PIC16LC712-04I/P Equivalent & Substitute Parts

Part Overview

The PIC16LC712-04I/P is an 8-bit microcontroller from Microchip Technology's PIC® 16C series, featuring 1.75KB OTP program memory, 128 bytes of RAM, and 13 I/O pins. This device operates at 4MHz with a supply voltage range of 2.5V to 5.5V and includes integrated peripherals such as brown-out detection, power-on reset, PWM, and watchdog timer functionality. The product maintains active status with verified availability and full RoHS3 compliance. Equivalent and substitute parts are identified to address application requirements for enhanced performance, alternative memory technologies, or extended feature sets while maintaining electrical and mechanical compatibility.

Substiute Parts

PIC16LC712-04I/P

Microchip TechnologyIn Stock: 973PIC16LC712-04I/P Datasheet

Current PartRFQ

PIC16F716-I/P

Microchip TechnologyIn Stock: 3234PIC16F716-I/P Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the PIC16LC712-04I/P is determined by strict alignment of the following critical parameters:

• Core Processor Architecture: Must be PIC to ensure instruction set compatibility
• Core Size: Must remain 8-Bit for software and hardware interface compatibility
• Package and Pinout: Must be 18-DIP (0.300", 7.62mm) for mechanical and electrical socket compatibility
• Number of I/O: Must provide 13 I/O pins to maintain circuit connectivity
• RAM Size: Must be 128 x 8 bytes for memory addressing compatibility
• Data Converters: Must include A/D 4x8b for analog input functionality
• Peripheral Set: Must include Brown-out Detect/Reset, POR, PWM, and WDT
• Operating Temperature Range: Must support -40°C ~ 85°C operation
• Voltage Supply Range: Must support operation within 2.5V ~ 5.5V envelope

The PIC16F716-I/P qualifies as a direct substitute based on these parameters. While it features FLASH memory instead of OTP and operates at higher speed (20MHz versus 4MHz), these enhancements do not compromise compatibility and provide functional advantages for development and production environments.

Parameter Comparison

Engineering Selection Recommendations

PIC16LC712-04I/P remains the appropriate selection for applications requiring OTP memory with fixed firmware deployment and cost optimization for high-volume production runs. The device maintains active product status with full RoHS3 and REACH compliance.

PIC16F716-I/P is the recommended substitute for development, prototyping, and production environments where firmware flexibility is required. The FLASH memory technology enables in-circuit reprogramming without device replacement. The higher operating speed (20MHz) and expanded program memory (4.6KB) provide enhanced performance headroom. The substitute maintains identical peripheral functionality, I/O count, and package compatibility while offering superior programmability. Both devices carry equivalent compliance certifications (RoHS3, REACH, EAR99).

Frequently Asked Questions (FAQ)

Q: Can PIC16F716-I/P directly replace PIC16LC712-04I/P in existing circuits?

A: Yes. Both devices share identical 18-DIP package dimensions, pinout configuration, 13 I/O pins, 128-byte RAM, peripheral set, and operating temperature range. No circuit modifications are required for mechanical or electrical compatibility.

Q: What are the key differences between these devices?

A: The primary differences are program memory technology (OTP versus FLASH), program memory capacity (1.75KB versus 4.6KB), and maximum operating speed (4MHz versus 20MHz). The PIC16F716-I/P supports in-circuit reprogramming, while the PIC16LC712-04I/P uses one-time programmable memory.

Q: Does the higher speed of PIC16F716-I/P affect circuit operation?

A: No. The PIC16F716-I/P operates at 20MHz maximum but is fully backward compatible with 4MHz clock configurations. Existing clock circuits and timing-dependent code will function identically. The higher speed capability provides additional performance margin without requiring circuit redesign.

Q: Are there voltage supply considerations when substituting?

A: The PIC16F716-I/P supports a slightly lower minimum voltage (2V versus 2.5V). Both devices operate within overlapping supply ranges. Existing power supply designs for the PIC16LC712-04I/P will function correctly with the substitute.

Q: What compliance certifications apply to both devices?

A: Both the PIC16LC712-04I/P and PIC16F716-I/P are RoHS3 compliant, REACH unaffected, and classified under ECCN EAR99. Regulatory and environmental requirements are equivalent.

Q: Can firmware written for PIC16LC712-04I/P run on PIC16F716-I/P?

A: Yes. Both devices use identical PIC instruction set architecture. Code compiled for the PIC16LC712-04I/P will execute on the PIC16F716-I/P without modification. The larger program memory of the substitute accommodates additional code if required.