| Telephony Interface |
| Trunk Type |
T1/E1 · Trunk InterfaceDigital High Impedance (Z) · AC Impedance 1k Ohms · Input Impedance 1000 Ohm +/- 5% |
| Maximum Tap Length |
30m (100 feed) of CAT 3 cable · Connectors Two RJ-45 connectors · E1: 16m |
| Signaling Protocol |
ISDN, NFAS, CAS, DASS2 (E1 Only) |
| T1 Interface |
Receive Clock Rate: 1.544 MHz +/-200ppm · Transmit Clock: Recovered RX clock or 50 ppm |
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Input Level: LBO 0dB to -22dB · Framing: SF (D4), ESF · Line Coding: AMI, B8ZS |
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Clock and Data Recovery: Complies with AT&T TR62411 and Bellcore TA-TSY-000170 |
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Loss of Signal Detection: ANSI T1.231 · Alarm Detection and Integration LOS, LOF, Yellow, and AIS per ANSI T1.231 |
| E1 Interface |
Receive Clock Rate 2.048 +/- 175ppm · Transmit Clock: Recovered RX clock or 50 ppm · Input Level 3.2V down to 0.45 V |
| |
Framing Basic G.704, CRC-4 · Line Coding: AMI, HDB3 · Loss of Signal Detectionper ITU-T G.775 · Alarm Detection and |
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Integration: LOS, LOSMF, TS16, CRC, DPNSS, MFRZ (Raw) |
| Audio Signal Receive range |
-68 dBm to + 3 dBm · Input gain control: +24 to -50 dB · Silence Detection: Programmable from API |
| Transmit volume control |
+24 to -50 dB to MVIP/H.100 · Automatic Gain Control (AGC): Programmable from API |
| |
Automatic Volume Control (AVC): Programmable from API |
| Software |
| SDK |
AudioCodes Native SmartWORKS API · SmartControl (Control Panel) · SmartVIEW (Card functionality test application) |
| Activity Detection |
Programmable from API · Frequency Response: 300 - 3400 Hz (+/- 3dB) |
| DTMF Tone Detection |
DTMF digits: 0 - 9, *, #, A, B, C, D · Dynamic range: -38 dBm to 0 dBm · Minimum tone detection: 40 ms / programmable |
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Interdigit timing: 40 ms min. |
| Acceptable twist |
Per LSSGR sec. 6, 8 dB forward, 4 dB reverse · Frequency variation: Accept all +/- 1.5%, reject all +/-2.5% |
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Noise tolerance: Per LSSGR sec. 6 |
| Talk off |
Bellcore TR-TSY-000762 |
| Encoding & Decoding |
5.3 Kb/s: G.723.1, 6.3 Kb/s: G.723.1, 8 Kb/s: G.729A, 13 Kb/s: GSM 6.10, Microsoft GSM, 16 Kb/s: G.726, |
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24 Kb/s: G.726, OKI, 32 Kb/s: G.726, OKI, 40 Kb/s: G.726, 64 Kb/s: μ-law or A-law per G.711, |
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8 bit linear PCM (signed & unsigned) 96 Kb/s: 6 Khz 16 bit linear PCM(signed), |
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128 Kb/s: 16 bit linear PCM (signed & unsigned) |
| Wave file formats |
Microsoft GSM, Linear signed 8 & 16-bit PCM |
| Digitization selection |
Programmable per channel, independent for encode and decode |
| Power Requirements |
| PCI 2.2 |
+ 3.3 VDC: 2.8 A · +5 VDC: 5 mA · -12 VDC: n/a · +12 VDC: 20 mA |
| PCI express |
+ 3.3 VDC: 3.2 A |
| Certifications |
| Safety |
EN60950 |
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IEC60950 (third edition) |
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UL60950 · CAN · CSA-C22.2 No |
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60950-00 (third edition) |
| Emissions |
EN55022 |
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47 CFR FCC part 15 |
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EN55024 |
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