DS26524

Quad T1/E1/J1 Transceiver

Low-Power, Low-Cost SCT Pin and Software Compatible with the Octal DS26528 and Makes Migration to Higher Ports Easy, Available in Lead-Free Packages

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Status Explanations for product status codes

Active: In Production.

Description

The DS26524 is a single-chip 4-port framer and line interface unit (LIU) combination for T1, E1, and J1 applications. Each channel is independently configurable, supporting both long-haul and short-haul lines.
 

Data Sheet

Download this datasheet in PDF formatDownload Rev 2 (PDF, 2.4MB)
Send this datasheet to any email addressE-Mail

Errata DS26524 26524A3.pdf
Errata DS26524 26524A4.pdf
Errata DS26524 26524A5.pdf

Key Features

  • Four Complete T1, E1, or J1 Long-Haul/Short-Haul Transceivers (LIU plus Framer)
  • Independent T1, E1, or J1 Selections for Each Transceiver
  • Internal Software-Selectable Transmit- and Receive-Side Termination for 100Ω T1 Twisted Pair, 110Ω J1 Twisted Pair, 120Ω E1 Twisted Pair, and 75Ω E1 Coaxial Applications
  • Crystal-Less Jitter Attenuator can be Selected for Transmit or Receive Path; Jitter Attenuator Meets ETS CTR 12/13, ITU-T 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, ETS 300 233, 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
 

Applications/Uses

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

Key Specifications:

T/E Carrier & Packetized Products
Part Number Transmission Standard Functions Channels In-to-Out Clocks
(MHz)
VSUPPLY
(V)
EV Kit Package/Pins Smallest Available Pckg.
(mm2)
Budgetary Price
max w/pins See Notes
DS26524  T1/E1/J1 Framer + LIU 4 External Master Clock can be a multiple of 1.544 or 2.048 3.3 Yes
CSBGA/256
289 $31.72 @1k
See All T/E Carrier & Packetized Products (100)
Pricing Notes:
This pricing is BUDGETARY, for comparing similar parts. Prices are in U.S. dollars and subject to change. Quantity pricing may vary substantially and international prices may differ due to local duties, taxes, fees, and exchange rates. For volume-specific prices and delivery, please see the price and availability page or contact an authorized distributor.


Diagram

DS26524: Typical Operating Circuit
Typical Operating Circuit

Application Notes

Application Note 301   Legacy T1/E1 8MHz Backplane Operation
Application Note 309   Interfacing to the Fractional T1 and E1
Application Note 351   T1/E1 and T3/E3 Transformer Selection Guide
Application Note 561   Tech Brief 7: DS2152 and DS2154 8MHz System Clock Operation
Application Note 3718   DS26528 and DS26524 Transmit Pulse Control
Application Note 3827   Initialization and Configuration of the DS26528 Transceiver
Application Note 3968   How to Use the Bit-Error-Rate Tester (BERT) on the DS2652x STCs

Product Guides

Communications (PDF)

Reliability Reports

Reliability Report: DS26524.pdf

Software/Models

DS26524 BSDL Model
DS26524CSBGA BSDL Model

Ordering Information

Filters: Part Number: Package: Temperature: Tape and Reel Sample
Part Number Free
Sample
Buy Status Explanations for product status codes Package:
TYPE PINS FOOTPRINT
DRAWING  CODE/VAR *
Temp RoHS/Lead-Free?
Materials Analysis
DS26524G    
Active CSBGA;256 pin;289 mm²
Outline Drawing:21-0315 (PDF)
Land Pattern: 90-0291 (PDF)
Use pkgcode/variation: X256T-3*
0°C to +70°C See data sheet
DS26524G+  
Active CSBGA;256 pin;289 mm²
Outline Drawing:21-0315 (PDF)
Land Pattern: 90-0291 (PDF)
Use pkgcode/variation: X256T+3*
0°C to +70°C RoHS/Lead-Free: Lead Free
Materials Analysis
DS26524GA5    
Active CSBGA;256 pin;289 mm²
Outline Drawing:21-0315 (PDF)
Land Pattern: 90-0291 (PDF)
Use pkgcode/variation: X256T-3*
0°C to +70°C See data sheet
DS26524GA5+    
Active CSBGA;256 pin;289 mm²
Outline Drawing:21-0315 (PDF)
Land Pattern: 90-0291 (PDF)
Use pkgcode/variation: X256T+3*
0°C to +70°C RoHS/Lead-Free: Lead Free
Materials Analysis
DS26524GN    
Active CSBGA;256 pin;289 mm²
Outline Drawing:21-0315 (PDF)
Land Pattern: 90-0291 (PDF)
Use pkgcode/variation: X256T-3*
-40°C to +85°C See data sheet
DS26524GN+  
Active CSBGA;256 pin;289 mm²
Outline Drawing:21-0315 (PDF)
Land Pattern: 90-0291 (PDF)
Use pkgcode/variation: X256T+3*
-40°C to +85°C RoHS/Lead-Free: Lead Free
Materials Analysis
DS26524GNA5    
Active CSBGA;256 pin;289 mm²
Outline Drawing:21-0315 (PDF)
Land Pattern: 90-0291 (PDF)
Use pkgcode/variation: X256T-3*
-40°C to +85°C See data sheet
DS26524GNA5+    
Active CSBGA;256 pin;289 mm²
Outline Drawing:21-0315 (PDF)
Land Pattern: 90-0291 (PDF)
Use pkgcode/variation: X256T+3*
-40°C to +85°C RoHS/Lead-Free: Lead Free
Materials Analysis

Notes:
  1. Other options and links for purchasing parts are listed at: http://www.maxim-ic.com/sales.
  2. Didn't Find What You Need? Ask our applications engineers. Expert assistance in finding parts, usually within one business day.
  3. Part number suffixes: T or T&R = tape and reel; + = RoHS/lead-free; # = RoHS/lead-exempt; -D = drypack; -U/+U on DS parts = cut tape. More: See Full Data Sheet or Maxim Product Naming Conventions.
  4. * Some packages have variations, listed on the drawing. "PkgCode/Variation" tells which variation the product uses. Note that "+", "#", "-" in the part number suffix describes RoHS status. Package drawings may show a different suffix character.

Similar Products by Function

DS2155 T1/E1/J1 Single-Chip Transceiver
DS21455, DS21458 Quad T1/E1/J1 Transceivers
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See All T/E Carrier & Packetized Products (103 Products)

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Information Index

Document Ref.: xxxx Rev 2; 2007-12-05
This page last modified: 2007-12-05


 


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