HR345 Datasheet, PDF (2/3 Pages) –

SAW Resonator
HR345
The HR345 is a true one-port, surface-acoustic-wave (SAW) resonator in a low-profile metal
TO-39 case. It provides reliable, fundamental-mode, quartz frequency stabilization i.e. in
transmitters or local oscillators operating at 345.000 MHz.
1.Package Dimension (TO-39)
Pin
Configuration
1
Input / Output
2
Output / Input
3
Case Ground
2.Marking
Dimension
Data (unit: mm)
A
9.30±0.20
B
5.08±0.10
C
3.40±0.20
D
3±0.20⛀5±0.20
E
0.45±0.20
3.Equivalent LC Model and Test Circuit
HR345
Color: Black or Blue
4.Typical Application Circuits
1) Low-Power Transmitter Application
2) Local Oscillator Application
5.Typical Frequency Response
6.Temperature Characteristics
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