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MAX2634 - 315MHz/433MHz Low-Noise Amplifier

General Description

The MAX2634 low-noise amplifier (LNA) with low-power shutdown mode is optimized for 315MHz and 433.92MHz automotive remote keyless entry (RKE) applications.

Key Features

  • o Optimized for 308MHz, 315MHz, 418MHz, and 433.92MHz o 2.2V to 5.5V Supply Voltage Range o Low Operating Supply Current 2.5mA (typ), 4mA (max) o Logic-Controlled 1µA (max) Shutdown o Typical Performance at 315MHz 1.25dB Noise Figure -16dBm Input IP3 15.5dB Power Gain o Automotive Temperature Range -40°C to +125°C o ESD Rating of ±2.5kV (HBM) on All Pins o AEC-Q100 Qualification General.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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19-4383; Rev 1; 3/09 KIT ATION EVALU E L B AVAILA 315MHz/433MHz Low-Noise Amplifier for Automotive RKE Features o Optimized for 308MHz, 315MHz, 418MHz, and 433.92MHz o 2.2V to 5.5V Supply Voltage Range o Low Operating Supply Current 2.5mA (typ), 4mA (max) o Logic-Controlled 1µA (max) Shutdown o Typical Performance at 315MHz 1.25dB Noise Figure -16dBm Input IP3 15.5dB Power Gain o Automotive Temperature Range -40°C to +125°C o ESD Rating of ±2.5kV (HBM) on All Pins o AEC-Q100 Qualification General Description The MAX2634 low-noise amplifier (LNA) with low-power shutdown mode is optimized for 315MHz and 433.92MHz automotive remote keyless entry (RKE) applications. At 315MHz, the LNA achieves 15.5dB power gain and a 1.25dB noise figure while only consuming 2.5mA of supply current from a 2.