M3
On
O0
O1
O2
Qn
Q0
Q1
R
Sn
S$
Sn?
Sn=x
Vn
V0
V1
Command
Diagnostic Results 1.
Format
RX <rx_rate>,TX <tx_rate>
PROTOCOL: <protocol>
LOCAL NAK <rre>
REMOTE NAK <rte>
RETRN/RR <rn>
DISC REASON <dr>
Diagnostic Results 2.
Format
RX LEVEL <rx_level>
TX LEVEL <tx_level>
EFFECTIVE S/N <esn>
RESIDUAL ECHO <re>
Speaker Volume
Low
Medium
High
Speaker operation (via AOUT).
Speaker is always off.
Speaker is on while dialing and handshaking; off in data mode.
Speaker is always on.
Speaker is off while dialing; on during handshaking and retraining.
Return to data mode from command mode.
Return to data mode.
Return to data mode and perform a full retrain (at any speed except 300 bps).
Return to data mode and perform rate renegotiation.
Response mode.
Enable result codes. (See Table 22.)
Disable result codes. (Enable quiet mode.)
Initiate V.23 Reversal (U53 bit 15 must be set.)
S-Register operations. (See Table 31.)
List contents of all S-registers.
Display contents of S-register n.
Set S-register n to value x. (n and x are decimal values.)
Result code type. (See Table 22.)
Numeric result codes.
Verbal result codes.
Table 18. Basic AT Command Set (Continued)
Rev. 0.9
Action
Description
Receive/transmit data rate in bps
Error correction/data compression protocol.
Number of V.42 receive errors
Number of V.42 transmit errors
Number of retrains/rate renegotiations
Disconnect reason code (see Table 23)
Description
Receive level power in dBm
Transmit level power in dBm.
Effective signal-to-noise ratio in dB
Ratio of residual echo to signal in dB