TSI721 datasheet(51/68 Pages) IDT

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3. Electrical Characteristics > AC Timing Specifications

Tsi721 Datasheet

May 5, 2014

Formal Status

This document is confidential and is subject to an NDA.

Integrated Device Technology

3.7.4.3.2

Level II Short Run Transmitter Specifications

1. For all Load Types: R_Rdin = 100 Ohm + 20 Ohm. For Vcm definition, see Figure 6.

Table 26: Level II Short Run Transmitter Output Electrical Specifications

Characteristic

Symbol

Reference

Minimum

Typical

Maximum

Units

Baud rate (5 Gbps)

T_Baud

Section

10.3.2.1.2

5.00

-0.01%

5.00

+0.01%

Gbps

Absolute output voltage

Section

10.3.2.1.3

-0.40

2.30

Volts

Output differential voltage

(into floating load Rload = 100 Ohm)

T_Vdiff

Section

10.3.2.1.3

400

750

mVppd

Differential resistance

T_Rd

Section

10.3.2.1.6

100

120

Ohm

Recommended output rise and fall

times (20% to 80%)

T_tr, T_tf

Section

10.3.2.1.4

Differential output return loss

(100 MHz to 0.5 *T_Baud)

T_SDD22

Section

10.3.2.1.6

-8

Differential output return loss

(0.5*T_Baud to T_Baud)

---

Common mode return loss

(100 MHz to 0.75 *T_Baud)

T_TCC22

Section

10.3.2.1.6

-6

Transmitter common mode noise

T_Ncm

5% of

T_Vdiff

mVppd

Output common mode voltage

T_Vcm

Load Type

01,2,3,4

Section

8.5.3

0.0

1.8

Load Type

11,3,4,6

Section

8.5.3

735

1135

Load Type

21,3,4

Section

8.5.3

550

1060

Load Type

31,3,4,5

Section

8.5.3

490

850

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