3.0

POWER SUPPLY

Line

Parameter

Test Condition

Value

Unit

3.1

Supply voltage

Nominal supply voltage range

1.8 to 3.3

V

3.2

Current

At maximum supply voltage (Note 2)

2 max

mA

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4.0

CONTROL VOLTAGE (VCO)

Line

Parameter

Test Condition

Value

Unit

4.1

Control voltage range

The nominal control voltage value is midway between the

minimum and maximum. Voltage control should not exceed the

supply voltage +0.2 V or GND. Supply voltage ≤2.3 V.

0.3 to 1.5

V

4.2

Control voltage range

The nominal control voltage value is midway between the

minimum and maximum. Voltage control should not exceed the

supply voltage +0.2 V or GND. Supply voltage >2.3 V.

0.4 to 2.4

V

4.3

Frequency tuning

Frequency shift from minimum to maximum control voltages

±10 min

ppm

4.4

Port input impedance

Measured between Control voltage and GND pin

500

kΩ

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5.0

OSCILLATOR OUTPUT

Line

Parameter

Test Condition

Value

Unit

5.1

Output waveform

DC coupled clipped sine-wave (Note 3)

5.2

Output voltage level

At minimum supply voltage (Note 2)

0.8 min

V

5.3

Output load

resistance

Refer to test circuit. Typical load 10 kΩ

9 to 11

kΩ

5.4

Output load

capacitance

Refer to test circuit. Typical load 10pF

9 to 11

pF

5.5

Start up time

(amplitude)

Within 90% of specified output level

0.5 max

ms

5.6

Start up time

(frequency)

Within ±0.5ppm of steady state frequency

2 max

ms

-----

6.0

POWER DOWN MODE (Enable/Disable Pin)

Line

Parameter

Test Condition

Value

Unit

6.1

Power down

RF, Disabled (Minimum GND)

20 max

%Vcc

6.2

Normal operating

mode

RF, Enabled (Maximum Vcc)

80 min

%Vcc

6.3

Stand-by current

Typical value <0.01µA

1 max

µA

6.4

Start up time

(amplitude)

Within 90% of specified output level

0.5 max

ms

6.5

Start up time

(frequency)

Within ±0.5ppm of steady state frequency

2 max

ms

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7.0

SSB PHASE NOISE

Line

Parameter

Test Condition

Value

Unit

7.1

SSB phase noise

power density at 1Hz

offset

Typical value for a 38.4 MHz oscillator at 25°C

-62

dBc/Hz

7.2

SSB phase noise

power density at

10Hz offset

Typical value for a 38.4 MHz oscillator at 25°C

-86

dBc/Hz

7.3

SSB phase noise

power density at

100Hz offset

Typical value for a 38.4 MHz oscillator at 25°C

-109

dBc/Hz

7.4

SSB phase noise

power density at 1kHz

offset

Typical value for a 38.4 MHz oscillator at 25°C

-132

dBc/Hz

7.5

SSB phase noise

power density at

10kHz offset

Typical value for a 38.4 MHz oscillator at 25°C

-148

dBc/Hz

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