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The ACT303K/303.875/TO39 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 303.875 MHz. 1.Package Dimension (TO-39)
Pin 1 2 3 Dimension A B C D E Configuration Input / Output Output / Input Case Ground Data (unit: mm) 9.30±0.20 5.08±0.10 3.40±0.20 3±0.20⁄5±0.20 0.45±0.20
3.Equivalent LC Model and Test Circuit
4.Typical Application Circuits 1) Low-Power Transmitter Application
2) Local Oscillator Application
In keeping with our ongoing policy of product evolvement and improvement, the above specification is subject to change without notice.
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Issue : 1 C1 Date : SEPT 04
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5.Typical Frequency Response
6.Temperature Characteristics
7.Performance 7-1.Maximum Ratings
Rating
CW RF Power Dissipation DC Voltage Between Any Two Pins Case Temperature
Value
0 ±30V -40 to +85
Units
dBm VDC °C
7-2.Electronic Characteristics
Characteristic
Centre Frequency (+25°C) Insertion Loss Unloaded Q Quality Factor 50 Ω L...
