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Product Detailed Parameters
- Description：IC LNA/MIXER CDMA/OFDM 28TQFN
- Series：-
- Mfr：Analog Devices Inc./Maxim Integrated
- Package：Bulk
- Function：LNA/Mixer
- Frequency：450MHz
- RF Type：CDMA, OFDM
- Secondary Attributes：16dB LNA Gain
- Mounting Type：Surface Mount
- Package / Case：28-WFQFN Exposed Pad
- Supplier Device Package：28-TQFN (5x5)
- Grade：-
- Qualification：-
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Overview
The MAX2335ETI+ is an RF front-end integrated circuit designed for 450MHz CDMA and OFDM applications. It operates within a frequency range of 420 MHz to 470 MHz. The device features a low noise figure of 2.2 dB, ensuring high signal integrity. It functions on a supply voltage between 2.9 V and 3.3 V with a current consumption of 32 mA. The component is housed in a 28-pin QFN-EP package suitable for surface mount installation. It supports an operating temperature range from -40°C to +85°C.
Feature Summary
- Integrated Low Noise Amplifier and Mixer for RF signal processing
- Optimized for wideband ADC and DAC compatibility
- Supports CDMA and OFDM modulation schemes
Applications
- CDMA base station receivers
- OFDM communication systems
- Wideband data acquisition interfaces
Procurement Notes
Verify availability status carefully as this part is marked as End of Life or limited supply by the manufacturer. Confirm that the specific lot date codes meet project requirements before ordering. Check for any obsolescence notifications from Analog Devices regarding final purchase dates. Ensure the QFN-EP footprint matches the PCB design exactly.
Selection Notes
Select this component when designing for 450MHz band operations requiring integrated LNA and mixer functionality. Consider the 2.2 dB noise figure for sensitive receiver chains. Verify power supply constraints align with the 2.9V to 3.3V operational range. Evaluate thermal management needs given the 32 mA current draw and SMD packaging type.
Part Context
This component belongs to the MAX2335 series of RF front-end modules. It is manufactured by Analog Devices under the Maxim Integrated brand. The device integrates passive components to reduce board space. It is part of the Wireless & RF Integrated Circuits product category.
Replacement Considerations
No public confirmed substitute part numbers are available in the provided documentation. The part is scheduled for obsolescence. Designers should evaluate alternative solutions if long-term supply is required.
