10.7Gbps Compact Laser Diode Driver

4

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(b) AC-COUPLED SINGLE-ENDED (CML OR PECL) INPUT

(a) DC-COUPLED SINGLE-ENDED CML INPUT

800mV

100mV

100mV

1.0V

Figure 2. Definition of Input Voltage Swing

IN+

OUT2+

OUT2-

OUT1+

EQUIVALENT CIRCUIT

OUT1-

OSCILLOSCOPE

PATTERN

GENERATOR

BIAS

IN-

MAX3934A

-5V

50

Ω

50

Ω

50

Ω

50

Ω

39

Ω

39

Ω

12

Ω

8

Ω

39

Ω

39

Ω

Figure 1. AC Characterization Circuit