ADCLK944

Rev. 0 | Page 7 of 12

TYPICAL PERFORMANCE CHARACTERISTICS

CH1 300mV

M 1.25ns 20.0GS/s

A CH1

36.0mV

IT 25.0ps/pt

1

Figure 3. LVPECL Differential Output Waveform at 200 MHz

0.4

0.2

0.6

0.8

1.0

1.2

1.4

1.6

0

0

1000

2000

3000

4000

5000

6000

7000

8000

FREQUENCY (MHz)

3.3V

2.5V

Figure 4. Differential Output Voltage Swing vs. Frequency

80

85

90

95

100

105

110

115

0.1

0.3

0.5

0.7

0.9

1.1

DIFFERENTIAL INPUT VOLTAGE SWING (V)

DELAY 3.3V

DELAY 2.5V

Figure 5. Propagation Delay vs. Differential Input Voltage Swing

CH1 300mV

M 250ps 20.0GS/s

A CH1

36.0mV

IT 5.0ps/pt

1

Figure 6. LVPECL Differential Output Waveform at 1000 MHz

1.55

1.50

1.45

1.40

1.35

1.30

2.2

2.4

2.6

2.8

3.0

3.2

3.4

3.6

3.8

POWER SUPPLY VOLTAGE (V)

+25°C

+85°C

–40°C

Figure 7. Differential Output Voltage Swing vs. Power Supply Voltage

140

3.3V

2.5V

130

120

110

100

90

80

1.0

1.5

2.0

2.5

3.0

3.5

Figure 8. Propagation Delay vs. DC Common-Mode Voltage