Datasheet4U Logo Datasheet4U.com

LMX2240 - Intermediate Frequency Receiver

General Description

The LMX2240 is a monolithic integrated intermediate frequency receiver suitable for use in Digital European Cordless Telecommunications (DECT) systems as well as other mobile telephony and wireless communications applications It is fabricated using National’s ABiCTM IV BiCMOS process (fT e 15 GHz) T

Key Features

  • Y Y Y Y Y Y Y Y Typical operation at 110 MHz RF sensitivity to b75 dBm RSSI sensitivity to b 82 dBm High gain (70 dB) limiting amplifier Average current consumption 480 mA for DECT handset (burst mode) a 3V operation Power down mode for increased current savings Part of a complete receiver solution with the LMX2216 LNA Mixer the LMX2315 20 Phase-locked Loop and the LMX2411 Baseband Processor Compliant to ARi1TM specification.

📥 Download Datasheet

📁 Similar Datasheet

Part Number Description Manufacturer
LMX2430 Dual High-Frequency Synthesizer Texas Instruments
LMX2433 Dual High-Frequency Synthesizer Texas Instruments
LMX2434 Dual High-Frequency Synthesizer Texas Instruments
LMX2470 2.6 GHz Delta-Sigma Fractional-N PLL Texas Instruments
LMX2485 3-GHz Delta-Sigma Low-Power Dual PLLatinum Frequency Synthesizer Texas Instruments

Other Datasheets by National Semiconductor (now Texas Instruments)

Part Number Description
LMX2216 0.1 GHz to 2.0 GHz Low Noise Amplifier/Mixer
LMX2301 160 MHz Frequency Synthesizer
LMX2305 550 MHz Frequency Synthesizer
LMX2306 Low Power Frequency Synthesizer
LMX2310U Ultra Low Power Frequency Synthesizer

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.

View original datasheet text
LMX2240 Intermediate Frequency Receiver April 1995 LMX2240 Intermediate Frequency Receiver General Description The LMX2240 is a monolithic integrated intermediate frequency receiver suitable for use in Digital European Cordless Telecommunications (DECT) systems as well as other mobile telephony and wireless communications applications It is fabricated using National’s ABiCTM IV BiCMOS process (fT e 15 GHz) The LMX2240 consists of a high gain limiting amplifier a frequency discriminator and a received signal strength indicator (RSSI) The high gain limiting amplifier and discriminator operate in the 40 MHz to 150 MHz frequency range and the limiter has approximately 70 dB of gain The use of the limiter and the discriminator provides a low cost high performance demodulator for communication