XRT86VL34 datasheet(9/63 Pages) EXAR

9 / 63 page

XRT86VL34

REV. V1.2.0

QUAD T1/E1/J1 FRAMER/LIU COMBO - HARDWARE DESCRIPTION

1.0

PIN DESCRIPTIONS

There are five types of pins defined throughout this pin description and the corresponding symbol is presented

in table below. The per-channel pin is indicated by the channel number or the letter ’n’ which is appended at the

end of the signal name, for example, TxSERn, where "n" indicates channels 0 to 3. All output pins are "tri-

stated" upon hardware RESET

The structure of the pin description is divided into twelve groups, as presented in the table below

TABLE 2:

SYMBOL

PIN TYPE

Input

Output

I/O

Bidirectional

GND

Ground

PWR

Power

TABLE 3: PIN DESCRIPTION STRUCTURE

SECTION

PAGE NUMBER

Transmit System Side Interface

page 7

Transmit Overhead Interface

page 15

Receive Overhead Interface

page 17

Receive System Side Interface

page 18

Receive Line Interface

page 26

Transmit Line Interface

page 28

Timing Interface

page 28

JTAG Interface

page 30

Microprocessor Interface

page 31

Power Pins (3.3V)

page 39

Power Pins (1.8V)

page 39

Ground Pins

page 40

XRT86VL34 Datasheet(PDF) 9 Page - Exar Corporation

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