SP8401 Ver la hoja de datos (PDF) - Zarlink Semiconductor Inc

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SP8401

Very Low Phase Noise 300MHz ÷ 10/11

Zarlink Semiconductor Inc 

SP8401

ELECTRICAL CHARACTERISTICS

Guaranteed over: Supply voltage VCC = +4.75V to +5.25V Temperature Tamb = -10°C to +75°C

Tested at +4.75V and +5.25V at Tamb = +25°C

Characteristic

Pin

Value

Units

Min. Typ. Max.

Conditions

Supply current

4, 11, 12, 18 50 57 64 mA Output loaded with 300R See Fig.5

Output voltage swing

20, 21 340 440

mV p-p @ 330MHz input ÷ 11 mode

Output loaded with 300R

Input sensitivity 50MHz to 300MHz

7, 8

140 mV RMS Sine wave into 50 Ohms

(-4) dBm (dBm equivalent) See Fig.3

Modulus Control Inputs

Logic high voltage

Low low voltage

Input current

Set up time ts

Release time tr

14

2.2

V ÷ 10 mode

14

0.8

÷ 11 mode

14

180 µA Modulus control input voltage 5V

14

4

ns

14

4

ns

400

300

OPERATING WINDOW

200

100

355mV

140mV

0

50

100

150

200

250

300

350

INPUT FREQUENCY (MHz)

Fig.3 Typical input sensitivity

CLOCK INPUT

MODULUS

tr

CONTROL

INPUT

OUTPUT

ts

6

5

5

Fig.4 Timing diagram

2

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