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Product Detailed Parameters
- Description：FILTER SAW 318MHZ TO205AD
- Series：-
- Mfr：Murata Electronics
- Package：Tape & Reel (TR)
- Frequency - Center：318MHz
- Bandwidth：700kHz
- Insertion Loss：1.7dB
- Ratings：-
- Applications：Remote Control
- Mounting Type：Through Hole
- Package / Case：TO-205AD, TO-39-3 Metal Can
- Height (Max)：0.125" (3.18mm)
- Size / Dimension：0.370" Dia (9.40mm)
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Overview
The RF1238 is a surface-acoustic-wave (SAW) filter manufactured by Murata Electronics, designed for front-end selectivity in narrowband receivers. It operates at a center frequency of 318.0 MHz with a bandwidth of 700 kHz. The component features an insertion loss of 1.7 dB and supports a voltage rating of 30 V. Packaged in a TO-205AD or TO-39-3 metal can, it provides low-loss signal conditioning for remote control applications.
Feature Summary
- Provides front-end selectivity for narrowband receiver applications
- Utilizes surface-acoustic-wave technology for compact design
- Offers low insertion loss for efficient signal transmission
Applications
- Remote control receiver front ends
- Narrowband signal filtering
- 318 MHz receiver systems
Procurement Notes
Verify the current status of this component as it may be classified as obsolete. Confirm availability through authorized distributors or direct manufacturer channels. Ensure that the specific package variant (TO-205AD or TO-39-3) matches your design requirements. Request updated datasheets to confirm electrical characteristics before finalizing procurement decisions.
Selection Notes
Select this component for applications requiring precise filtering at 318 MHz. Consider the metal can packaging for environmental protection and thermal stability. Evaluate the 1.7 dB insertion loss against system sensitivity requirements. Ensure compatibility with existing receiver architectures designed for narrowband SAW filter integration.
Part Context
Murata Electronics produces a range of signal conditioning components, including SAW filters for various frequency bands. The RF1238 belongs to their lineup of acoustic wave devices intended for radio frequency applications. These components are engineered for reliability in consumer electronics and industrial remote control systems.
FAQ
What is the center frequency of the RF1238?
The center frequency is 318.0 MHz.
What type of packaging does the RF1238 use?
It is available in TO-205AD or TO-39-3 metal can packages.
