T5750C-6AQJ-66

RF Transmitter Overview

The T5750C-6AQJ-66 is a PLL-based RF transmitter IC designed for low-cost transmission systems. It supports ASK modulation with data rates up to 32 kBaud and delivers an output power of 5.5 dBm. The device operates within the 868–928 MHz frequency range using a supply voltage between 2 V and 4 V, drawing 8.5 mA during transmission. Packaged in an 8-TSSOP surface-mount format, it functions across temperatures from -55°C to +125°C.

RF Transmitter Feature Summary

• Integrated phase-locked loop (PLL) architecture for stable RF generation
• Supports ASK modulation schemes for simple digital transmission
• High operating temperature range suitable for industrial environments

RF Transmitter Applications

• Low-cost wireless sensor networks
• Remote control systems
• Industrial telemetry applications

RF Transmitter Procurement Notes

This component is officially listed as obsolete by Microchip Technology. Verify end-of-life status and availability through authorized distributors or secondary markets before procurement planning. Ensure compatibility with existing designs due to potential supply chain discontinuation.

RF Transmitter Selection Notes

Select this part for applications requiring fixed-frequency ASK transmission in the 868–928 MHz band. Consider the 8.5 mA transmit current and 5.5 dBm output power when designing power budgets. The wide temperature range supports harsh environment deployment.

RF Transmitter Part Context

Part of the Atmel T5750 series of RF transmitters, optimized for cost-sensitive wireless applications. The T5750C variant targets specific regional ISM bands. This model represents a legacy silicon solution now superseded by newer integrated radio solutions.

RF Transmitter Replacement Considerations

No direct public substitute part numbers are confirmed. Designers should evaluate newer Microchip RFICs or third-party alternatives offering similar frequency ranges and modulation types.