MT88E43B
Extended Voltage Calling Number Identification Circuit for CLIP, CID and CIDCW applications (Type 2)
Overview
| The MT88E43B Calling Number Identification Circuit 2 is a low power CMOS integrated circuit intended for receiving physical layer signals transmitted according to BT (British Telecom) SIN227 & SIN242, the U.K.'s CCA (Cable Communications Association) TW/P |
Detailed Block Diagram
Typical Applications
- BT Calling Line Identity Presentation (CLIP), CCA CLIP, and Bellcore Calling Identity Delivery (CID) systems
- Feature phones, including Analog Display Services Interface (ADSI) phones
- Phone set adjunct boxes
- FAX and answering machines
- Database query and Computer Telephony Integation (CTI) systems
Features & Benefits
- Compatible with: British Telecom (BT) SIN227 & SIN242, U.K.'s Cable Communications Association (CCA) specification TW/P&E/312, Bellcore GR-30-CORE (formerly known as TR-NWT-000030) & SR-TSV-002476
- Bellcore 'CPE Alerting Signal' (CAS) and BT 'Idle State Tone Alert Signal' detection
- Ring and line reversal detection
- 1200 baud Bell 202 and CCITT v.23 Frequency Shift Keying (FSK) demodulation
- 3 or 5V +/-10% supply voltage
- High input sensitivity (-40 dBV Tone and FSK Detection)
- Selectable 3-wire FSK data interface (microcontroller or MT88E43B initiated)
- Low power CMOS with powerdown mode
- Input gain adjustable amplifier
- Carrier detect status output
- Uses 3.58 MHz crystal
Resources
Documentation
Application Notes
- MSAS-75 - MT88E43A and MT88E43B Differences.pdf
- MSAN-169 - An Input Selection Circuit for the MT8843 and MT88E43.pdf
- MSAN-164 - Application of the MT8843 Calling Number Identification Circuit 2.pdf
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