Overview
The MAX2323ETI+T is a highly versatile and reliable RF amplifier and mixer IC produced by Analog Devices Inc./Maxim Integrated. This component is optimized for code-division multiple-access (CDMA) applications in both cellular and PCS bands. It is particularly suited for dual-band, triple-mode CDMA applications, providing switched signal paths for cellular FM, cellular CDMA, and PCS CDMA. The MAX2323ETI+T is known for its high-performance capabilities, including low-noise amplification and high linearity, making it an excellent choice for a wide range of electronic projects.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Product Category | RF Amplifier | |
| Technology | Si | |
| Minimum Operating Temperature | -40 | °C |
| Operating Temperature Range | -40 to +85 | °C |
| Junction Temperature | +150 | °C |
| Storage Temperature Range | -65 to +150 | °C |
| Lead Temperature (soldering, 10s) | +300 | °C |
| Package/Case | 28-WFQFN Exposed Pad | |
| RoHS | True | |
| Factory Pack Quantity | 2500 | |
| Low-Band RF Frequency Range | 850 to 950 | MHz |
| High-Band RF Frequency Range | 1800 to 2200 | MHz |
| IF Frequency Range | 40 to 400 | MHz |
| LO Input Level | -7 to 0 | dBm |
| Operating Supply Current (High-Gain, High-Linearity Mode) | 25.5 to 31.5 | mA |
| Shutdown Supply Current | 1 to 25 | µA |
Key Features
- Low-Noise Amplification and High Linearity: The MAX2323ETI+T features adjustable high-intercept LNAs that minimize desensitization in the presence of large interfering signals, ensuring high linearity and low noise figures.
- Multi-Mode Operation: Supports dual-band, triple-mode CDMA applications with switched signal paths for cellular FM, cellular CDMA, and PCS CDMA.
- High-Gain States: Implements four LNA gain states (high gain/high linearity, high gain/low linearity, mid-gain, and low gain) to optimize performance and power consumption.
- Differential IF Outputs: The CDMA mixers are designed with differential IF outputs for improved signal integrity and noise rejection.
- Compact Packaging: Available in a 28-WFQFN exposed pad package, which is suitable for surface mount applications.
Applications
- CDMA Cellular and PCS Bands: Optimized for use in CDMA cellular and PCS bands, making it ideal for wireless communication systems.
- Wireless & RF Integrated Circuits: Suitable for various wireless and RF applications requiring low-noise amplification and high linearity).
- Telecommunication Equipment: Used in telecommunication equipment to enhance signal quality and reduce noise in communication systems.
Q & A
- What is the primary function of the MAX2323ETI+T?
The MAX2323ETI+T is a low-noise amplifier (LNA) plus mixer IC optimized for CDMA applications in both cellular and PCS bands.
- What are the different gain states of the MAX2323ETI+T?
The MAX2323ETI+T implements four LNA gain states: high gain/high linearity, high gain/low linearity, mid-gain, and low gain.
- What is the operating temperature range of the MAX2323ETI+T?
The operating temperature range is -40°C to +85°C.
- What is the package type of the MAX2323ETI+T?
The MAX2323ETI+T is available in a 28-WFQFN exposed pad package.
- Is the MAX2323ETI+T RoHS compliant?
Yes, the MAX2323ETI+T is RoHS compliant.
- What are the typical supply currents for the high-gain, high-linearity mode?
The typical supply currents for the high-gain, high-linearity mode are 25.5 to 31.5 mA.
- What is the shutdown supply current of the MAX2323ETI+T?
The shutdown supply current is 1 to 25 µA.
- What are the frequency ranges supported by the MAX2323ETI+T?
The MAX2323ETI+T supports low-band RF frequencies from 850 to 950 MHz and high-band RF frequencies from 1800 to 2200 MHz.
- How does the MAX2323ETI+T minimize desensitization?
The MAX2323ETI+T minimizes desensitization through its adjustable high-intercept LNA, which reduces the impact of large interfering signals.
- What is the typical LO input level for the MAX2323ETI+T?
The typical LO input level is -7 to 0 dBm.
