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ST5481 数据表(PDF) 1 Page - STMicroelectronics |
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ST5481 数据表(HTML) 1 Page - STMicroelectronics |
1 / 18 page 1/18 October 2000 HARDWARE FEATURES S/T ISDN Interface s 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) s LINE INTERFACE TRANSFORMER DIRECT DRIVE s FULL-DUPLEX TRANSMISSION AT 192KBps ON SEPARATE TRANSMIT AND RECEIVE TWISTED PAIRS USING ALTERNATE MARK INVERSION (AMI) LINE CODING s 2 B CHANNELS AT 64KBps EACH PLUS 1 D CHANNEL AT 16KBps s ALL I.430 WIRING CONFIGURATIONS SUPPORTED INCLUDING PASSIVE BUS FOR TE’S DISTRIBUTED POINT TO POINT AND POINT TO MULTIPOINT s MULTIFRAME SUPPORT s ANALOG PART: INCLUDED WITH ADAPTIVE DETECTION THRESHOLD AND EQUALIZER USB Interface s USB 1.0 SPECIFICATION FULL COMPLI- ANCE, 1.1 SPECIFICATION COMPATI- BILITY (1.1 POWER MANAGEMENT COM- PLIANCE), 12 MBps FULL SPEED s ON-CHIP USB TRANSCEIVER WITH DIGITAL PLL s 6 ISOCHRONOUS ENDPOINTS FOR B1, B2, D CHANNELS DATA.INTERRUPT ENDPOINT FOR I430 s ISDN PROTOCOL AND DATA.CONTROL ENDPOINT FOR USB STANDARD PLUS VENDOR SPECIFIC REQUEST s COMMUNICATION DEVICE CLASS AND VENDOR REQUESTS s BUS OR SELF POWERED APPLICATION (PIN PROGRAMMABLE) s ONNOW POWER MANAGEMENT (D0,D2,D3) SUSPEND MODE COMPLIANCE s 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 - LOW COST USB ISDN SOLUTION This is advance information on a new product now in development or undergoing evaluation. Details are subject to change without notice. |
类似零件编号 - ST5481 |
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类似说明 - ST5481 |
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