DS26524

更新时间： 2024-11-26 04:15:11

品牌	Logo	应用领域
美信 - MAXIM		/
页数	文件大小	规格书
273页	1705K
描述
Quad T1/E1/J1 Transceiver

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DS26524 数据手册

DS26524

Quad T1/E1/J1 Transceiver

www.maxim-ic.com

GENERAL DESCRIPTION

FEATURES

ꢀ

Four Complete T1, E1, or J1 Long-Haul/Short-

Haul Transceivers (LIU plus Framer)

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.

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

APPLICATIONS

Routers

ꢀ

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

Channel Service Units (CSUs)

Data Service Units (DSUs)

Muxes

Switches

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

Channel Banks

T1/E1 Test Equipment

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

TYPICAL OPERATING CIRCUIT

DS26524

T1/E1/J1

ꢀ

Transmit Open- and Short-Circuit Detection

NETWORK

LIU LOS in Accordance with G.775, ETS 300

233, and T1.231

T1/J1/E1

Transceiver

BACKPLANE

ꢀ

Transmit Synchronizer

TDM

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

ORDERING INFORMATION

PART

TEMP RANGE

-40°C to +85°C

PIN-PACKAGE

256 TE-CSBGA

E1 G.704 and CRC-4 Multiframe

T1-to-E1 Conversion

DS26524GN

DS26524GN+

Features Continued in Section 2.

+ Denotes lead-free/RoHS compliant device.

Note: Some revisions of this device may incorporate deviations from published specifications known as errata. Multiple revisions of any device

may be simultaneously available through various sales channels. For information about device errata, click here: www.maxim-ic.com/errata.

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