MAX2441EAI+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: RF Transceiver
• Characteristics: Low-power, high-performance, wide frequency range
• Package: 28-pin SSOP (Shrink Small Outline Package)
• Essence: Single-chip transceiver solution for wireless communication systems
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Frequency Range: 300 MHz to 450 MHz
• Supply Voltage: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Transmit Output Power: Up to +10 dBm
• Receive Sensitivity: -118 dBm
• Modulation Schemes: FSK, GFSK, MSK, OOK
• Data Rate: Up to 500 kbps
• Current Consumption: 12 mA (transmit mode), 9 mA (receive mode)

Pin Configuration

The MAX2441EAI+T has a total of 28 pins. The pin configuration is as follows:

1. VCC
2. GND
3. TX_DATA
4. RX_DATA
5. TX_EN
6. RX_EN
7. RSSI
8. AGC_OUT
9. AGC_IN
10. VCO_TUNE
11. VCO_SEL
12. VCO_GND
13. VCO_VDD
14. VCO_OUT
15. VCO_BYP
16. VCO_CTL
17. VCO_CLK
18. VCO_DATA
19. VCO_LE
20. VCO_CE
21. VCO_CLKEN
22. VCO_PD
23. VCO_POR
24. VCO_REF
25. VCO_VDD
26. VCO_GND
27. VCO_SEL
28. VCO_TUNE

Functional Features

• Single-chip transceiver solution for wireless communication systems
• Low-power consumption for extended battery life
• Wide frequency range allows for versatile applications
• High-performance RF front-end with excellent sensitivity and output power
• Integrated AGC (Automatic Gain Control) for improved signal quality
• Supports various modulation schemes for flexible data transmission
• Built-in RSSI (Received Signal Strength Indicator) for signal strength monitoring

Advantages and Disadvantages

Advantages: - Compact and integrated design reduces system complexity - Low-power consumption extends battery life in portable devices - Wide frequency range enables compatibility with different applications - High-performance RF front-end ensures reliable communication - Integrated AGC improves signal quality under varying conditions

Disadvantages: - Limited to a specific frequency range (300 MHz to 450 MHz) - Requires external components for complete system implementation - May require additional circuitry for advanced features or specific applications

Working Principles

The MAX2441EAI+T is a single-chip transceiver that operates in the frequency range of 300 MHz to 450 MHz. It integrates all the necessary components for wireless communication, including a high-performance RF front-end, modulator/demodulator, and control logic.

During transmission, the TXDATA pin is used to input the digital data to be transmitted. The TXEN pin enables the transmit mode. The VCO (Voltage-Controlled Oscillator) generates the carrier frequency, which is then modulated according to the selected modulation scheme. The modulated signal is amplified and transmitted through the antenna.

During reception, the RXDATA pin outputs the received digital data. The RXEN pin enables the receive mode. The RF front-end amplifies and filters the incoming signal, which is then demodulated and decoded to retrieve the original data.

The AGC (Automatic Gain Control) circuitry ensures optimal signal strength and quality by adjusting the gain based on the received signal level. The RSSI (Received Signal Strength Indicator) provides a measurement of the received signal strength.

Detailed Application Field Plans

The MAX2441EAI+T is suitable for various wireless communication applications, including:

1. Remote Control Systems: Enables reliable and efficient remote control of devices such as garage doors, home automation systems, and industrial equipment.
2. Wireless Sensor Networks: Facilitates the deployment of sensor networks for monitoring and data collection in areas such as environmental monitoring, agriculture, and industrial automation.
3. Security Systems: Provides a wireless link for security systems, allowing for remote monitoring, alarm signaling, and integration with other security devices.
4. Telemetry Systems: Supports wireless data transmission in telemetry applications, such as remote monitoring of industrial processes, vehicle tracking, and asset management.

Detailed and Complete Alternative Models

1. CC110L: A low-power RF transceiver from Texas Instruments with similar features and frequency range.
2. NRF24L01+: An RF transceiver module from Nordic Semiconductor offering high-performance wireless communication