AK2500B Просмотр технического описания (PDF) - Asahi Kasei Microdevices

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AK2500B

DS3/STS-1 Analog Line Receiver

Asahi Kasei Microdevices 

ASAHI KASEI

[AK2500B]

AK2500B

DS3/STS-1 Analog Line Receiver

GENERAL DESCRIPTION

The AK2500B is a DSP based line receiver. It

provides the analog receive line interface

functions for a 44.736 MHz DS3 or 51.84 MHz

STS-1 interface. The device operates from a

single +3.3 Volt supply and is transparent to the

framing format.

FEATURE

- “Robust” DSP based line receiver

- AK2500B Provides Complete Analog Line

Receiver for DS3 and STS-1 Applications

- Provides Line Equalization, and Clock and Data

Recovery Functions

PACKAGE

-

24 pin SOP

APPLICATIONS

- Interfacing network transmission equipment

such as SONET multiplexor and M13 to a DSX-

3 cross connect.

- Interfacing customer premises equipment to a

line.

BLOCK DIAGRAM

RLOL

RCLK

CLOCK

RECOVERY

TREF BREF IREF

EXCLK

RPDATA

RNDATA

VDDA

VSSA

VDDD

VSSD

VDDC

VSSC

MS0005-E-00

DATA

RECOVERY

LOS

LOGIC

GAIN and LINE

RIN

EQUALIZATION

LOSTHR RLOS

-1-

MODE2 MODE1 RESET

1999/12

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