DF70834AN80FTV

Microcontrollers Overview

The DF70834AN80FTV is a 32-bit microcontroller from the Renesas SH7083 series, utilizing the SH-2 core. It features 256 kB of program memory and 16 kB of data RAM. The device operates at a maximum clock frequency of 80 MHz with a supply voltage range of 3 V to 5.5 V. It includes 73 I/O ports, an 8-channel 10-bit ADC, and supports DMA. The component is housed in a QFP-100 package and functions within a temperature range of -20°C to +85°C.

Microcontrollers Feature Summary

• Provides large-capacity, high-speed on-chip flash memory capable of constant single cycle access at 80 MHz.
• Integrates multiple peripheral interfaces including DMA, PWM, and watchdog timer for system control.

Microcontrollers Applications

• Home appliance system control
• Connectivity applications

Microcontrollers Procurement Notes

Verify the current lifecycle status before procurement, as this component is marked as Not Recommended for New Designs (NRND). Confirm availability through authorized distributors, noting that stock levels may be limited or restricted. Ensure compliance with RoHS directives and moisture sensitivity level requirements during handling and storage.

Microcontrollers Selection Notes

Select this MCU for designs requiring the SH-2 architecture with moderate memory capacity. Consider the specific operating temperature range of -20°C to +85°C against environmental constraints. Evaluate the 100-pin QFP footprint for PCB layout compatibility. Review pinout assignments for the 73 available I/O ports to ensure sufficient connectivity for the target application.

Microcontrollers Part Context

This part belongs to the SH7083 group of 32-bit microcontrollers designed for general-purpose system control. The SH708x series emphasizes high-speed execution via single-cycle flash access. This specific model represents a variant within the family offering 256 kB of flash memory, targeting cost-sensitive embedded applications requiring reliable processing performance.

Microcontrollers Replacement Considerations

Consult official documentation for direct substitutes. Other variants in the SH7083 series, such as those with different memory sizes or packages, may serve as alternatives if pin-compatible. Verify electrical specifications and firmware compatibility when considering cross-model replacements.