T5753-6AP

RF Transmitter Overview

The T5753-6AP is a UHF ASK/FSK transmitter IC designed for low-cost RF transmission systems with data rates up to 32 kBaud. It operates within the 310 MHz to 330 MHz frequency range and delivers an output power of 8.0 dBm while maintaining a low supply current of 9.0 mA. The device supports a supply voltage of 2.0 V to 4.0 V and features an integrated PLL with loop filter. It includes ESD protection rated at 4 kV HBM and 200 V MM, excluding Pin 2 which has 100 V MM rating. The component is housed in an 8-pin TSSOP package.

RF Transmitter Feature Summary

• Integrated PLL with loop filter for stable frequency generation
• High output power of 8.0 dBm combined with low supply current consumption
• Robust ESD protection capabilities across multiple pins
• Single-ended antenna output with high-efficiency power amplifier

RF Transmitter Applications

• UHF ASK/FSK remote control transmitters
• Tire pressure monitoring systems requiring 125°C operation
• Low-cost RF transmission systems
• Battery-powered wireless sensor nodes

RF Transmitter Procurement Notes

Verify the specific suffix (e.g., -6AP) against official Microchip documentation to confirm pinout compatibility and temperature grade. Ensure the selected variant matches the required operating temperature range, as industrial and extended grades may differ. Confirm that the TSSOP8L package dimensions align with the target PCB footprint before finalizing procurement orders.

RF Transmitter Selection Notes

Select this component for applications requiring simple ASK or FSK modulation schemes without complex external circuitry. It is suitable for designs powered by a single Li-cell due to its wide voltage input range. Consider the isolation between the PLL and PA when designing layouts to minimize interference. Verify that the microcontroller interface can support the required clocking and modulation capacitor connections.

RF Transmitter Part Context

The T5753 series comprises UHF ASK/FSK transmitters developed for RF low-cost transmission systems. These ICs integrate the necessary functions for transmission, including the VCO and power amplifier, into a single-chip solution. This integration minimizes external component count and simplifies the design process for manufacturers developing wireless communication devices in the UHF band.

RF Transmitter Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.