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ST75C520PQFP Datasheet

  • ST75C520PQFP

  • HIGH SPEED FAX MODEM DATA PUMP

  • 45頁

  • STMICROELECTRONICS   STMICROELECTRONICS

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ST75C520
HIGH SPEED FAX MODEM DATA PUMP
.
.
.
.
.
.
.
.
PRELIMINARY DATA
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鈩?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
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.
1/45

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