SI2457-D-FS Silicon Laboratories Inc, SI2457-D-FS Datasheet - Page 67
SI2457-D-FS
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
- Current page: 67 of 304
- Download datasheet (5Mb)
A,B,C,D,E,F,G
+FCLASS = X
Command
+FRM = X
+ESA =
Table 39. Basic AT Command Set (Continued)
Synchronous access mode control options
A – Specifies action taken if an underrun condition occurs
during transparent sub-mode
+ESA[G]) on idle.
B – Specifies action taken if an underrun condition occurs
after a flag during framed sub-mode
C – Specifies action taken if an underrun or overrun condition
occurs after a non-flag during framed sub-mode
frame.
D – Specifies V.34 half duplex operation. This parameter should
not be used.
E – Specifies CRC polynomial used while in framed sub-mode
modem
F – Specifies NRZI encoding and decoding
G – Defines 8-bit SYN
Class 1 Mode Enable.
X
0
1
8
256
Class 1 Receive Carrier.
X
2
95
96
200
sage.
0 = Modem transmits 8-bit SYN sequences (see
0 = Modem transmits 8-bit HDLC flags on idle.
0 = Modem transmits abort on underrun in middle of
1 = Modem transmits flag on underrun in middle of frame
and notifies host of underrun or overrun.
0 = CRC generation checking disable
1 = 16-bit CRC generation and checking is performed by the
0 = NRZI encoding and decoding disabled
255 = Fixed at 255 (marks)
Mode
Off
Enables support for V.29 Fast Connect mode.
Enables voice mode.
SMS mode
Mode
Detect V.21 (980 Hz) tone for longer than 100 ms, then
V.29 short synchronous.
V.29 full synchronous.
Returns to data mode prepared to receive an SMS mes-
send answer tone
(2100/2225 Hz) for 200 ms.
Rev. 1.3
Action
AN93
67
Related parts for SI2457-D-FS
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
TSSOP 24/C/56 KBPS, V.90 ISOMODEM SYSTEM-SIDE
Manufacturer:
Silicon Laboratories Inc
Part Number:
Description:
TSSOP 24/I/56 KBPS, V.90 ISOMODEM SYSTEM-SIDE
Manufacturer:
Silicon Laboratories Inc
Part Number:
Description:
IC ISOMODEM SYSTEM-SIDE 16SOIC
Manufacturer:
Silicon Laboratories Inc
Datasheet:
Part Number:
Description:
IC ISOMODEM SYSTEM-SIDE 24TSSOP
Manufacturer:
Silicon Laboratories Inc
Datasheet:
Part Number:
Description:
IC ISOMODEM SYSTEM-SIDE 24TSSOP
Manufacturer:
Silicon Laboratories Inc
Datasheet:
Part Number:
Description:
Manufacturer:
Silicon Laboratories Inc
Datasheet:
Part Number:
Description:
IC ISOMODEM SYSTEM-SIDE 24TSSOP
Manufacturer:
Silicon Laboratories Inc
Datasheet:
Part Number:
Description:
SMD/C/SINGLE-ENDED OUTPUT SILICON OSCILLATOR
Manufacturer:
Silicon Laboratories Inc
Part Number:
Description:
Manufacturer:
Silicon Laboratories Inc
Datasheet:
Part Number:
Description:
N/A N/A/SI4010 AES KEYFOB DEMO WITH LCD RX
Manufacturer:
Silicon Laboratories Inc
Datasheet:
Part Number:
Description:
N/A N/A/SI4010 SIMPLIFIED KEY FOB DEMO WITH LED RX
Manufacturer:
Silicon Laboratories Inc
Datasheet:
Part Number:
Description:
N/A/-40 TO 85 OC/EZLINK MODULE; F930/4432 HIGH BAND (REV E/B1)
Manufacturer:
Silicon Laboratories Inc