(China (Mainland))
Product Summary
The U3500BM is a Cordless Telephone Signal Processor. It includes all necessary low frequency parts such as microphone- and earphone amplifier, compander, preemphasis, deemphasis, scrambler, data management, power-supply management, as well as RF receiving parts such as IF converter, FM demodulator. RSSI and low noise amplifier. Several gains and mutes in transmit and receive direction of the U3500BM are controlled by serial bus while compander, pre- and deemphasis and scrambler can be bypassed.
Parametrics
U3500BM absolute maximum ratings: (1)Supply voltage VBatt, VCC 5.5 V; (2)Junction temperature Tj: +125℃; (3)Ambient temperature Tamb: –25 to +75℃; (4)Storage temperature Tstg: –50 to +125℃; (5)Power dissipation Tamb = 60℃ Ptot: 1 W.
Features
U3500BM features: (1)Low-noise amplifier; (2)IF converter; (3)FM demodulator; (4)RSSI; (5)Symmetrical input of microphone amplifier; (6)Symmetrical output of earpiece amplifier; (7)Compander; (8)Pre- and deemphasis; (9)Scrambler; (10)Data management; (11)Power-supply management; (12)Serial bus.
Diagrams
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 U3500BM |
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Data Sheet |
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| Image | Part No | Mfg | Description | |
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U350 |
Other |
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Data Sheet |
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U3500BM |
Other |
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Data Sheet |
Negotiable |
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U3501BM |
Other |
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Data Sheet |
Negotiable |
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U3502BM |
Other |
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Data Sheet |
Negotiable |
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