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TRANSCEND
SAW Resonator
R433A
The R433A 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 433.920 MHz.
1. Package Dimension (TO-39)
Pin Configuration 1 Input / Output 2 Output / Input 3 Case Ground
Dimension A B C D E
Data (unit: mm) 9.15±0.20 5.08±0.20 3.30±0.20
3±0.20 ∕ 5±0.20 0.45±0.10
2. Marking
3. Equivalent LC Model and Test Circuit
R433A or 433.920
Ink Marking 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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R433A Datasheet
