UPD70F3033AYGC-8EU-A

Microcontrollers Overview

The UPD70F3033AYGC-8EU-A is a 32-bit microcontroller from the V850/SB1 series, manufactured by Renesas Electronics. It features a 256 KB flash memory and 16 KB RAM within a 100-pin plastic LQFP package. The device integrates a 32-bit CPU core with an instruction set supporting signed multiplication and saturation operations. Connectivity includes multiple UARTs, CSI interfaces, and I²C bus controllers. Peripheral functions encompass a 10-bit A/D converter with 12 channels, a DMA controller, and various timer/counters.

Microcontrollers Feature Summary

• Integrates flash memory for electrical program writing and erasing while mounted on the board.
• Includes a 32-bit CPU core with general-purpose registers and a 16 MB linear address space.
• Supports asynchronous serial interfaces (UART) and clocked serial interfaces (CSI).
• Features a 10-bit resolution A/D converter with 12 analog input channels.

Microcontrollers Applications

• Audio equipment systems
• Car audio systems
• Video cassette recorders (VCR)
• Television sets

Microcontrollers Procurement Notes

Verify the specific ordering suffix against the manufacturer's current documentation to ensure compatibility with required pin configurations and internal ROM types. Confirm that the component meets the intended application quality grade, as usage in specific high-reliability categories requires prior written consent. Check for any product discontinuation notifications or environmental compliance updates before finalizing procurement plans.

Microcontrollers Selection Notes

Select this component when flash memory reprogrammability is required for evaluation stages or small-scale production. Ensure the design accommodates the 100-pin LQFP package dimensions. Verify that the system requirements align with the available serial interfaces and interrupt sources. Consider the noise immunity differences between flash and mask ROM versions if transitioning to mass production.

Microcontrollers Part Context

This part belongs to the V850/SB1 family of 32-bit single-chip microcontrollers designed for AV equipment. It serves as a flash memory variant of the µPD703033AY, replacing internal mask ROM to allow field updates. The device maintains functional compatibility with the mask ROM version for mass production replacement, provided code is written to empty areas.

Microcontrollers Replacement Considerations

The µPD70F3033AY can be replaced with the µPD703033AY for mass production. When substituting, write the same code into the empty area of the internal mask ROM. Evaluate noise immunity differences between the flash and mask versions during the transition.