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11 - 23

CMOS/TTL Input Characteristics

Maximum Input Logic “0” Voltage (V

IL MAXIMUM

) = 1.1V @ 1 μA.

Minimum Input Logic “1” Voltage (V

IH MINIMUM

) = 1.8V @ 50 μA.

Input IV characteristics for the logic inputs (N0 - N5, S0 - S1) are shown below:

-0.1

0

0.1

0.2

0.3

0.4

01

23

45

Input Voltage (V)

V

IL MAX

V

IH MIN

HMC698LP5 / 698LP5E

v03.0709

7 GHz INTEGER N SYNTHESIZER

(N = 12 - 259)

Typical Application

Showing Spurious Performance

Typical Application

-180

-170

-160

-150

-140

-130

-120

-110

-100

10

2

10

3

10

4

10

5

10

6

10

7

MEASURED

CALCULATED

OFFSET FREQUENCY (Hz)

[1] Phase Noise Floor remains constant beyond 100 kHz offset

frequency. Measured phase noise using Agilent 5500 with 2 unit

measurement technique and corresponding calculated phase noise

floor.