PIC18F44J10T-I/PT Equivalent & Substitute Parts

Part Overview

The PIC18F44J10T-I/PT is an 8-bit microcontroller from Microchip Technology's PIC® 18J series, designed for embedded applications requiring moderate processing capability and integrated peripherals. This device operates at 40MHz with 16KB of FLASH program memory and 1KB of RAM, making it suitable for control and monitoring applications. The part is currently in active production status with verified programmability through DiGi-Electronics. Substitute parts are identified to address packaging availability, inventory requirements, and equivalent functional specifications.

Substiute Parts

PIC18F44J10T-I/PT

Microchip TechnologyIn Stock: 793PIC18F44J10T-I/PT Datasheet

Current PartRFQ

PIC18F44J10-I/PT

Microchip TechnologyIn Stock: 1255PIC18F44J10-I/PT Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the PIC18F44J10T-I/PT is determined by strict equivalence across the following critical parameters:

• Manufacturer and Series: Both parts must originate from Microchip Technology and belong to the PIC® 18J series
• Core Architecture: 8-bit PIC core processor
• Memory Configuration: 16KB FLASH program memory and 1KB RAM
• Operating Frequency: 40MHz maximum speed
• Voltage Supply Range: 2.7V to 3.6V
• I/O and Peripheral Set: 32 I/O pins with identical connectivity (I2C, SPI, UART/USART) and peripheral features (Brown-out Detect/Reset, POR, PWM, WDT)
• Package Footprint: 44-TQFP (10x10) surface mount package
• Compliance Standards: ROHS3 compliance and REACH unaffected status

The primary difference between the main part and its substitute lies in packaging format (Tape & Reel versus Tray) and programmability verification status, which do not affect electrical or functional compatibility.

Parameter Comparison

Engineering Selection Recommendations

Both the PIC18F44J10T-I/PT and PIC18F44J10-I/PT are functionally equivalent devices with identical electrical specifications and performance characteristics. Selection between these parts should be based on the following factors:

Packaging and Supply Chain: The main part (PIC18F44J10T-I/PT) is supplied in Tape & Reel format, suitable for high-volume automated assembly operations. The substitute part (PIC18F44J10-I/PT) is supplied in Tray format, appropriate for lower-volume applications or manual assembly processes.

Programmability Verification: The main part carries DiGi-Electronics programmability verification status. The substitute part does not carry this verification. If programmability verification is a requirement for your application or quality assurance process, the main part is the appropriate selection.

Product Status and Compliance: Both parts maintain active production status with ROHS3 compliance and REACH unaffected designation, ensuring long-term availability and regulatory compliance.

Inventory Availability: Current inventory levels differ between the two parts. The substitute part (PIC18F44J10-I/PT) has higher stock availability (1160 Pcs) compared to the main part (690 Pcs).

Frequently Asked Questions (FAQ)

Q: Can PIC18F44J10-I/PT be used as a direct replacement for PIC18F44J10T-I/PT in production?

A: Yes. Both parts are electrically and functionally identical. The difference in part number suffix reflects packaging format only (Tape & Reel versus Tray). PCB layout, firmware, and system design require no modification.

Q: What is the significance of the "T" in PIC18F44J10T-I/PT?

A: The "T" designates Tape & Reel packaging format. The substitute part without this suffix uses Tray packaging. Both formats contain identical die and electrical specifications.

Q: Does the packaging format affect electrical performance?

A: No. Packaging format affects only supply chain logistics and assembly process compatibility. Electrical performance, operating characteristics, and functional specifications are identical between Tape & Reel and Tray formats.

Q: Is programmability verification required for my application?

A: Programmability verification is a quality assurance measure provided by DiGi-Electronics for the main part. If your application or quality process mandates this verification, select the main part (PIC18F44J10T-I/PT). If verification is not a requirement, the substitute part is fully compatible.

Q: Are there any temperature or voltage operating differences between these parts?

A: No. Both parts operate identically across the full temperature range (-40°C to 85°C) and voltage supply range (2.7V to 3.6V).

Q: Can I mix these parts in the same production batch?

A: Yes. Since both parts are functionally identical, they can be used interchangeably within the same design. However, packaging format differences may require separate handling procedures during assembly.

Q: What is the MSL rating and why does it matter?

A: Both parts carry MSL 3 rating with a 168-hour floor life. This indicates moisture sensitivity level and the maximum time the component can be exposed to ambient conditions (30°C, 85% RH) before requiring baking. Storage and handling procedures are identical for both parts.