Compact 155Mbps to 4.25Gbps

Limiting Amplifier

6

_______________________________________________________________________________________

Typical Operating Characteristics (continued)

OUTPUT EYE DIAGRAM WITH MAXIMUM INPUT

(DATA RATE OF 2.6667Gbps)

MAX3748 toc10

50ps/div

100mV/div

OUTPUT EYE DIAGRAM AT +100

°C

(MINIMUM INPUT)

MAX3748 toc11

50ps/div

100mV/div

Ω)

0.1

1

10

10

100

1

0.01

100

ASSERT

DEASSERT

INPUT RETURN GAIN vs. FREQUENCY (SDD11)

(INPUT SIGNAL LEVEL = -40dBm)

FREQUENCY (Hz)

1G

-30

-20

-10

0

10

20

30

-40

100M

10G

OUTPUT

DISABLED

OUTPUT RETURN GAIN vs. FREQUENCY (SDD22)

(INPUT SIGNAL LEVEL = -40dBm)

FREQUENCY (Hz)

1G

-30

-20

-10

0

10

20

30

-40

100M

10G

DETERMINISTIC JITTER vs. INPUT OFFSET VOLTAGE

(2.667Gbps, K28.5)

4

2

0

-2

-4

2

4

6

8

10

12

14

16

18

20

0

-6

6

LOS HYSTERESIS vs. TEMPERATURE

TEMPERATURE (

°C)

90

80

70

60

50

40

30

20

10

0

-10

-20

-30

1

2

3

4

5

6

0

-40

100

Ω

Ω

Ω

0

200

100

400

300

600

500

700

0

400

200

600

800

100

500

300

700

900 1000

RSSI CURRENT GAIN vs. INPUT TIA CURRENT

(MAX3744 AND MAX3748)

INPUT TIA CURRENT (

μA)