PSD834F2-70J

Overview

The PSD834F2-70J is a programmable peripheral integrated circuit manufactured by STMicroelectronics. Designed as an 8-bit MCU peripheral, it operates at a speed of 70 ns and is housed in a 52-pin PLCC package with J-leads (19.1x19.1 mm). The device supports surface mount installation and is classified under specialized ICs for programmable peripherals.

Feature Summary

• Programmable Peripheral IC architecture
• 52-LCC (J-Lead) surface mount package
• 70 ns operational speed
• Designed for 8-bit MCU peripheral applications

Applications

• 8-Bit MCU Peripherals

Procurement Notes

Verify the specific revision level and manufacturing lot date code upon order confirmation. Confirm that the 52-PLCC package dimensions match the target PCB footprint requirements. Ensure compatibility with existing 8-bit microcontroller systems before procurement.

Selection Notes

Select this component when integrating programmable logic functions into 8-bit microcontroller designs requiring a 52-pin interface. Compare pinout configurations against the target MCU to ensure signal integrity. Verify voltage levels and timing constraints against the system specifications.

Part Context

This part belongs to the PSD834 series of programmable peripheral ICs from STMicroelectronics. It serves as a hardware accelerator or interface expander for 8-bit microcontrollers, providing customizable logic functions within a standard PLCC package format.

Replacement Considerations

Check for direct pin-to-pin replacements within the same PSD834 family. Verify electrical characteristics and programming tools compatibility if substituting with other programmable peripheral ICs.