PIC12CE519-04I/P Equivalent & Substitute Parts

Part Overview

The PIC12CE519-04I/P is an 8-bit microcontroller from Microchip Technology's PIC® 12C series, designed for embedded applications requiring low-cost, compact solutions. This device features 1.5KB of OTP (One-Time Programmable) memory, 5 I/O pins, and operates at 4MHz with an internal oscillator. The product is currently active and widely available with 819 units in stock. Finding equivalent or substitute parts may be necessary due to design requirements for reprogrammability, higher performance, or extended memory capacity.

Substiute Parts

PIC12CE519-04I/P

Microchip TechnologyIn Stock: 902PIC12CE519-04I/P Datasheet

Current PartRFQ

PIC12F629-I/P

Microchip TechnologyIn Stock: 35501PIC12F629-I/P Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

The PIC12F629-I/P qualifies as a direct substitute based on the following critical parameters:

Compatibility Criteria:

• Identical core processor family (PIC)
• Identical core size (8-Bit)
• Identical package type (8-DIP, 0.300", 7.62mm)
• Identical number of I/O pins (5)
• Overlapping voltage supply range (2V ~ 5.5V encompasses 3V ~ 5.5V)
• Identical mounting type (Through Hole)
• Identical operating temperature range (-40°C ~ 85°C)

Key Differences:

• Program memory type: OTP (PIC12CE519) vs. FLASH (PIC12F629)
• Program memory size: 1.5KB vs. 1.75KB
• Speed: 4MHz vs. 20MHz
• EEPROM size: 16 x 8 vs. 128 x 8
• RAM size: 41 x 8 vs. 64 x 8

The PIC12F629-I/P provides enhanced capabilities including reprogrammable FLASH memory, higher clock speed, and increased data storage, while maintaining full pin-compatible form factor and electrical interface.

Parameter Comparison

Engineering Selection Recommendations

Both devices meet ROHS3 compliance and REACH unaffected status, ensuring regulatory alignment for industrial and commercial applications. The PIC12CE519-04I/P remains the appropriate choice for applications with fixed firmware requirements and cost optimization priorities. The PIC12F629-I/P is suitable for applications requiring field reprogrammability, higher processing speed, or expanded memory capacity, while maintaining identical pinout and package compatibility. Both devices are active products with verified programmability status through DiGi-Electronics.

Frequently Asked Questions (FAQ)

Q: Can PIC12F629-I/P directly replace PIC12CE519-04I/P in existing designs?

A: Yes, the PIC12F629-I/P is pin-compatible and maintains the same 8-DIP package footprint. No PCB modifications are required. However, firmware must be validated for the higher clock speed (20MHz vs. 4MHz) and FLASH memory architecture.

Q: What are the main functional differences between these devices?

A: The primary difference is memory type: PIC12CE519-04I/P uses OTP (One-Time Programmable) memory, while PIC12F629-I/P uses FLASH memory, allowing multiple reprogramming cycles. The PIC12F629-I/P also offers higher speed (20MHz), larger program memory (1.75KB), and expanded EEPROM and RAM.

Q: Are there voltage supply considerations when substituting?

A: The PIC12F629-I/P operates at a lower minimum voltage (2V vs. 3V), providing broader supply range compatibility. Both devices support the standard 5V logic level and are suitable for 3.3V systems.

Q: Do both devices require the same programming equipment?

A: Both devices are verified as programmable through DiGi-Electronics and use Microchip's standard PIC programming protocols. Verify that your programmer supports both OTP and FLASH variants of the PIC 12-series.

Q: What is the inventory status for these parts?

A: PIC12CE519-04I/P has 819 units in stock. PIC12F629-I/P has significantly higher availability at 35,400 units in stock, providing better supply chain flexibility.