PIC17LC756AT-08I/L

Microcontrollers Overview

The PIC17LC756AT-08I/L is an 8-bit CMOS EPROM microcontroller from the PIC17C family. It features a 16-bit instruction word architecture with up to 32 KB of program memory and 902 bytes of RAM. The device supports a maximum clock frequency of 8 MHz and includes a 10-bit Analog-to-Digital Converter (ADC) with 12 channels. It offers 50 I/O lines, multiple timer/counters, and communication interfaces including SPI, I2C, and USART. Operating within a voltage range of 4.5 V to 5.5 V, it functions in temperatures from -40°C to +85°C.

Microcontrollers Feature Summary

• High-performance 8-bit RISC core with 16-bit wide instructions for efficient code execution
• Integrated 10-bit ADC module supporting multiple analog input channels
• Comprehensive peripheral set including MSSP, PWM, and multiple timer/counter modules
• Windowed ceramic package allowing for UV erasure and reprogramming

Microcontrollers Applications

• Industrial control systems requiring robust processing and analog interfacing
• Complex sensor interface applications utilizing high-resolution ADC capabilities
• Communication gateway devices leveraging integrated serial protocols
• Embedded systems needing non-volatile EPROM storage for frequent code updates

Microcontrollers Procurement Notes

Verify the specific suffix 'L' indicates low-voltage operation compatible with the 4.5V to 5.5V range. Confirm the 'T' suffix denotes tape and reel packaging if required for automated assembly. Ensure the 'I' suffix matches industrial temperature requirements. Check current availability status as older EPROM variants may have limited production runs or be subject to obsolescence notices from Microchip Technology.

Microcontrollers Selection Notes

Select this component when a high pin count and extensive I/O are necessary alongside analog signal processing. The EPROM technology suits designs requiring field-upgradable firmware via UV erasure. Compare against Flash-based PIC17C models if power consumption during programming is a concern or if electrical erasure is preferred over UV exposure. Consider the 8 MHz speed limit against higher-frequency alternatives if real-time performance demands exceed this threshold.

Microcontrollers Part Context

This part belongs to the PIC17C75x series, designed for high-performance embedded applications. It shares architectural similarities with the PIC17C756 but differs in operating voltage and clock speed specifications. The windowed CERDIP package distinguishes it from surface-mount-only variants, facilitating prototyping and development cycles where code modification is frequent.

Microcontrollers Replacement Considerations

Direct replacements include the PIC17C756AT-08I/L if available. Verify functional equivalence regarding pinout and register compatibility. Cross-reference with PIC17C756 variants differing only in speed grade or package type. Consult Microchip documentation for any errata sheets applicable to Rev. A silicon that might affect integration.