2.5Gbps, +3V to +5.5V, Wide Dynamic Range

Transimpedance Preamplifier

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3

200

300

250

400

350

550

500

450

600

-40

0

-20

20406080

100

INPUT-REFERRED RMS NOISE

vs. TEMPERATURE

JUNCTION TEMPERATURE (

°C)

PRESENTED TO DIE, INCLUDES

PACKAGE PARASITIC, PIN DIODE,

AND PARASITIC INTERCONNECT

CAPACITANCE.

50

55

65

60

70

75

FREQUENCY RESPONSE

FREQUENCY (MHz)

1100

10

1k

10k

0

30

20

10

40

50

60

70

80

90

100

10

100

1000

10,000

DETERMINISTIC JITTER

vs. INPUT AMPLITUDE

INPUT CURRENT AMPLITUDE (

µAp-p)

0

300

200

100

400

500

600

700

800

900

1000

1

10

100

1000

INPUT-REFERRED RMS NOISE CURRENT

vs. DC INPUT CURRENT

DC INPUT CURRENT (

µA)

60

63

62

61

65

64

69

68

67

66

70

-40

-20

0

20406080

100

SMALL-SIGNAL TRANSIMPEDANCE

vs. TEMPERATURE

AMBIENT TEMPERATURE (

°C)

1.4

1.6

1.5

1.9

1.8

1.7

2.2

2.1

2.0

2.3

-40

0

20

-20

40

60

80

100

BANDWIDTH vs. TEMPERATURE

JUNCTION TEMPERATURE (

°C)

PRESENTED TO DIE, INCLUDES

PACKAGE PARASITIC, PIN DIODE,

AND PARASITIC INTERCONNECT

CAPACITANCE.

300

360

340

320

400

380

480

460

440

420

500

-40

-20

0

20406080

100

DIFFERENTIAL OUTPUT AMPLITUDE

vs. TEMPERATURE

AMBIENT TEMPERATURE (

°C)

INPUT = 2mA

EYE DIAGRAM (INPUT = 2mAp-p)

80ps/div

50mV/div

°C

EYE DIAGRAM (INPUT = 2mAp-p)

80ps/div

50mV/div

°C

Typical Operating Characteristics