Overview
The MAX2323EGI-T is a triple/dual-mode low-noise amplifier (LNA) plus mixer IC, optimized for code-division multiple-access (CDMA) applications. This component is part of the MAX2323/MAX2325 family, designed to enhance the performance of cellular communication systems. It is manufactured by Analog Devices Inc./Maxim Integrated, a leading provider of advanced semiconductor solutions.
Key Specifications
| Parameter | Min | Typ | Max | Units |
|---|---|---|---|---|
| Operating Temperature Range | -40°C | +85°C | °C | |
| Junction Temperature | +150°C | °C | ||
| Storage Temperature Range | -65°C | +150°C | °C | |
| Lead Temperature (soldering, 10s) | +300°C | °C | ||
| Continuous Power Dissipation (TA = +70°C) | 2000mW | mW | ||
| Low-Band RF Frequency Range | 850 MHz | 950 MHz | MHz | |
| High-Band RF Frequency Range | 1800 MHz | 2200 MHz | MHz | |
| IF Frequency Range | 40 MHz | 400 MHz | MHz | |
| LO Input Level | -7 dBm | 0 dBm | dBm | |
| Operating Supply Current (High-gain, high-linearity mode) | 26.5 mA | 31.5 mA | mA | |
| Shutdown Supply Current | 1 µA | 25 µA | µA |
Key Features
- Triple/Dual-Mode Operation: Supports CDMA, cellular, and FM modes, making it versatile for various communication applications.
- Low Noise Amplifier (LNA): High gain and low noise figure, enhancing the sensitivity and performance of the receiver.
- Mixer Functionality: Integrated mixer with high linearity and low noise, suitable for down-conversion in receiver chains.
- Power Management: Low power consumption with multiple gain modes and a shutdown feature to reduce current draw.
- Temperature Stability: Operates over a wide temperature range from -40°C to +85°C, ensuring reliability in various environmental conditions.
- Compact Packaging: Available in a 28-pin QFN package, which is suitable for space-constrained designs.
Applications
- CDMA and Cellular Systems: Optimized for use in CDMA and cellular communication systems, including PCS and other wireless communication standards.
- FM Receivers: Suitable for FM receiver applications due to its high-gain and low-noise characteristics.
- Wireless Infrastructure: Can be used in base stations and other wireless infrastructure equipment where high sensitivity and linearity are required.
- Handheld Devices: Applicable in handheld devices such as mobile phones and other portable communication equipment.
Q & A
- What is the MAX2323EGI-T used for?
The MAX2323EGI-T is used as a low-noise amplifier (LNA) plus mixer IC, optimized for CDMA and cellular communication applications.
- What are the operating temperature ranges of the MAX2323EGI-T?
The operating temperature range is from -40°C to +85°C.
- What is the typical operating supply current in high-gain, high-linearity mode?
The typical operating supply current in high-gain, high-linearity mode is between 26.5 mA and 31.5 mA.
- What is the shutdown supply current of the MAX2323EGI-T?
The shutdown supply current is between 1 µA and 25 µA.
- What are the frequency ranges supported by the MAX2323EGI-T?
The device supports low-band RF frequencies from 850 MHz to 950 MHz and high-band RF frequencies from 1800 MHz to 2200 MHz.
- What is the typical noise figure in high-gain, high-linearity mode?
The typical noise figure in high-gain, high-linearity mode is between 1.7 dB and 1.9 dB.
- What is the package type of the MAX2323EGI-T?
The MAX2323EGI-T is available in a 28-pin QFN package.
- Is the MAX2323EGI-T RoHS compliant?
No, the MAX2323EGI-T is not RoHS compliant.
- What are the typical applications of the MAX2323EGI-T?
Typical applications include CDMA and cellular systems, FM receivers, wireless infrastructure, and handheld devices.
- How does the MAX2323EGI-T manage power consumption?
The device has multiple gain modes and a shutdown feature to reduce power consumption.
