ST75C520 Datasheet, PDF (1/45 Pages) STMicroelectronics – HIGH SPEED FAX MODEM DATA PUMP

ST75C520
HIGH SPEED FAX MODEM DATA PUMP
. ITU-T V.17, V.29, V.27ter, V.21 WITH FAX
SUPPORT
. _{ITU-T V.23, V.21, BELL 103}
. _{V.17, V.29 (T104), V.27ter SHORT TRAINS}
. _{V.33 HALF-DUPLEX}
. _{1800Hz OR 1700Hz CARRIER}
. _{SINGLE CHIP COMPLETE DATA PUMP}
. _{SINGLE 5V POWER SUPPLY :}
- _{TYPICAL ACTIVE POWER CONSUMPTION :}
375mW
. - LOW POWER MODE (typ. 5mW)
EXTENDED MODES OF OPERATIONS :
- _{FULL IMPLEMENTATION OF THE V.17,}
V.33, V.29 AND V.27ter HANDSHAKES
- _{AUTODIAL AND AUTOANSWER CAPABIL-}
ITY
- _{PROGRAMMABLE TONE DETECTION AND}
FSK V.21 FLAG PATTERN DETECTION
DURING HIGH SPEED RECEPTION
- _{PROGRAMMABLE CALL PROGRESS AND}
CALL WAITING TONE DETECTORS IN-
CLUDING DTMF
- _{PROGRAMMABLE CLASS™ DETECTION}
CAPABILITY
- _{WIDE DYNAMIC RANGE (>48dB)}
. - A-LAW VOICE PCM MODE
VERSATILE INTERFACES :
- _{PARALLEL 64 x 8-BIT DUAL PORT RAM}
- _{SYNCHRONOUS/HDLC PARALLEL DATA}
HANDLING
- _{HDLC FRAMING SUPPORT}
- _{V.24 INTERFACE}
- _{FULL OPERATING STATUS REAL TIME}
MONITORING
- _{FULL DIAGNOSTIC CAPABILITY}
- _{DUAL 8-BIT DAC FOR CONSTELLATION}
DISPLAY
PRELIMINARY DATA
DESCRIPTION
The SGS-THOMSON Microelectronics ST75C520
chip is a highly integrated modem engine, which
can operate with all currently used FAX group III
standards up to 14400bps. Full V.21, V.23 and Bell
103 full duplex modem standards are imple-
mented.
PQFP64
(Plastic Quad Flat Pack)
ORDER CODE : ST75C520 PQFP
June 1995
This is advance information on a new product now in development or undergoing evaluation. Details are subject to change without no tice.
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