3

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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.

All channels switching in phase.

Note A: All differential input pulses have frequency

= 10MHz, t

FIGURE 1. Differential Receiver Voltage Definitions and Propagation Delay and Transition Time Test Circuit

TABLE 1. Receiver Minimum and Maximum Input Threshold Test Voltages

Symbol

Parameter

Test Conditions

Min

Typ

Max

Units

(Note 3)

Propagation Delay LOW-to-HIGH

1.0

2.5

ns

Propagation Delay HIGH-to-LOW

1.0

2.5

ns

Output Rise Time (20% to 80%)

0.7

1.2

ns

Output Fall Time (80% to 20%)

0.7

1.2

ns

See Figure 1 and Figure 2

0.4

ns

Channel-to-Channel Skew

0.3

ns

(Note 4)

Part-to-Part Skew (Note 5)

1.0

ns

Maximum Operating Frequency

200

375

MHz

(Note 6)

see Figure 1 and Figure 2

LVTTL Output Enable Time from Z to HIGH

6.0

ns

LVTTL Output Enable Time from Z to LOW

6.0

ns

LVTTL Output Disable Time from HIGH to Z

See Figure 3

6.0

ns

LVTTL Output Disable Time from LOW to Z

6.0

ns

Applied Voltages (V)

Resulting Differential Input

Resulting Common Mode Input

Voltage (mA)

Voltage (V)

1.25

1.15

100

1.2

1.15

1.25

−100

1.2

2.4

2.3

100

2.35

2.3

2.4

−100

2.35

0.1

0

100

0.05

00.1

−100

0.05

1.5

0.9

600

1.2

0.9

1.5

−600

1.2

2.4

1.8

600

2.1

1.8

2.4

−600

2.1

0.6

0

600

0.3

00.6

−600

0.3