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

4

4 - 7

HMC705LP4 / 705LP4E

v03.0709

6.5 GHz PROGRAMMABLE

DIVIDER (N = 1 - 17)

Pin Description

Pin number

Function

Description

interface schematic

1 - 6, 8, 18

n/c

the pins are not connected internally; however, all data

shown herein was measured with these pins connected to

rF/Dc ground externally.

7, 20 - 24

Div1, s0

n0 - n2

ByP

PFD invert function

cMos compatible input control bit

Logic “LoW” = norMAL

Logic “HiGH” = invert

9, 19

vcc1, vcc2

supply voltage

10, 13, 14,

17

GnD

these pins and package bottom

must be connected to rF Dc ground.

11

nFin

(these pins are Ac coupled and must be Dc Blocked externally.)

Frequency input

Frequency input complement

12

Fin

15

nFout

Frequency, output complement

16

Fout

Frequency output