(China (Mainland))
Product Summary
The AMBE-2000-10 Vocoder Chip is an extremely flexible, high-performance, single chip, speech compression coder. The AMBE-2000-10 provides superior voice quality at low data rates. It provides a real-time, full-duplex implementation of the standard-setting AMBE voice compression software algorithm. The applications of the AMBE-2000-10 are Satellite Communications, Digital Mobile Radio, Secure Communications, Cellular Telephony and PCS, Voice Multiplexing, Voice Mail, Multimedia Applications.
Parametrics
AMBE-2000-10 absolute maximum ratings: (1)Voltage Range on any Pin with Respect to Ground:-0.3V to 4.6V; (2)Operating Voltage:3.3V; (3)Operating Case Temperature Range:-40℃ to 100℃; (4)Storage Temperature Range:-55℃ to 150℃; (5)Device Supply Voltage:3 to 3.6V ; (6)Supply Voltage, GND:0V ; (7)High-level input voltage, I/O:2.5 to DVDD + 0.3V ; (8)Low-level input voltage:-0.3 to 0.8V ; (9)High-level output current:-300mA ; (10)Low-level output current:1.5mA.
Features
AMBE-2000-10 features: (1)High Quality Low Data Rate Speech Coding ; (2)DVSI’s Full Duplex AMBE Voice Coder ; (3)Supports Data Rates of 2.0 kbps to 9.6 kbps in 50 bps increments ; (4)User Selectable Forward Error Correction rates ; (5)Viterbi Decoder (rate 1/4 or more) ; (6)16 Level Soft Decision Decoding ; (7)Voice Activity Detection (VAD) / Comfort Noise Insertion ; (8)16 ms. Echo Cancellation ; (9)Single and Dual Tone (DTMF) Detection and Generation; (10)Power-Down Mode ; (11)Minimal algorithmic processing delay ; (12)DTMF detection and regeneration with North American call progress tones.
Diagrams
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 AMBE-2000™ |
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AMBE-1000™ |
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