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ST75C530FP-A Datasheet(PDF) 4 Page - STMicroelectronics |
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ST75C530FP-A Datasheet(HTML) 4 Page - STMicroelectronics |
4 / 84 page I - DETAILED FEATURES Single Chip Fax - ITU-T V.17, V.29, V.27ter, V.21 with Fax support - V.17, V.29 ( T104 ), V.27te r sho rt trains, V.33 half-duplex - V.21 flag detection and 4 tone detection during high speed reception modes - V.21 flag detection, DTMF detection and 4 tone detection duringV.21 channel 2 reception modes - Programmable call progress and call waiting detection - Parallel data handling - HDLC and UART framing support - 1700Hz and 1800Hz carrier - Full implementation of the V.17, V.33, V.29 and V.27 handshakes - 0 to -15dBm programmable transmit power - 0 to -47dBm receiver dynamic range (ST75C530) 0 to -45dBm receiver dynamic range (ST75C540) Full Duplex Data Modem - ITU-T V.32bis, V.32 (14400, 12000, 9600, 7200, 4800bps) (*) - Maximum round trip delay : 1.2s (satellite hops) (*) - Up to 10Hz of phase roll on far end echo (*) - ITU-T V.22bis, V.22 (2400, 1200bps) (*) - V.32bis/V.32/V.22bis/V.22automode (*) - ITU- V.23, V.21, bell 103 full-duplex, Bell202 demodulator - -10 to -25dBm programmable transmit power - -10 to -38dBm receiver dynamic range (*) - HDLC and UART framing support - Train based on quality line sampling (*) (*) ST75C540 only Digital Answering Machine - Low bit rate speech coder (4800bps) - Variable playback speed (+50% to -50%) - ARAM compatibility (error correction) - ADPCM 32, 24, 16Kbps - Line echo cancellation - Voice activity detector - Concurrent DTMF and tone detection Handset Mode - Rx and Tx AGC versus line current for line losses compensation comply with most of country regulations - Dynamic limiter in transmit path to prevent distortion - Two way conversation recording Hands-free Mode - Full duplex speakerphone using LMS adaptative filtering including line echo cancellation and acoustic echo cancellation - Rx and Tx AGC versus line current for line losses compensation comply with most of country regulations - Dynamic limiter in transmit path to prevent distortion - Loudspeaker volume control - Two way conversation recording Extended Modes of Operations - Programmable ring detection - 16 programmable tone detectors - Tone and DTMF generators - Caller ID reception - Transparent mode allowing direct transfer of Mo- dem AFE and audio AFE samples to and from host processor for soft Modem applications and sound files playing - DTMF detection - Wide dynamic range (>48dB) Versatile Interfaces - Parallel 128 x 8-bit dual port RAM - General purpose 16 I/O ports - 2 relay drive outputs - Full diagnostic capability - Dual 8-bit DAC for constellation display Single 5V Power Supply - Typical active power consumption : 650mW (ST75C530), 725mW (ST75C540) - Low power mode < 30mW ST75C530 - ST75C540 4/84 |
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