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DS26521

Features: ` Complete T1, E1, or J1 Long-Haul/Short-Haul Transceiver (LIU plus Framer)` Internal Software-Selectable Transmit- and Receive-Side Termination for 100 T1 Twisted Pair, 110 J1 Twisted Pair, 120 E1 Twisted Pair, and 75 E1 Coaxial Applications` Crystal-Less Jitter Attenuator can be Select...

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SeekIC No. : 004328902 Detail

DS26521: Features: ` Complete T1, E1, or J1 Long-Haul/Short-Haul Transceiver (LIU plus Framer)` Internal Software-Selectable Transmit- and Receive-Side Termination for 100 T1 Twisted Pair, 110 J1 Twisted Pai...

DS26521 Data Sheet

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Part Number:
DS26521
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: 2024/12/21

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Product Details

Description



Features:

` Complete T1, E1, or J1 Long-Haul/Short-Haul Transceiver (LIU plus Framer)
` Internal Software-Selectable Transmit- and Receive-Side Termination for 100 T1 Twisted Pair, 110 J1 Twisted Pair, 120 E1 Twisted Pair, and 75 E1 Coaxial Applications
` Crystal-Less Jitter Attenuator can be Selected for Transmit or Receive Path; Jitter Attenuator Meets ETSI CTR 12/13, ITU G.736,G.742, G.823, and AT&T PUB 62411
` External Master Clock can be Multiple of 2.048MHz or 1.544MHz for T1/J1 or E1 Operation; This Clock is Internally Adapted for T1 or E1 Usage in the Host Mode
` Receive Signal Level Indication from -2.5dB to -36dB in T1 Mode and -2.5dB to -44dB in E1 Mode in Approximate 2.5dB Increments
` Transmit Open and Short Circuit Detection
` LIU LOS in Accordance with G.775, ETSI 300233, and T1.231
` Transmit Synchronizer
` Flexible Signaling Extraction and Insertion Using Either the System Interface or Microprocessor Port
` Alarm Detection and Insertion
` T1 Framing Formats of D4, SLC-96, and ESF
` J1 Support
` E1 G.704 and CRC-4 Multiframe
` T1 to E1 Conversion
` Controlled by 8-Bit Parallel Port Interface or Serial Peripheral Interface (SPI)


Application

·Routers
·Channel Service Units (CSUs)
·Data Service Units (DSUs)
·Muxes
·Switches
·Channel Banks
·T1/E1 Test Equipment


Pinout

Connection Diagram


Specifications

Voltage Range on Any Lead with Respect to VSS (except VDD)....-0.3V to +5.5V
Supply Voltage (VDD) Range with Respect to VSS .........-0.3V to +3.63V
Operating Temperature Range................-40 to +85 (Note 1)
Storage TemperatureRange....................-55 to +125
Soldering Temperature...........See IPC/JEDEC J-STD-020 Specification
Note 1: Specifications to -40 are guaranteed by design and not production tested.
This is a stress rating only and functional operation of the device at these or any other conditions above those indicated in the operation sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods of time may affect reliability.


Description

The DS26521 is a single-channel framer and line interface unit (LIU) combination for T1, E1, and J1 applications. The device supports both long-haul and short-haul lines.




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