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

5

HMC701LP6CE

v09.1112

8 GHz 16-BIT FRACTIONAL-N PLL

Table 3. Pin Description

Pin no.

Pin name

Pin type

Description

1

VccPrS

Supply

rF Prescaler Power Supply. nominally +3.3V

2

Vccoa

Supply

chargePump opamp Power Supply. nominally +5V

3

VPPcP

Supply

Power Supply for charge Pump. nominally +5V

4

cP

analog o/P

charge Pump output

5

GnDcP

GnD

Power Supply GnD for charge Pump

6

GnDDrV

GnD

charge Pump GnD

7

VPPDrV

Supply

Power supply for charge Pump, nominally +5V

8

VDDPD

Supply

Power Supply for Phase Detectors, nominally +5V

9

GnDPD

GnD

Power Supply GnD for Phase Detector

10, 20, 21, 26

n/c

n/c

no connection

11

VDDPDV

Supply

Power Supply for Phase Detector Vco Path, nominally +5V

12

GnDPDV

GnD

Power Supply GnD for Phase Detector Vco Path

13

VDDPDr

Supply

Power Supply for Phase Detector ref Path, nominally +5V

14

GnDPDr

GnD

Power Supply GnD for Phase Detector ref Path

15

XrEFP

analog i/P

Square Wave crystal ref input

16

rVDD

Supply

Power Supply for ref Path, nominally +3.3V

17

XSin

analog i/P

Sinusoidal crystal reference input

18

rEFcaP

analog i/o

reference Path bypass

19

rStB

cMoS i/P

reset input (active low). cycle low for >tref to reset. recommended after power-up.

22

DVDD

Supply

Digital Power Supply, nominally +3.3V

23

GPo1

Do

General Purpose output 1 with tristate

24

GPo2

Do

General Purpose output 2 with tristate

25

GPo3

Dio

General Purpose input/output with tristate

may be configured for External ramp trigger input. See register rEG 14h[5]

27

SEn

cMoS i/P

Main Serial port enable input

28

SDi

cMoS i/P

Main Serial port data input

29

ScK

cMoS i/P

Main Serial port clock input

30

VSLE

Do

Leave pin disconnected.

31

VSDo

Do

Leave pin disconnected.

32

VScK

Do

Leave pin disconnected.

33

LD_SDo

cMoS o/P

Lock Detect or Main Serial Port Data output

34

DVDDio

Supply

Power Supply for digital i/o, matches external Digital Supply in 1.8V to 5.5V range

35

DVDD

Supply

internal Digital Power Supply. nominally 3.3V

36

DVDDQ

Supply

Power Supply isolation pin. nominally 3.3V, bypassed to GnD, zero current.

37

VcoiP

rF i/P

complementary input to the rF Prescaler. if single ended input, this point must be

decoupled to the ground plane with a ceramic bypass capacitor, typically 100 pF

38

Vcoin

rF i/P

input to the rF Prescaler. this signal input is ac-coupled to the external Vco

39

VccHF

Supply

rF Section Power Supply. nominally 3.3V

40

BiaS

analog i/P

Decoupling Pin for rF section, nominally external 1nF bypassed to VccHF

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One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106

Phone: 781-329-4700 • Order online at www.analog.com

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