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W6694A

Features: ISDN· Full duplex 2B+D S/T-interface transceiver compatible with ITU-T I.430 Recommendation¨ Four wire operation¨ Received clock recovery¨ Layer 1 activation/deactivation procedure¨ D channel access control· Transparent data transmission of 2B+D channels· Test functionsUSB· USB Specifica...

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SeekIC No. : 004544907 Detail

W6694A: Features: ISDN· Full duplex 2B+D S/T-interface transceiver compatible with ITU-T I.430 Recommendation¨ Four wire operation¨ Received clock recovery¨ Layer 1 activation/deactivation procedure¨ D chan...

W6694A Data Sheet

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Part Number:
W6694A
Supply Ability:
5000

Price Break

  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Upload time: 2024/11/20

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Product Details

Description



Features:

ISDN
·  Full duplex 2B+D S/T-interface transceiver compatible with ITU-T I.430 Recommendation
¨  Four wire operation
¨  Received clock recovery
¨  Layer 1 activation/deactivation procedure
¨  D channel access control
·  Transparent data transmission of 2B+D channels
·  Test functions
USB
·  USB Specification version 1.0/1.1 compliant
·  Full-speed, bus-powered USB device
·  Integrated transceiver, PLL, SIE, SIL, and voltage regulator
·  Built-in fully automatic enumeration procedure
·  Support suspend mode
¨  Suspend current requirement
¨  Wake-up by ISDN (remote) and PC (host)
Microcontroller
·  Built-in programmable microcontroller for internal data transfer between USB, and ISDN/GCI/PCM interface
Others
·  GCI bus interface (slave mode) for connecting to ISDN U transceiver chip
·  PCM port provides two 64K clear channels to connect to PCM CODEC chips
·  B channel data switching function for selective connection between ISDN/GCI interface, USB, and PCM port
·  EEPROM interface for retrieving/saving customized data dynamically
·  IO pins with LED current drive capability
·  Reset pin for whole-chip reset


Pinout

Connection Diagram


Description

The Winbond's single chip USB bus ISDN S/T interface controller W6694A is an all-in-one device suitable for ISDN Internet access. With internal microprocessor, the integrated USB and ISDN design provides low cost solution for USBIDSN application. W6694A also provides two PCM CODEC interfaces for the ability to access ISDN through voice channel.




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