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MAX9985ETX from MAXIM,MAXIM - Dallas Semiconductor

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MAX9985ETX

Manufacturer: MAXIM

Dual, SiGe, High-Linearity, 700MHz to 1000MHz Downconversion Mixer with LO Buffer/Switch

Partnumber Manufacturer Quantity Availability
MAX9985ETX MAXIM 32 In Stock

Description and Introduction

Dual, SiGe, High-Linearity, 700MHz to 1000MHz Downconversion Mixer with LO Buffer/Switch The MAX9985ETX is a high-linearity, low-noise amplifier (LNA) designed by Maxim Integrated (now part of Analog Devices). Below are its key specifications, descriptions, and features:

### **Manufacturer:**  
- **MAXIM (now Analog Devices)**

### **Specifications:**  
- **Frequency Range:** 400MHz to 4000MHz  
- **Gain:** 15.5dB (typical at 900MHz)  
- **Noise Figure:** 1.4dB (typical at 900MHz)  
- **Output IP3 (OIP3):** +35dBm (typical at 900MHz)  
- **P1dB (Output Power at 1dB Compression):** +21dBm (typical at 900MHz)  
- **Supply Voltage:** +3V to +5V  
- **Current Consumption:** 85mA (typical at +5V supply)  
- **Package:** 36-Pin TQFN (6x6mm)  

### **Descriptions:**  
- The MAX9985ETX is a high-performance LNA optimized for cellular and wireless infrastructure applications.  
- It provides excellent linearity and low noise figure, making it suitable for demanding RF front-end designs.  
- The device integrates internal matching for ease of use and supports a wide frequency range.  

### **Features:**  
- **High Linearity:** High OIP3 (+35dBm) for improved signal integrity.  
- **Low Noise Figure (1.4dB):** Enhances receiver sensitivity.  
- **Wideband Operation:** Supports 400MHz to 4000MHz.  
- **Integrated Matching:** Simplifies PCB design.  
- **Single Supply Operation:** +3V to +5V.  
- **Robust ESD Protection:** Up to ±2kV (HBM).  
- **Compact TQFN Package:** 36-pin, 6x6mm footprint.  

This amplifier is commonly used in base stations, repeaters, and other wireless communication systems requiring high linearity and low noise performance.

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