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MAX2820AETM from MAX,MAXIM - Dallas Semiconductor

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MAX2820AETM

Manufacturer: MAX

2.4GHz 802.11b Zero-IF Transceivers

Partnumber Manufacturer Quantity Availability
MAX2820AETM MAX 7500 In Stock

Description and Introduction

2.4GHz 802.11b Zero-IF Transceivers The MAX2820AETM is a highly integrated, single-chip transceiver designed for 2.4GHz IEEE 802.11g/b WLAN applications.  

### **Manufacturer:**  
- **MAX** (Maxim Integrated)  

### **Key Specifications:**  
- **Frequency Range:** 2.4GHz to 2.5GHz  
- **Modulation:** Supports OFDM, DSSS, and CCK for 802.11g/b  
- **Transmit Power:** Up to +16dBm output power  
- **Receiver Sensitivity:** -72dBm for 54Mbps OFDM  
- **Supply Voltage:** 2.7V to 3.6V  
- **Current Consumption:**  
  - TX: 280mA (typical)  
  - RX: 90mA (typical)  
- **Package:** 48-pin TQFN (7mm x 7mm)  
- **Integrated Features:**  
  - On-chip PA (Power Amplifier)  
  - LNA (Low-Noise Amplifier)  
  - Mixers  
  - VCO (Voltage-Controlled Oscillator)  
  - Baseband filters  
  - Digital control interface  

### **Descriptions & Features:**  
- **Single-Chip Solution:** Integrates RF, IF, and baseband functions for WLAN applications.  
- **High Integration:** Reduces external component count, simplifying design.  
- **Low Power Consumption:** Optimized for battery-powered devices.  
- **Fully Compliant:** Meets IEEE 802.11g/b standards.  
- **Digital Interface:** SPI-compatible control for easy configuration.  
- **On-Chip Power Management:** Includes power-saving modes.  

This transceiver is commonly used in wireless networking devices such as routers, access points, and embedded systems requiring 2.4GHz WLAN connectivity.

Application Scenarios & Design Considerations

2.4GHz 802.11b Zero-IF Transceivers
Partnumber Manufacturer Quantity Availability
MAX2820AETM MAXIM 200 In Stock

Description and Introduction

2.4GHz 802.11b Zero-IF Transceivers The MAX2820AETM is a transceiver IC manufactured by Maxim Integrated (now part of Analog Devices). Below are its key specifications, descriptions, and features based on factual information:  

### **Specifications:**  
- **Manufacturer:** Maxim Integrated  
- **Part Number:** MAX2820AETM  
- **Type:** RF Transceiver  
- **Frequency Range:** 2.4 GHz to 2.5 GHz  
- **Modulation:** Supports IEEE 802.11b/g (DSSS/CCK/OFDM)  
- **Supply Voltage:** 2.7V to 3.6V  
- **Current Consumption:**  
  - Receive Mode: 45 mA (typical)  
  - Transmit Mode: 240 mA (typical at +15 dBm output)  
- **Output Power:** Up to +15 dBm  
- **Receiver Sensitivity:** -75 dBm (typical for 802.11b, 11 Mbps)  
- **Package:** 48-pin TQFN (7mm x 7mm)  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions:**  
The MAX2820AETM is a fully integrated, single-chip RF transceiver designed for 2.4 GHz IEEE 802.11b/g wireless LAN applications. It integrates a direct-conversion receiver, a transmitter with a power amplifier, a voltage-controlled oscillator (VCO), and a synthesizer, reducing the need for external components.  

### **Features:**  
- **Integrated Power Amplifier (PA):** Supports up to +15 dBm output power.  
- **Low-Noise Amplifier (LNA):** High sensitivity for improved receiver performance.  
- **Direct Conversion Architecture:** Eliminates the need for IF filters.  
- **On-Chip VCO and Synthesizer:** Reduces external component count.  
- **I/Q Baseband Interface:** Compatible with baseband processors.  
- **Low-Power Modes:** Supports power-saving operation.  
- **Fully Compliant:** Meets IEEE 802.11b/g standards.  

This information is based on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

2.4GHz 802.11b Zero-IF Transceivers

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