KMPC8343VRAGDB Equivalent & Substitute Parts

Part Overview

The KMPC8343VRAGDB is a PowerPC e300 microprocessor IC from the MPC83xx series, featuring a single 32-bit core operating at 400MHz in a 620-HBGA package. This embedded processor integrates DDR/DDR2 memory controllers, triple Gigabit Ethernet ports, dual USB 2.0 interfaces with PHY, and additional connectivity through DUART, I2C, PCI, and SPI interfaces. The main part is classified as Obsolete, which necessitates identification of equivalent alternatives for ongoing system support and new designs requiring this processor class.

Substiute Parts

KMPC8343VRAGDB

NXP USA Inc.In Stock: 1498KMPC8343VRAGDB Datasheet

Current PartRFQ

MPC8343VRAGDB

NXP SemiconductorsIn Stock: 1373MPC8343VRAGDB Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the KMPC8343VRAGDB is determined by strict equivalence across the following critical parameters:

Core processor architecture (PowerPC e300), core count and bus width (1 Core, 32-Bit), clock speed (400MHz), memory controller support (DDR, DDR2), Ethernet port configuration (10/100/1000Mbps triple ports), USB interface specification (USB 2.0 + PHY dual ports), I/O voltage levels (1.8V, 2.5V, 3.3V), operating temperature range (0°C ~ 105°C), package type (620-BBGA Exposed Pad with 620-HBGA 29x29 footprint), and peripheral interface set (DUART, I2C, PCI, SPI).

The identified substitute maintains identical electrical and mechanical specifications across all these parameters, ensuring direct functional compatibility in applications currently using the KMPC8343VRAGDB.

Parameter Comparison

Engineering Selection Recommendations

The MPC8343VRAGDB serves as a direct functional equivalent to the KMPC8343VRAGDB. Both parts maintain identical electrical specifications, package geometry, and peripheral interface configurations. The primary distinction is product lifecycle status: the main part is classified as Obsolete, while the substitute is Active.

For applications requiring the KMPC8343VRAGDB, the MPC8343VRAGDB is suitable for new designs and ongoing production where component availability is a consideration. Both parts comply with ROHS3 standards and carry identical moisture sensitivity ratings. The substitute maintains full compatibility with existing PCB layouts, firmware, and system architectures designed for the original part number.

Frequently Asked Questions (FAQ)

Q: Are KMPC8343VRAGDB and MPC8343VRAGDB pin-compatible?

A: Yes. Both parts use the 620-HBGA (29x29) package with 620-BBGA Exposed Pad configuration. Pin assignments, signal definitions, and electrical characteristics are identical, enabling direct PCB-level substitution without layout modifications.

Q: What is the difference between these part numbers?

A: The part numbers reflect different manufacturer entity designations within NXP. The KMPC8343VRAGDB is associated with NXP USA Inc., while MPC8343VRAGDB is associated with NXP Semiconductors. Electrical and functional specifications are identical.

Q: Can I use MPC8343VRAGDB in a design currently specified for KMPC8343VRAGDB?

A: Yes. The MPC8343VRAGDB meets all electrical, thermal, and mechanical requirements of the original specification. No design changes are required.

Q: Are there any compliance or certification differences?

A: Both parts are ROHS3 compliant and carry identical REACH and MSL ratings. No compliance gaps exist between the two parts.

Q: What is the significance of the Obsolete status?

A: The Obsolete designation indicates the KMPC8343VRAGDB is no longer in active production. The MPC8343VRAGDB, classified as Active, represents the current production equivalent and is recommended for new designs and long-term supply chain planning.