Datasheet > I521

I521

更新时间： 2022-03-22 05:42:36

品牌	Logo	应用领域
ILSI		振荡器石英晶振压控振荡器温度补偿晶振有源晶体振荡电路
页数	文件大小	规格书
1页	45K
描述
Surface Mount Oscillator, TCXO, TCVCXO Metal Package, 11 mm x 18 mm

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I521 数据手册

Surface Mount Oscillator, TCXO, TCVCXO

I521 / I522 / I721 / I722 Series *

Metal Package, 11 mm x 18 mm

I522 / I722

I521 / I721

10.000 MHz to 40.000 MHz

Clipped Sine

Frequency

Output Level

Level

1.000 MHz to 40.000 MHz

HC-MOS / TTL

‘0’ = 0.1 Vcc Max., ‘1’ = 0.9 Vcc Min.

1.0 V p-p Min.

Duty Cycle

50% ± 10%

10 nS Max.

Rise / Fall Time

Output Load

15 pF, Fo < 50 MHz = 10 TTL, Fo > 50 MHz = 5 LSTTL

20K Ohms / 10 pF

See Frequency Stability Table

Frequency Stability

Frequency Stability at +25° C

Aging

± 1 ppm (I521 and I522)

± 1 ppm / Year Max.

Supply Voltage

Current

See Supply Voltage Table, tolerance ±5 %

50 mA Max. **

3 mA Max.

Control Voltage (I721 / I722)

Slope

1.65 VDC ± 1.5 VDC, ±5 ppm Min. for Vcc = 3.3 VDC, 2.5 VDC ± 2.0 VDC, ±5 ppm Min. for Vcc = 5.0 VDC

Positive

Temperature

See Operating Temperature Table

-40° C to +85° C

Operating

Storage

See Appendix B for information

MSL = 2a, Termination = e1

Environmental

Package Information

* I522 = HC-MOS TCXO, I521 = Clipped Sine TCXO, I722 = HC-MOS TCVCXO, I721 = Clipped Sine TCVCXO

Part Number Guide

Sample Part Number:

I521 - 1Q3 - 20.000

Package and Output

Operating Temperature

Frequency Stability vs. Temperature

Supply Voltage

5 = 5.0 VDC

3 = 3.3 VDC

Frequency

7 = 0° C to +50° C

1 = 0° C to +70° C

3 = -20° C to +70 C

2 = -40° C to +85° C

*O = ±1.5 ppm

*P = ±2.0 ppm

Q = ±2.5 ppm

R = ±3.0 ppm

J = ±5.0 ppm

I521 -

I522 -

I721 -

I722 -

- 20.000 MHz

NOTE: A 0.01 µF bypass capacitor is recommended between Vcc (pin 4) and Gnd (pin 2) to minimize power supply noise.

* Not available for all temperature ranges. ** Frequency, supply, and load related parameters.

ILSI America Phone: 775-851-8880 • Fax: 775-851-8882• e-mail: e-mail@ilsiamerica.com • www.ilsiamerica.com

07/08

Specifications subject to change without notice

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