SABC541U1ENCA

Microcontrollers Overview

The SAB-C541U-1ENCA is an 8-bit CMOS microcontroller based on the UVPROM architecture, utilizing the 8051 CPU core. It operates at a maximum clock frequency of 12 MHz and features a 16-bit address bus with an 8-bit external data bus. The device is housed in a 44-pin Plastic Quad Flat Package (PQCC44) with 30 I/O lines. It supports a supply voltage range of 4 V to 5.5 V and functions within an operating temperature range of -40 °C to +70 °C. The memory configuration includes OTPROM for program storage.

Microcontrollers Feature Summary

• Integrates an 8051-compatible CPU core with UVPROM technology for non-volatile code storage.
• Provides flexible input/output capabilities through 30 dedicated I/O lines accessible via the 44-pin package.
• Supports standard parallel interface operations with 16-bit addressing and 8-bit data width.

Microcontrollers Applications

• General-purpose embedded control systems requiring 8-bit processing.
• Industrial applications compatible with standard 8051 instruction sets.
• Consumer electronics utilizing low-power CMOS logic families.

Microcontrollers Procurement Notes

Verify the specific suffix 'CA' against official Infineon documentation to confirm pinout compatibility and material composition. Confirm that the UVPROM programming requirements align with your existing hardware infrastructure. Ensure the PQCC44 package dimensions match your PCB footprint specifications precisely before finalizing procurement decisions.

Microcontrollers Selection Notes

Select this component when an 8051-compatible architecture with OTPROM is required for cost-sensitive designs. Consider the 12 MHz operational speed and 4V-5.5V supply range for compatibility with standard logic levels. Evaluate the 44-pin form factor against available board space and I/O count requirements for the target application.

Microcontrollers Part Context

This part belongs to the C541 family of 8-bit microcontrollers originally developed by Siemens and later managed by Infineon Technologies. The family represents legacy CMOS technology designed for robust industrial and commercial control applications. The SAB prefix typically denotes specific manufacturing or qualification variants within this historical product line.

Microcontrollers Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Cross-reference with other C541 family members such as C541U only if electrical parameters and pinouts are verified identical through official datasheets.