For price, delivery and to place orders: Hittite Microwave Corporation, 2 Elizabeth Drive, Chelmsford, MA 01824

Phone: 978-250-3343

Fax: 978-250-3373

Order On-line at www.hittite.com

Application Support: Phone: 978-250-3343 or apps@hittite.com

2

HMC988LP3E

v01.0512

PROGRAMMABLE CLOCK DIVIDER AND DELAY

DC - 4 GHz

Table 1. Electrical Specifications

unless otherwise specified: t = +25 °C. Current consumptions assumes fine adjustable delay is disabled. Phase

noise degrades approximately 15 db if using fine delay adjustment.

Parameter

Conditions

Min

typ.

Max

units

input Frequency range

DC

4

GHz

output Frequency range

DC

4

GHz

Divide ratios

1/2/4/8/16/32

Maximum Fine Delay Adjust Frequency

DC

1

GHz

VDD

with on-chip regulator

+3.7

+4.5

+5.5

V

VDD

bypass on-chip regulator

+3.1

+3.3

+3.5

V

input swing (lVPECl or ACc)

+2

Vpp

output swing (lVPECl)

+1.8 (single-ended)

Vpp

+1.2 (diffiential)

Vppd

rise/Fall time (lVPECl out)

20%/80%

90

ps

input Commom Mode DC bias

+1.6

+2

+2.5

V

output Common Mode Voltage

+2

V

Phase noise (100 MHz)

[1]

@ 100 MHz out

@ 500 MHz out

@ 1 GHz out

@ 2 GHz out

-170

-168

-166

-164

dbc/Hz

Jitter Density

[2]

@ 100 MHz out

@ 500 MHz out

@ 1 GHz out

@ 2 GHz out

7.12

1.8

1.13

2.84

asec/√Hz

integrated Jitter

[3]

@ 100 MHz out

@ 500 MHz out

[4]

@ 1 GHz out

[4]

@ 2 GHz out

[4]

35

9

5

13

fsec

FoM (Figure of Merit)

-254

dbc/Hz

Coarse Delay Adjustment range

1/2 to ∞ *t

inPut

input

Cycles

Fine Delay Adjustment range

60 steps of ~ 20 ps

300

1500

ps

Fine Delay Adjjustment resolution

20

ps

Fine Delay Adjustment step Count

60

Psrr

[5]

With regulator

AM

-70

-80

dbc

PM

-80

-92

dbc

bypass regulator

AM

-40

-50

dbc

PM

-50

-70

dbc

Current Consumption

stand-by Current - Chip Disabled

using regulator case

0.7

mA

bypass regulator case

0.01

mA

Mininum Current

[6]

68

mA

Additive Divider

16

21

mA

Delay line Current

12

44

mA