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DS26528
Octal T1/E1/J1 Transceiver
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Status
Active: In Production.
Description
The DS26528 is a single-chip 8-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.
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Data Sheet
Errata DS26528 26528A1.pdfErrata DS26528 26528A2.pdfErrata DS26528 26528A3.pdfErrata DS26528 26528A4.pdf
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Key Features
- Eight 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
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Applications/Uses
- Channel Banks
- Channel Service Units (CSUs)
- Data Service Units (DSUs)
- Muxes
- Routers
- Switches
- T1/E1 Test Equipment
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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 |
| DS26528 |
T1/E1/J1 |
Framer + LIU |
8 |
External Master Clock can be a multiple of 1.544 or 2.048 |
3.3 |
Yes |
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289 |
$44.29 @1k |
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See All T/E Carrier & Packetized Products (100)
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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.
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Diagram
Functional Diagram
Application Notes
Product Guides
Reliability Reports
Software/Models
Ordering Information
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Part Number
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Free
Sample |
Buy |
Status
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Package:
TYPE PINS FOOTPRINT
DRAWING CODE/VAR *
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Temp |
RoHS/Lead-Free?
Materials Analysis
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| DS26528G
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Active |
CSBGA;256 pin;289 mm²
Outline Drawing:21-0315 (PDF)
Land Pattern: 90-0291 (PDF)
Use pkgcode/variation: X256T-3*
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0°C to +70°C
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See data sheet
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| DS26528G+
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Active |
CSBGA;256 pin;289 mm²
Outline Drawing:21-0315 (PDF)
Land Pattern: 90-0291 (PDF)
Use pkgcode/variation: X256T+3*
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0°C to +70°C
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RoHS/Lead-Free: Lead Free
Materials Analysis |
| DS26528GA5
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Active |
CSBGA;256 pin;289 mm²
Outline Drawing:21-0315 (PDF)
Land Pattern: 90-0291 (PDF)
Use pkgcode/variation: X256T-3*
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0°C to +70°C
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See data sheet
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| DS26528GA5+
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Active |
CSBGA;256 pin;289 mm²
Outline Drawing:21-0315 (PDF)
Land Pattern: 90-0291 (PDF)
Use pkgcode/variation: X256T+3*
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0°C to +70°C
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RoHS/Lead-Free: Lead Free
Materials Analysis |
| DS26528GN
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Active |
CSBGA;256 pin;289 mm²
Outline Drawing:21-0315 (PDF)
Land Pattern: 90-0291 (PDF)
Use pkgcode/variation: X256T-3*
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-40°C to +85°C
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See data sheet
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| DS26528GN+
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Active |
CSBGA;256 pin;289 mm²
Outline Drawing:21-0315 (PDF)
Land Pattern: 90-0291 (PDF)
Use pkgcode/variation: X256T+3*
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-40°C to +85°C
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RoHS/Lead-Free: Lead Free
Materials Analysis |
| DS26528GNA5
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Active |
CSBGA;256 pin;289 mm²
Outline Drawing:21-0315 (PDF)
Land Pattern: 90-0291 (PDF)
Use pkgcode/variation: X256T-3*
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-40°C to +85°C
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See data sheet
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| DS26528GNA5+
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Active |
CSBGA;256 pin;289 mm²
Outline Drawing:21-0315 (PDF)
Land Pattern: 90-0291 (PDF)
Use pkgcode/variation: X256T+3*
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-40°C to +85°C
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RoHS/Lead-Free: Lead Free
Materials Analysis |
Notes:
- Other options and links for purchasing parts are listed at: http://www.maxim-ic.com/sales.
- Didn't Find What You Need? Ask our applications engineers. Expert assistance in finding parts, usually within one business day.
- 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.
- * 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.
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Information Index
Rev 9;
2007-12-05
This page last modified: 2009-10-07
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