The Atmel U2320B-BFLG3 is a single-chip ASK/FSK transmitter designed for remote control and wireless communication applications. It is designed for low-power operation and high integration. It enables reliable transmission of data over short to medium distances, commonly used in keyless entry systems, garage door openers, and remote control devices.

Applications

• Remote Keyless Entry (RKE) Systems: Used in automotive RKE systems to control door locks and other functions.
• Garage Door Openers: Integrated into transmitters for wireless operation of garage doors.
• Home Automation: Suitable for use in home automation systems for remote control of appliances and lighting.
• Alarm Systems: Employed in wireless alarm systems for secure communication.
• Industrial Remote Control: Can be adapted for industrial remote control applications.

Features

• ASK/FSK Modulation: Supports both Amplitude Shift Keying (ASK) and Frequency Shift Keying (FSK) modulation.
• Low Power Consumption: Optimized for low power operation, crucial for battery-powered devices.
• Single-Chip Design: Integrates all necessary transmitter functions into a single chip.
• UHF Frequency Range: Operates in the UHF band, typically between 300 MHz and 950 MHz.
• Small Package: Comes in a small form-factor package (BFLG3) for space-constrained applications.

Benefits

• Long Battery Life: Low power consumption extends the operational life of battery-powered devices.
• Simplified Integration: Single-chip integration reduces component count and simplifies system design.
• Robust Communication: ASK/FSK modulation provides reliable wireless communication.
• Cost-Effective: Offers a cost-effective solution for wireless remote control applications.

Additional Details

The Atmel U2320B-BFLG3 typically requires an external antenna to achieve optimal transmission range. It features programmable output power settings to adjust the signal strength. It includes frequency calibration capabilities for stable and accurate operation. The operating voltage range is typically between 2.0V and 3.6V. The BFLG3 package likely denotes a QFN (Quad Flat No-Leads) or similar small package type. The specific RF frequency is determined by external components. Designed to meet regulatory standards for short-range devices. Requires a microcontroller to format and transmit data. May incorporate features like a sleep mode to further reduce power consumption when idle.