XRT7300IV Просмотр технического описания (PDF) - Exar Corporation

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XRT7300IV

E3/DS3/STS-1 LINE INTERFACE UNIT

Exar Corporation 

XRT7300

E3/DS3/STS-1 LINE INTERFACE UNIT

REV. 1.1.1

ORDERING INFORMATION

PART NUMBER

XRT7300IV

PACKAGE TYPE

44 Pin TQFP (10mm x 10mm)

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OPERATING TEMPERATURE RANGE

-40°C to +85°C

FIGURE 2. PIN OUT OF THE XRT7300 IN THE 44 PIN TQFP

44 43 42 41 40 39 38 37 36 35 34

TxLEV 1

TAOS 2

VDD 3

DMO 4

GND 5

GND 6

GND 7

RTIP 8

RRING 9

VDD 10

REGRESET/ 11

RCLK2INV

XRT7300

(Top View)

12 13 14 15 16 17 18 19 20 21 22

33 RPOS

32 RNEG

31 RCLK1

30 LCV/(RCLK2)

29 VDD

28 GND

27 EXCLK

26 VDD

25 GND

24 RLOS

23 RLOL

2

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