4

SP8852E

ELECTRICAL CHARACTERISTICS

The Electrical Characteristics are guaranteed over the following range of operating conditions unless otherwise stated

Characteristic

Conditions

Supply current

RF input sensitivity

RF division ratio

Reference division ratio

Comparison frequency

Reference input frequency

Reference input voltage

LOCK DETECT output voltage

CHARGE PUMP current

Input bus logic level high

Input bus logic level low

Input bus current source

Input bus current sink

Up/down current matching

CHARGE PUMP REFERENCE voltage

C-LOCK DETECT current

STROBE pulse width

Data setup time

2

5

56

1

10

0

6

1·4

6

2·0

6

3·4

6

5·4

3·5

2

200

0·5

50

100

240

1

7

16383

1023

50

100

1

10

500

6

1·7

6

2·5

6

4·1

6

6·5

1

10

6

5

2

180

1

6

2

0·8

2

1·4

300

6

1·5

6

2·3

6

3·8

6

6·1

1·6

1

10

Pin

18, 26

13,14

13,14, 24

28, 25

28, 24, 25

28

28

24, 25

24, 25

17

19, 20, 21

1-11, 38-44

1-11, 38-44

1-11, 38-44

1-11, 38-44

20

21

19

19

18

Typ.

Max.

Min.

mA

dBm

MHz

MHz

dBm

V

V

mV

mA

mA

mA

mA

V

V

µA

µA

%

V

V

mA

V

µA

ns

ns

Units

Value

100MHz to 2·7GHz. See note 3.

Ref division ratio >2. See note 1

multiplication factor = 1

multiplication factor = 1·5

multiplication factor = 2·5

multiplication factor = 4·0

multiplication factor = 1·0

multiplication factor = 4·0

Note 2

Note 3

Note 3

NOTES

1. Lower frequencies may be used provided that slew rates are maintained.

2. Pin 19 current3multiplication factor must be less than 5mA if charge pump accuracy is to be maintained.

3. Guranteed but not tested.