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Phone: 978-250-3343

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HMC674LP3E

v01.0811

10 GHz LATCHED COMPARATOR

WITH RSPECL OUTPUT STAGE

Latch Enable Characteristics

parameter

conditions

min.

typ.

max

Units

Latch Enable Input Impedance

Each pin

8

KΩ

VoD = 200 mV

85

ps

VoD = 200 mV

20

ps

Latch Enable Input range

VoD = 200 mV

1.6

2.4

V

VoD = 200 mV

45

ps

-42

ps

parameter

conditions

min.

typ.

max

Units

output Voltage High Level, Voh

2.33

2.39

2.44

V

output Voltage Low Level, Vol

1.95

2.01

2.11

V

output Voltage Differential swing

380

380

330

mV

AC Performance

parameter

conditions

min.

typ.

max

Units

VoD = 500 mV

80

85

110

ps

propagation Delay, temperature coefficient

0.45

ps / °c

propagation Delay skew

(rising to Falling transition)

VoD - 500 mV

10

ps

VoD Dispersion

50 mV < VoD < 1V

10

ps

-1.75 V <Vcm <1.75 V

VoD = 500 mV

8

ps

Noise (rtI)

5.9

nV/√(Hz) rtI

8.6

9.3

12

GHz

Deterministic Jitter (pp)

Deterministic Jitter at 10 Gbps

with ±100 mV overdrive

2

ps

random Jitter (rms)

random Jitter at 10 Gbps

with ±100 mV overdrive

0.2

ps rms

Input signal minimum pulse Width

60

ps

Q / QB rise time

From 20% to 80%

24

ps

Q / QB Fall time

From 20% to 80%

15

ps

Power Supply Requirements

parameter

conditions

min.

typ.

max

Units

Input supply current, Icci

9

ma

output supply current, Icco

45

ma

Vee current, lee

19

ma

power Dissipation, pd

140

mW

psrr, Vcci

38

dB

psrr, Vee

38

dB

Note 1: Equivalent Input Bandwidth is calculated with the following formula: Bweq=0.22/√ (trcomp2-trIN2) where trIN is the 20%/80%

transition time of a quasi-Gaussian signal applied to the comparator input, and trcomp is the effective transition time digitized by the

comparator.