Clipped Sine SM TCXO

Phone: +86 (10) 5820-3910

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Email: sales@vanlong.com

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© 2008 by Vanlong Technology Co., Ltd.

TO521

Temperature Compensated Crystal Oscillator

•

Excellent frequency stability

TO521

•

Ultra miniature size SMD, reflow soldering available

•

Clipped sine output, tight specifications and an internal trimmer

•

Suited for communications equipment, cellular radios, and

instrumentation.

•

Complies with Directive 2002/95/EC (RoHS Compliant)

Specifications:

TO-V

Frequency Range:

10.000 MHz ~ 26.0000 MHz

Operating Temperature:

0

°C ~ +50°C

- A

All dimensions are in mm

-10

°C ~ +60°C

- B

-20

°C ~ +70°C

- C

-30

°C ~ +75°C

- D

0

°C ~ +85°C

- E

-40

°C ~ +85°C

- L

Storage Temperature:

-40

°C ~ +85°C

Frequency Stability:

Vs. Temperature:

± 1.0 ppm ~ ± 5.0 ppm

Vs. Input Voltage:

± 0.2 ppm at voltage ± 5%

Vs. Load:

± 0.2 ppm at load ± 10%

Aging:

± 1.0 ppm max first year

Supply Current:

10 MHz ~ 15 MHz

1.5 mA max

15 MHz ~ 26 MHz

2.0 mA max

Pulling Range:

TCXO

- T

VC-TCXO

- V

Vss+0.5V ~ Vcc –0.5V: 5 ~ 25 ppm/V (optional)

Control Slope:

Positive

Land Pattern

Pin

Configurations

Start-Up Time:

2 msec (typical)

#1

VC or NC

#2

Ground

Output Waveform:

Clipped Sine, 10K

Ω//10pF

Output Voltage:

0.8 Vp-p min.

#3

Output

#4

SSB Phase Noise:

- 90 dBc/Hz (offset 10Hz)

(Typical at 12.8 MHz)

-115 dBc/Hz (offset 100Hz)

-135 dBc/Hz (offset 1KHz)

-148 dBc/Hz (offset 10KHz)

Supply Voltage:

+3.3 VDC (

± 0.2%)

+5.0 VDC (

± 0.3%)

- P

Note:

1.

Other frequencies, stabilities, and operating temperature ranges available. Consult VTC

Support for specific requirements.

2.

Not all combinations of the above, stabilities, and temperature ranges are available. Consult

VTC Support if your requirement is not standard.

3.

All specifications subject to change without notice.

Ordering Information

Product name + Operating Temperature +

Stability + Pulling Range + Frequency (MHz)

Or TO521D2.5V8P-10.0MHz

±2.5ppm/-30°C~+75°C/VC-TCXO Pulling ±8ppm/5.0V