For price, delivery and to place orders: Hittite Microwave Corporation, 20 Alpha Road, 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

6

6 - 6

Pin Description

Pin Number

Function

Description

Interface schematic

1

LD

Pulsed output.

Average “LOW” = UNLOCKED.

Average “hIGh” = LOCKED

2

INV

PFD INVERT function

CMOs compatible input control bit

Logic “LOW” = NORMAL

Logic “hIGh” = INVERT

4, 5, 18, 25

Vcc1, Vcc3,

Vcc2, Vcc_pd

supply Voltage 5V ±0.25V

9 - 14

N0 - N5

CMOs compatible control input bit 0 (LsB) - 5

15

FIN

(These pins are AC coupled and must be DC Blocked externally.)

Frequency Input

Frequency Input Complement

16

NFIN

22, 23

s1, s0

CMOs compatible

Control Input

bit 0 (LsB) -1

HMC698LP5 / 698LP5E

v03.0709

7 GHz INTEGER N SYNTHESIZER

(N = 12 - 259)