SI2404-C-GT Silicon Laboratories Inc, SI2404-C-GT Datasheet - Page 15
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SI2404-C-GT
Manufacturer Part Number
SI2404-C-GT
Description
IC ISOMODEM W/ERROR CORR 24TSSOP
Manufacturer
Silicon Laboratories Inc
Datasheet
1.SI2404-C-FS.pdf
(74 pages)
Specifications of SI2404-C-GT
Mfg Application Notes
SI2493/57/34/15/04, Appl Note AN93
Data Format
V.21, V.22, V.23, V.29, Bell 103, Bell 212A
Baud Rates
2.4k
Interface
Parallel, UART
Voltage - Supply
3 V ~ 3.6 V
Mounting Type
Surface Mount
Package / Case
24-TSSOP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Receive Carrier
ITU-T V.90
ITU-T 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
Carrier Detect (level for ITU-T V.22bis,
V.22, V.21, 212, 103) in Switched Network
Hysteresis
Note: ITU-T V.90
DTE Interface
Line Equalization
Connection Options
Phone Types
Dialing
DTMF Output Level
Pulse Dial Ratio
Ring Cadence
Call Progress Monitor
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.
for maintaining connection. They also provide for self-training detection to force disconnect.
1
2
3
3
3
1
, V.34
Item
Table 7. Protocol Characteristics (Continued)
2
, V.32/V.32bis
3
are echo canceling protocols that use signal quality as criteria
Rev. 1.1
Mark (1650 Hz ±12 Hz) Space (1850 Hz ±12 Hz)
Mark (2225 Hz ±12 Hz) Space (2025 Hz ±12 Hz)
Mark (1270 Hz ±12 Hz) Space (1070 Hz ±12 Hz)
Mark (980 Hz ±12 Hz) Space (1180 Hz ±12 Hz)
EIA/TIA-232-E (ITU-T V.24/V.28/ISO 2110)
Loss of Carrier in ITU-T V.22bis and lower
500 (rotary dial), 2500 (DTMF dial)
On 2 seconds; Off 4 seconds
Acquisition (–43 dBm)
As specified by ITU-T
As specified by ITU-T
Make/Break: 39/61%
Release (–48 dBm)
Automatic Adaptive
CONNECT (rate)
2 dBm minimum
Pulse and Tone
1800 Hz ±7 Hz
1800 Hz ±7 Hz
1700 Hz ±7 Hz
2400 Hz ±7 Hz
1200 Hz ±7 Hz
NO DIALTONE
NO CARRIER
Specification
NO ANSWER
Per Part 68
RINGING
BUSY
RING
OK
Si2457/34/15/04
15