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W6694

Features: · 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 Specificatio...

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SeekIC No. : 004544906 Detail

W6694: Features: · 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...

W6694 Data Sheet

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Part Number:
W6694
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: 2024/12/30

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Product Details

Description



Features:

·  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 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) Other Features
·  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
·  EEPROM interface for retrieving customized USB device identification data.
·  IO pins with LED current drive capability.
·  Reset pin for whole-chip reset.


Pinout

Connection Diagram


Specifications

Parameter Symbol Limit Values Unit
Voltage on any pin with
respect to ground		 VS -0.4 to VDD+0.4 V
Ambient temperature under
bias		 TA 0 to 70 °C
Maximum voltage on VDD VDD 6 V
Note: Exposure to conditions beyond those listed under Absolute Maximum Ratings may adversely affect the life and reliability of the device.


Description

The Winbond's single chip USB bus ISDN S/T interface controller W6694 is an all-in-one device suitable for ISDN Internet access. The integrated USB and ISDN design provides low cost, pure passive solution for USB-IDSN application. W6694 also provides two PCM CODEC interfaces for the ability to access ISDN through voice channel.




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