SI2403 データシートの表示（PDF） - Silicon Laboratories

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SI2403

V.22BIS ISOMODEM® CHIPSET WITH ERROR CORRECTION

Silicon Laboratories 

Si2403

Table 7. Protocol Characteristics (Continued)

Item

Carrier Detect (level for ITU-T V.22bis,

V.22, V.21, 212, 103) in Switched Network

Hysteresis

DTE Interface

Line Equalization

Connection Options

Phone Types

Specification

Acquisition (–43 dBm)

Release (–48 dBm)

2 dBm minimum

EIA/TIA-232-E (ITU-T V.24/V.28/ISO 2110)

Automatic Adaptive

Loss of Carrier in ITU-T V.22bis and lower

500 (rotary dial), 2500 (DTMF dial)

Dialing

DTMF Output Level

Pulse Dial Ratio

Ring Cadence

Call Progress Monitor

Pulse and Tone

Per Part 68

Make/Break: 39/61%

On 2 seconds; Off 4 seconds

BUSY

CONNECT (rate)

NO CARRIER

NO DIALTONE

OK

RING

RINGING

Rev. 1.2

15

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