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

8

HMC1032LP6GE

v00.1111

CloCk Generator with FraCtional-n Pll

& inteGrated VCo, 125 - 350 Mhz

Pin descriptions

Pin number

Function

Description

1

AVDD

DC Power supply for analog circuitry.

2, 5, 6, 8, 9,

11 - 14, 18 - 22, 24,

26, 34, 37, 38

n/C

the pins are not connected internally; however, all data shown herein

was measured with these pins connected to rF/DC ground externally.

3

VPPCP

Power supply for charge pump analog section

4

CP

Charge Pump output

7

VDDls

Power supply for the charge pump digital section

10

rVDD

reference supply

15

XreFP

reference oscillator Input

16

DVDD3V

DC Power supply for Digital (CMos) Circuitry

17

Cen

Chip enable. Connect to logic high for normal operation.

23

VtUne

VCo Varactor. tuning Port Input.

25

VCC2

VCo Analog supply 2

27

VCC1

VCo Analog supply 1

28

rF_n

Positive output signal (Differential)

29

rF_P

negative output signal (Differential)

30

sen

Pll serial Port enable (CMos) logic Input

31

sDI

Pll serial Port Data (CMos) logic Input

32

sCk

Pll serial Port Clock (CMos) logic Input

33

lD_sDo

lock Detect, or serial Data, or General Purpose (CMos) logic output (GPo)

35

VCCHF

DC Power supply for Analog Circuitry

36

VCCPs

DC Power supply for Analog Prescaler

39

VCCPD

DC Power supply for Phase Detector

40

BIAs

external bypass decoupling for precision bias circuits.

note: 1.920V ±20mV reference voltage (BIAs) is generated internally and cannot

drive an external load. Must be measured with 10GΩ meter such as Agilent 34410A,

normal 10MΩ DVM will read erroneously.