XRT83D10IW データシートの表示（PDF） - Exar Corporation

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コンポーネント説明

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XRT83D10IW

SINGLE CHANNEL DS1/CEPT LINE INTERFACE UNIT

Exar Corporation 

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SINGLE CHANNEL DS1/CEPT LINE INTERFACE UNIT

PIN DESCRIPTIONS

XRT83D10

REV. 1.0.3

MICROPROCESSOR

PIN #

NAME

15

CS

1

EC1

27

EC3

28

EC2

7

MODE2

8

MODE1

9

LOOPB

10

LOOPA

TYPE

I

I

I

I

I

I

I

DESCRIPTION

Microprocessor Interface Select (Active Low)

CS loads the data into the device on its falling edge and latches the data on its

rising edge.

For Hardware mode, CS is left open or connected to GND.

NOTE: Internally pulled down

Transmit Equalization Control.

The three inputs, EC1,EC2 and EC3 are used for selecting transmit equaliza-

tion.

NOTE: Internally Pulled down.

Transmit Equalization Control

NOTE: Internally Pulled down.

Transmit Equalization Control

NOTE: Internally Pulled down.

Mode Select

Mode 1 and Mode 2 select the clock and data paths through the jitter attenua-

tor.

NOTE: Internally Pulled down.

Mode Select

NOTE: Internally Pulled down.

Loopback control.

LOOPB along with LOOPA are used for selecting different loopbacks.

LOOPA

0

0

1

1

LOOPB

0

1

0

1

Loopback Mode

Normal Operation

Digital

Remote

Local

NOTE: Internally Pulled down.

I

Loopback control.

LOOPB along with LOOPA are used for selecting different loopbacks.

NOTE: Internally Pulled down.

3

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