PLL500-27/-37/-47

Low Power CMOS Output VCXO Family (27MHz to 200MHz)

47745 Fremont Blvd., Fremont, California 94538 TEL (510) 492-0990 FAX (510) 492-0991

Rev 01/21/04 Page 4

5. DC Specification

PARAMETERS

SYMBOL

CONDITIONS

MIN.

TYP.

MAX.

UNITS

5

6

10

12

Supply Current, Dynamic,

with Loaded Outputs

15

18

mA

PLL500-27

N/A

pF

PLL500-37 and-47: Std drive

15

pF

Allowable output load

capacitance

(Output)

PLL500-37 and-47: High drive

10

pF

Operating Voltage

2.25

3.63

V

Output High Voltage

2.4

V

Output Low Voltage

0.4

V

Output High Voltage at

CMOS level

V

Standard drive at TTL level

12

17

Output drive current

High drive at TTL level

36

51

mA

Short Circuit Current

±50

mA

VCXO Control Voltage

VCON

0

3.3

V

ESD Protection

Human Body Model

2000

V

6. Crystal Specifications

PARAMETERS

SYMBOL

MIN.

TYP.

MAX.

UNITS

Crystal Loading Rating (VCON = 1.65V)

8.5

pF

Maximum Sustainable Drive Level

200

µW

Operating Drive Level

50

µW

Max C0 for PLL500-27

3.5

Max C0 for PLL500-37

2.5

Max C0 for PLL500-47

2

pF

C0/C1

250

-

ESR

30

Ω

Note: The crystal must be such that it oscillates (parallel resonant) at nominal frequency when presented a C Load as specified above.

If the crystal requires more load to be at nominal frequency, the additional load must be added externally.

This however may reduce the pull range.