ST70134 - ST70135A
ASCOT ADSL MODEM CHIP SET FOR CPE
PRODUCT PREVIEW
s
COMPLETE CHIP SET FOR ADSL CPE
MODEM
s
MICROCONTROLLER INTERFACE WITH
16 BITS MULTIPLEXED ADDRESS/DATA
BUS
s
COMPLIANCE WITH ANSI T1.413 ISSUE
1 & ISSUE 2
s
LOW POWER TECHNOLOGY: 1.3w TOTAL
s
SINGLE 3.3V POWER SUPPLY
s
0 TO +70擄C OPERATING TEMPERATURE
RANGE
APPLICATIONS
s
COMPLIANCE WITH G.992.1 (FULL RATE)
& G.992.2 (G. LITE)
s
IMPLEMENTS
DISCRETE
MULTITONE
(DMT) MODULATION AND DEMODULA-
TION ON CPE SIDE
AND TO 1Mbps UPSTREAM WITH 32Kbps
GRANULARITY
s
DATA RATES UP TO 8Mbps DOWNSTREAM
s
HIGH SPEED INTERNET ACCESS
s
REMOTE ACCESS TO CORPORATE NET-
WORK FOR TELECOMMUTERS
BRANCH OFFICES
AND
s
BUILT-IN ATM TRANSPORT
s
SUPPORT ADAPTIVE RATE MODE IN
32Mbps INCREMENTS
s
255/128
SPACING
CARRIERS
WITH
4.3125KHz
s
VIDEO-ON-DEMAND OVER TWISTED PAIR
s
CPE ADSL MODEMS, AND ROUTERS
s
ADSL PC NIC's
s
G. LITE CPE SPLITTERLESS APPLICA-
TIONS
s
DEDICATED SOFTWARE DRIVER AVAILABLE
s
PROCESSOR INDEPENDENT C++ SOURCE
COMPILATION
s
FREQUENCY
DIVISION MULTIPLEXING
(FDM) FOR HIGH ROBUSTNESS IN PRES-
ENCE OF CROSSTALK
FORWARD
ERROR
CORRECTION
s
REED-SOLOMON
s
TRELLIS CODER AND DECODER
s
PROGRAMMABLE SIMULTANEOUS SUP-
PORT OF INTERLEAVED AND NON-INTER-
LEAVED CHANNELS (DUAL LATENCY)
TQFP64
PQFP144
s
FULL, REDUCED AND MINIMAL ATM
OVERHEAD FRAMING MODES
s
BIT STREAM MODE CAPABLITY FOR STM
TRANSPORT
ORDERING NUMBERS:
ST70134 (TQFP64)
ST70135A (PQFP144)
s
DIRECT CONNECTION TO ATM SYSTEMS
VIA UTOPIA INTERFACE (LEVEL 1 OR 2)
April 2000
This is advance information on a new product now in development or undergoing evaluation. Details are subject to change without notice.
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