UPD78F1235GB-GAH-AX

Microcontrollers Overview

The UPD78F1235GB-GAH-AX is a 16-bit microcontroller from the Renesas 78K0R/Ix3 series. It features a core processor operating at up to 40MHz, though some specifications list a maximum operating frequency of 20MHz. The device includes 64KB (64K x 8) of Flash memory and 3KB of RAM. It is housed in a 64-pin LQFP package with 64 lead counts. The supply voltage range is specified as 2.7V to 5.5V.

Microcontrollers Feature Summary

• Integrates 16-bit CPU architecture for efficient data processing within the 78K0R/Ix3 family.
• Provides substantial non-volatile program storage via 64KB Flash memory capacity.
• Supports flexible power operation across a wide voltage range suitable for various embedded applications.

Microcontrollers Applications

• General-purpose embedded control systems requiring 16-bit processing.
• Industrial automation controllers utilizing the 78K0R core.
• Consumer electronics devices powered by standard voltage supplies.

Microcontrollers Procurement Notes

Verify the specific datasheet version for the exact maximum operating frequency, as sources indicate both 20MHz and 40MHz capabilities for this part number. Confirm package availability and RoHS compliance status directly with the manufacturer or authorized distributors before finalizing procurement plans.

Microcontrollers Selection Notes

Select this component when a 16-bit architecture is required over the 8-bit variants in the same series. Ensure the design accommodates the 64-pin LQFP footprint. Compare against other 78K0R models if different memory sizes or pin counts are needed for the specific application constraints.

Microcontrollers Part Context

This microcontroller belongs to the Renesas 78K0R/Ix3 series, which focuses on low-power performance and integrated peripherals. It serves as an upgrade path for designs previously using 8-bit 78K0/0x3 devices, offering increased word size and memory capacity while maintaining compatibility with the established instruction set ecosystem.

Microcontrollers Replacement Considerations

Check for direct substitutes within the 78K0R/Ix3 family that offer identical pinouts and memory configurations. Verify if older revisions or alternative suffixes provide equivalent electrical characteristics for existing board layouts.