5

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AC Electrical Characteristics

Over supply voltage and operating temperature ranges, unless otherwise specified

tion.

(either LOW-to-HIGH or HIGH-to-LOW) when both devices operate with the same supply voltage, same temperature, and have identical test circuits.

FIGURE 1. Differential Receiver Voltage Definitions

FIGURE 2. Differential Driver DC Test Circuit

Note A: All LVDS input pulses have frequency

= 10 MHz, t

R

FIGURE 3. Differential Driver Propagation Delay

and Transition Time Test Circuit

Symbol

Parameter

Test Conditions

Min

Typ

Max

Units

(Note 3)

Differential Output Propagation Delay

0.75

1.1

1.75

ns

LOW-to-HIGH

Differential Output Propagation Delay

0.75

1.1

1.75

ns

HIGH-to-LOW

0.29

0.4

0.58

ns

Differential Output Fall Time (80% to 20%)

0.29

0.4

0.58

ns

Duty Cycle

= 50%,

0.02

0.2

ns

Channel-to-Channel Skew

See Figure 1 and Figure 1

0.02

0.15

ns

(Note 4)

0.02

Part-to-Part Skew (Note 5)

0.5

ns

Maximum Frequency (Note 6)(Note 7)

400

>630

MHz

Differential Output Enable Time

35

ns

from Z to HIGH

Differential Output Enable Time

3.1

5

ns

from Z to LOW

Differential Output Disable Time

See Figure 2 and Figure 3

2.2

5

ns

from HIGH to Z

Differential Output Disable Time

2.5

5

ns

from LOW to Z

LVDS Data Jitter,

80

135

ps

Deterministic

LVDS Clock Jitter,

1.9

3.5

ps

Random (RMS)