ATAR090C-017-TKQW

RF Transceiver ICS Overview

The ATAR090C-017-TKQW is a 4-bit microcontroller from Microchip Technology, packaged in a lead-free SSOP-20. It features 2 Kbytes of ROM and 256 bytes of 4-bit RAM. The device operates with a maximum clock frequency of 4 MHz and supports a wide supply voltage range from 1.8 V to 6.5 V. It includes 12 bidirectional I/O lines and functions at minimum supply voltages as low as 1.8 V at 2 MHz. The component is designed for extended temperature ranges up to 125°C.

RF Transceiver ICS Feature Summary

• Integrated IR remote control carrier generator and bi-phase/Manchester modulator/demodulator
• Wide operating supply voltage range supporting low-power applications
• Very low sleep current consumption for energy efficiency
• Programmable system clock with multiple sources and prescaler

RF Transceiver ICS Applications

• Infrared (IR) remote control systems
• RF data communication devices
• Consumer electronics requiring low power
• Industrial digital systems with remote interfaces

RF Transceiver ICS Procurement Notes

Verify the specific ordering suffix TKQW against the official Microchip datasheet to confirm package type and temperature grade. Ensure compatibility with existing PCB footprints for SSOP-20 packages. Confirm that the 4-bit architecture meets the processing requirements for the target application before procurement.

RF Transceiver ICS Selection Notes

Select this component for applications requiring integrated RF/IR modulation capabilities within a compact 4-bit architecture. Consider the wide voltage range for battery-powered designs. Evaluate the 4 MHz speed limit against real-time processing needs. Verify availability of development tools compatible with the Atmel/Microchip 4-bit family.

RF Transceiver ICS Part Context

This part belongs to the ATAR090-D family of single-chip microcontrollers by Microchip Technology (formerly Atmel). These controllers are specialized for high integration in remote control and data communication applications. The family emphasizes low power and multifunctional peripherals suitable for embedded consumer and industrial products.

RF Transceiver ICS Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Check Microchip's official cross-reference guides for potential alternatives within the same 4-bit portfolio.