KMPC8347VRAGDB Equivalent & Substitute Parts

Part Overview

The KMPC8347VRAGDB is a PowerPC e300 microprocessor IC from the MPC83xx series, featuring a single 32-bit core operating at 266MHz with integrated DDR RAM controller, dual 10/100/1000Mbps Ethernet ports, and dual USB 2.0 interfaces. This component is classified as obsolete, necessitating identification of active equivalent parts to maintain system continuity and support ongoing production requirements.

Substiute Parts

KMPC8347VRAGDB

NXP USA Inc.In Stock: 996KMPC8347VRAGDB Datasheet

Current PartRFQ

MPC8347VRAGDB

NXP SemiconductorsIn Stock: 2007MPC8347VRAGDB Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the KMPC8347VRAGDB is determined by strict alignment across the following critical parameters:

Core Architecture & Processor Family: The substitute must utilize the PowerPC e300 core architecture within the MPC83xx series to ensure instruction set compatibility and firmware portability.

Physical Package & Pinout: The 620-HBGA (29x29) package with exposed pad configuration must be maintained to ensure PCB layout compatibility and mechanical fit without redesign.

Peripheral Integration: Dual 10/100/1000Mbps Ethernet ports, dual USB 2.0 interfaces with PHY, DDR RAM controller, and additional interfaces (DUART, I2C, PCI, SPI) must be present to support existing system functionality.

Electrical Specifications: I/O voltage levels (2.5V, 3.3V) and operating temperature range (0°C ~ 105°C) must be maintained for system compatibility.

Compliance & Certifications: RoHS3 compliance and MSL rating of 3 (168 Hours) must be preserved to meet manufacturing and environmental requirements.

The MPC8347VRAGDB meets all substitution criteria while offering improved performance characteristics.

Parameter Comparison

Engineering Selection Recommendations

The MPC8347VRAGDB is the qualified substitute for the obsolete KMPC8347VRAGDB. Both components maintain identical core architecture, peripheral integration, package configuration, and compliance certifications. The substitute part is currently in active production status, ensuring long-term availability and supply chain continuity.

The primary distinction is the increased clock speed of 400MHz in the substitute versus 266MHz in the original part. This performance enhancement is backward compatible with systems designed for the lower frequency variant, as the PowerPC e300 instruction set and peripheral interface specifications remain unchanged. The substitute part carries ROHS3 compliance and equivalent MSL rating, satisfying manufacturing and environmental requirements.

Frequently Asked Questions (FAQ)

Q: Can the MPC8347VRAGDB directly replace the KMPC8347VRAGDB without PCB modifications?

A: Yes. Both parts utilize the identical 620-HBGA (29x29) package with exposed pad configuration, pinout, and electrical specifications. No PCB layout changes are required.

Q: What is the impact of the 400MHz speed increase in the substitute part?

A: The MPC8347VRAGDB operates at 400MHz compared to 266MHz in the original part. This represents a performance enhancement that is fully backward compatible. Systems designed for the lower frequency will operate correctly at the higher frequency without firmware or software modifications.

Q: Are the peripheral interfaces identical between both parts?

A: Yes. Both parts provide dual 10/100/1000Mbps Ethernet ports, dual USB 2.0 interfaces with PHY, DDR RAM controller, and identical additional interfaces (DUART, I2C, PCI, SPI).

Q: Do both parts meet the same compliance and environmental standards?

A: Yes. Both parts are ROHS3 compliant with MSL rating of 3 (168 Hours), meeting identical manufacturing and environmental requirements.

Q: Why is the original part classified as obsolete?

A: The KMPC8347VRAGDB has reached end-of-life status. The MPC8347VRAGDB remains in active production, providing continued availability and support for this processor family.