AFD4400 datasheet(39/101 Pages) NXP

39 / 101 page

Electrical characteristics

AFD4400 Digital Front End Processor Data Sheet, Rev. 0

Freescale Semiconductor

3.1.4

LVDS DC parameters

The DC operating characteristics are provided in the table below for LVDS pads.

Table 8. Output driver average impedance (3.3 V voltage mode)

Parameter

Symbol

Drive strength setting

Min

Typ

Max

Unit

Note

Output driver impedance Rdrv

0 0 1

180

250

400

—

0 1 0

6590145

—

0 1 1

456590

—

1 0 0

6080115

—

1 0 1

455580

—

1 1 0

304055

—

1 1 1

253445

—

Note:

1. Drive strength value 000 sets the pad at high Z.

Table 9. LVDS DC electrical characteristics

Symbol

Parameter

Test conditions

Min

Typ

Max

Unit

Notes

Vod

Output differential voltage

Resistive load = 100

Ω between padp and

padn

250

350

450

|Vpadp–Vpadn|

Voh

High-level output voltage

1.25

1.375

1.6

—

Vol

Low-level output voltage

0.9

1.025

1.25

—

Vos

Offset voltage

1.125

1.2

1.375

—

Vid

Input Differential Voltage

—

100

—

600

|Vpadp–Vpadn|

Vicm

Input common mode voltage

—

50mV

—

1.57

—

ICC

Power supply current

(VDDLVDS)

Resistive

load = 100

Ω between

padp and padn

——

—

RX Termination resistor

—

100

—

Note:

1. Values are based on simulated numbers and are not measured on silicon.

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