Preliminary

TCD4012 Series

TCVCXO Oscillator

March 2009

www.pletronics.com

425-776-1880

3

Electrical Specification for specified Vcc of 3.30V ±5% over the specified

temperature range

Item

Min

Typ

Max

Unit

Condition

Frequency Stability

-0.25

-0.1

0

0

0.25

0.1

ppm

Vcontrol 1.50 volts 0

Vcontrol 1.50 volts +20

(Reference to midpoint min/max

frequency)

Holdover

-0.1

0

+0.1

Over any 5

for 24 hrs Max.

Frequency Calibration

-1.0

0

+1.0

ppm

Vcontrol 1.50 volts and Temperature 25

Frequency Slope

-50

0

+50

ppb/

Minimum 1 frequency reading every 2

Frequency Stability vs Supply

-0.2

0

+0.2

ppm

Load: 10K ohm // 10 pF & Vcc +

_ 5%

Output Waveform

Clipped Sinewave

DC Coupled

Output Level

0.8

1.2

V p-p

Load: 10K ohm +

_ 10% // 10 pF +

_ 10%

Phase Noise

10 Hz

100 Hz

1 KHz

10 KHz

-

-

-

-

-88

-115

-136

-148

-

-

-

-

dBc/Hz

Supply Current

I

CC

--

2.5

mA

Aging

-1.0

-5.0

-

-

+1.0

+5.0

ppm

for first year at +25

total for 10 years at +25

Frequency Shift after reflow

-1.0

-

+1.0

ppm

measured at 25

Frequency Pullability

-8.0

-

+8.0

ppm

at Vcontrol 1.50volts ±1.0volt

Operating Temperature

Range

1

-30

-

+85

Supply Voltage

2.7

3.3

3.5

Storage Temperature Range

-40

-

+85