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MAX2118UTL+ from MAXIN,MAXIM - Dallas Semiconductor

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MAX2118UTL+

Manufacturer: MAXIN

Complete DBS Direct-Conversion Tuner ICs with Monolithic VCOs

Partnumber Manufacturer Quantity Availability
MAX2118UTL+,MAX2118UTL MAXIN 1325 In Stock

Description and Introduction

Complete DBS Direct-Conversion Tuner ICs with Monolithic VCOs The MAX2118UTL+ is a highly integrated, direct-conversion tuner IC designed by Maxim Integrated (now part of Analog Devices). Below are its key specifications, descriptions, and features based on factual data:

### **Specifications:**  
- **Manufacturer:** Maxim Integrated (now Analog Devices)  
- **Part Number:** MAX2118UTL+  
- **Package:** 40-pin TQFN (Thin Quad Flat No-Lead)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Supply Voltage:** 3.3V ±10%  
- **Frequency Range:**  
  - RF Input: 925MHz to 2175MHz  
  - IF Output: DC to 8MHz  
- **Gain Control Range:** 64dB (typical)  
- **Noise Figure:** 7dB (typical)  
- **Input IP3 (Third-Order Intercept):** +5dBm (typical)  
- **Power Consumption:** 450mW (typical)  

### **Description:**  
The MAX2118UTL+ is a direct-conversion tuner IC optimized for satellite and cable TV applications. It integrates a low-noise amplifier (LNA), mixer, local oscillator (LO), and baseband amplifiers, eliminating the need for external IF SAW filters. It supports both QPSK and QAM demodulation schemes.  

### **Features:**  
- **Highly Integrated Design:** Combines LNA, mixer, LO, and baseband amplifiers in a single chip.  
- **Direct Conversion Architecture:** Converts RF directly to baseband, reducing external components.  
- **Wide Frequency Range:** Supports 925MHz to 2175MHz RF input.  
- **Low Noise Figure:** 7dB typical for improved sensitivity.  
- **Automatic Gain Control (AGC):** 64dB gain control range for dynamic signal handling.  
- **Low Power Consumption:** 450mW typical operation.  
- **Single 3.3V Supply:** Simplifies power management.  
- **I²C-Compatible Interface:** For digital control and configuration.  

This information is sourced from the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

Complete DBS Direct-Conversion Tuner ICs with Monolithic VCOs

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