MPC8250AVVMHBC Equivalent & Substitute Parts

Part Overview

The MPC8250AVVMHBC is a PowerPC G2 microprocessor from NXP USA Inc., featuring a single 32-bit core operating at 266MHz with integrated communications and RISC capabilities. This embedded processor includes DRAM/SDRAM controllers, triple 10/100Mbps Ethernet interfaces, and comprehensive I/O connectivity through I2C, SCC, SMC, SPI, UART, and USART protocols. The device is packaged in a 480-TBGA (37.5x37.5mm) configuration with surface mount technology.

The MPC8250AVVMHBC carries an Obsolete product status. Locating equivalent or substitute components becomes necessary for legacy system maintenance, board redesigns, or when original inventory becomes unavailable. Substitute parts must maintain functional equivalence across core processor architecture, clock speed, I/O capabilities, and electrical specifications to ensure system compatibility.

Substiute Parts

MPC8250AVVMHBC

NXP USA Inc.In Stock: 1522MPC8250AVVMHBC Datasheet

Current PartRFQ

MPC8270VRMIBA

NXP USA Inc.In Stock: 1665MPC8270VRMIBA Datasheet

MFR RecommendedRFQ

MPC8270VRMIBA

NXP USA Inc.In Stock: 1665MPC8270VRMIBA Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the MPC8250AVVMHBC is determined by the following critical parameters:

Core Functional Requirements:

• Processor Architecture: PowerPC G2 family
• Clock Speed: 266MHz
• Core Configuration: 1 Core, 32-Bit
• Co-Processor Features: Communications and RISC CPM support
• Memory Controllers: DRAM and SDRAM support

Electrical & Environmental Compatibility:

• I/O Voltage: 3.3V
• Operating Temperature Range: 0°C ~ 105°C (TA)
• Mounting Type: Surface Mount

Interface & Connectivity Requirements:

• Ethernet: 10/100Mbps (minimum 3 ports)
• Serial Interfaces: I2C, SCC, SMC, SPI, UART, USART support

Compliance & Certification:

• RoHS3 Compliance
• MSL Rating: 3 (168 Hours)
• REACH Status: REACH Unaffected

The MPC8270VRMIBA qualifies as a substitute based on matching all core functional parameters, electrical specifications, interface requirements, and compliance certifications. Variations in package configuration (480-TBGA vs. 516-PBGA) and product status (Obsolete vs. Active) do not preclude substitution when physical board layout accommodates the alternative package geometry.

Parameter Comparison

Engineering Selection Recommendations

The MPC8270VRMIBA is qualified as a direct substitute for the MPC8250AVVMHBC based on functional and electrical equivalence across all critical parameters. Both devices share identical processor architecture (PowerPC G2 family), clock speed (266MHz), core configuration (1 Core, 32-Bit), co-processor capabilities, memory controller support, and I/O interface specifications.

Both parts maintain ROHS3 compliance and identical MSL ratings, ensuring equivalent handling and storage requirements. The MPC8270VRMIBA carries Active product status, providing superior long-term availability compared to the Obsolete MPC8250AVVMHBC.

The primary design consideration involves package geometry: the MPC8250AVVMHBC uses a 480-TBGA (37.5x37.5mm) footprint, while the MPC8270VRMIBA employs a 516-PBGA (27x27mm) configuration. PCB layout modifications are required to accommodate the different ball grid array dimensions and pin assignments. The MPC8270VRMIBA includes an additional USB 2.0 interface not present in the original device, providing enhanced connectivity without compromising backward compatibility for systems not utilizing this feature.

Frequently Asked Questions (FAQ)

Q: Can the MPC8270VRMIBA directly replace the MPC8250AVVMHBC without firmware modifications?

A: The MPC8270VRMIBA maintains functional equivalence across processor architecture, clock speed, core configuration, and all specified I/O interfaces. Firmware compatibility depends on software implementation and device driver support for the PowerPC G2_LE variant. The additional USB 2.0 interface on the MPC8270VRMIBA does not affect systems designed for the original device.

Q: What are the package compatibility considerations?

A: The MPC8250AVVMHBC uses a 480-TBGA (37.5x37.5mm) package, while the MPC8270VRMIBA uses a 516-PBGA (27x27mm) package. These configurations have different physical dimensions and pin layouts. PCB redesign is necessary to accommodate the alternative package geometry, including modifications to the ball grid array footprint and routing.

Q: Are both devices subject to identical handling and storage requirements?

A: Both the MPC8250AVVMHBC and MPC8270VRMIBA carry MSL Rating 3 (168 Hours), indicating identical moisture sensitivity levels and storage condition requirements. Both devices are ROHS3 compliant and REACH unaffected, ensuring equivalent environmental compliance.

Q: Why does the MPC8270VRMIBA have Active product status while the original is Obsolete?

A: The MPC8270VRMIBA represents an active production variant within the MPC82xx series, ensuring continued availability and supply chain support. The MPC8250AVVMHBC has reached end-of-life status. Substitution to the active variant provides improved long-term component availability for legacy system maintenance and redesign projects.

Q: What is the significance of the PowerPC G2_LE designation on the substitute part?

A: The PowerPC G2_LE variant indicates little-endian byte ordering, compared to the standard PowerPC G2 big-endian architecture. This affects data interpretation at the processor level. Software and firmware must be compiled or configured for the appropriate endianness. Existing big-endian firmware requires recompilation or adaptation for the MPC8270VRMIBA.