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参数资料
| 型号： | ST5481TQF7 |
| 厂商： | 意法半导体 |
| 英文描述： | L.O.U.I.S - LOW COST USB ISDN SOLUTION |
| 中文描述： | 圣路易斯-低成本USB综合业务数字网解决方案 |
| 文件页数： | 1/18页 |
| 文件大小： | 167K |
| 代理商： | ST5481TQF7 |
1/18
October 2000
HARDWARE FEATURES
S/T ISDN Interface
I
SUPPORTS OSI LEVEL 1 IN CONFOR-
MANCE WITH UIT-T I.430 FOR BASIC
ACCESS AT S AND T INTERFACES (ETSI
300012/ANSI T1.605)
I
LINE INTERFACE TRANSFORMER DIRECT
DRIVE
I
FULL-DUPLEX TRANSMISSION AT 192KBps
ON SEPARATE TRANSMIT AND RECEIVE
TWISTED PAIRS USING ALTERNATE MARK
INVERSION (AMI) LINE CODING
I
2 B CHANNELS AT 64KBps EACH PLUS 1 D
CHANNEL AT 16KBps
I
ALL
SUPPORTED INCLUDING PASSIVE BUS
FOR TE’S DISTRIBUTED POINT TO POINT
AND POINT TO MULTIPOINT
I.430 WIRING
CONFIGURATIONS
I
MULTIFRAME SUPPORT
I
ANALOG
ADAPTIVE DETECTION THRESHOLD AND
EQUALIZER
PART:
INCLUDED
WITH
USB Interface
I
USB 1.0 SPECIFICATION FULL COMPLI-
ANCE, 1.1 SPECIFICATION COMPATI-
BILITY (1.1 POWER MANAGEMENT COM-
PLIANCE), 12 MBps FULL SPEED
I
ON-CHIP
DIGITAL PLL
USB
TRANSCEIVER
WITH
I
6 ISOCHRONOUS ENDPOINTS FOR B1,
B2,
D
CHANNELS
ENDPOINT FOR I430
DATA.INTERRUPT
I
ISDN PROTOCOL AND DATA.CONTROL
ENDPOINT FOR USB STANDARD PLUS
VENDOR SPECIFIC REQUEST
I
COMMUNICATION DEVICE CLASS AND
VENDOR REQUESTS
I
BUS OR SELF POWERED APPLICATION
(PIN PROGRAMMABLE)
I
ONNOW POWER MANAGEMENT (D0,D2,D3)
SUSPEND MODE COMPLIANCE
I
PIN PROGRAMMABLE HIGH/LOW POWER
USB DEVICE REGISTRATION, WAKE-UP
CAPABILITY, USB DEVICE IDENTIFICATION
GENERAL
– USB hot plug and play interface.
– Control access and interrupt handling provided
through the USB interface.
– All FIFOS and FIFOS management needed in-
cluded for USB/ISDN data processing.
– Internal PLL to generate the USB 48MHz clock
from a 15.36MHz crystal.
– Internal regulator for 3.3V generation from USB
bus 5V.
– 48 pin TQFP package.
– 0.35 micron HCMOS 6 process.
DESCRIPTION
ST5481 combines ISDN link access and an USB
interface to allow a very simple USB/ISDN
modem design with all ISDN protocols and upper
applications processed into the HOST PC.
TQFP48
ORDERING NUMBER:
ST5481 TQF7
ST5481
PRODUCT PREVIEW
L.O.U.I.S -
LO
W COST
U
SB
I
SDN
S
OLUTION
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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