SP8402 데이터 시트보기 (PDF) - Zarlink Semiconductor Inc

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SP8402

Very Low Phase Noise Divider by 2N

Zarlink Semiconductor Inc 

SP8402

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 82 92 102 mA Output loaded with 300R See Fig.5

Output voltage swing

20, 21 320 410

mV p-p @ 1.4GHz input ÷ 256 mode

outputs loaded with 330R See Fig.5

Input sensitivity 200MHz to 1.5GHz

7, 8

140 mV RMS Sine wave into 50 Ohms

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

Data Inputs

Logic high voltage

Low low voltage

Input current

2.2

V

0.8

V

180 µA 5V Data input voltage

600

500

400

300

OPERATING WINDOW

200

100

355mV

140mV

0

200 400

600

800 1000 1200 1400 1600

FREQUENCY MHz

Fig.3 Typical input sensitivity

S0

S1

S2

DIVISION RATIO

L

L

L

2

H

L

L

4

L

H

L

8

H

H

L

16

L

L

H

32

H

L

H

64

L

H

H

128

H

H

H

256

Fig.4 Truth table

2

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