3

Mar 03, 2004

SAW Components

R 771

314,875 / 315,125 MHz

Resonator

Data Sheet

Characteristics Resonator 1

Reference temperature:

Terminating source impedance:

Terminating Load impedance:

min.

typ.

max.

1) Center frequency is defined as the maximum of the real part of the admittance.

314,825

314,875

314,925 MHz

200,0

250,0

300,0

KHz

Minimum insertion attenuation

α

min

—

1,3

1,6

dB

Unloaded quality factor

9600

13200

—

Ageing of

——

± 50

ppm

Equivalent circuit elements

Motional capacitance

—

2,39

—

fF

Motional inductance

—

106,94

—

µH

Motional resistance

—16

22

Ω

2) If used in two port configuration (pin 1-input, pin 7-output)

—

3,1

—

pF

3) Temperature dependence of

—

– 0,03

—

Turnover temperature

0—

30

˚C