MSP432P411YIPZ Equivalent & Substitute Parts

Part Overview

The MSP432P411YIPZ is an ARM Cortex-M4F 32-bit microcontroller manufactured by Texas Instruments, featuring 1MB FLASH memory, 256KB RAM, and 84 I/O pins in a 100-LQFP package. The device operates at 48MHz with integrated connectivity options including I2C, IrDA, SPI, and UART/USART. This part is classified as obsolete, making identification of functionally equivalent alternatives necessary for ongoing design support and production continuity.

Substiute Parts

MSP432P411YIPZ

Texas InstrumentsIn Stock: 1108MSP432P411YIPZ Datasheet

Current PartRFQ

TM4C129ENCPDTI3

Texas InstrumentsIn Stock: 2517TM4C129ENCPDTI3 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the MSP432P411YIPZ is determined by the following critical parameters:

Core processor architecture (ARM Cortex-M4F), program memory capacity (1MB FLASH minimum), RAM allocation (256KB minimum), and voltage supply range compatibility. The substitute part TM4C129ENCPDTI3 shares the same core processor family, identical program memory and RAM specifications, and overlapping voltage supply ranges, establishing functional equivalence at the microcontroller level.

Package differences (100-LQFP versus 128-TQFP) and I/O pin count variations (84 versus 90) represent the primary mechanical and electrical distinctions. Operating temperature range (-40°C ~ 85°C) and compliance certifications (ROHS3, REACH Unaffected) remain consistent across both parts.

Parameter Comparison

Engineering Selection Recommendations

The TM4C129ENCPDTI3 is classified as an active product with current manufacturing support, whereas the MSP432P411YIPZ is obsolete. Both parts maintain ROHS3 compliance and REACH unaffected status, satisfying regulatory requirements for new designs and production continuity.

The substitute part operates at 120MHz compared to 48MHz in the original part, providing increased processing capability. The voltage supply range of the TM4C129ENCPDTI3 (2.97V ~ 3.63V) is narrower than the MSP432P411YIPZ (1.62V ~ 3.7V), requiring verification against system power supply specifications.

Package transition from 100-LQFP to 128-TQFP necessitates PCB layout redesign. The additional 6 I/O pins (90 versus 84) and expanded connectivity options (CANbus, Ethernet, USB OTG, QSSI, EBI/EMI) in the substitute part provide enhanced functionality for applications requiring these interfaces.

Frequently Asked Questions (FAQ)

Q: Can the TM4C129ENCPDTI3 directly replace the MSP432P411YIPZ without design changes?

A: Direct socket replacement is not possible due to package differences (100-LQFP versus 128-TQFP) and pin count variation (84 versus 90). PCB layout and schematic modifications are required.

Q: Are the memory specifications identical between both parts?

A: Yes. Both parts feature 1MB FLASH program memory and 256KB RAM, ensuring software compatibility at the memory level.

Q: What is the impact of the voltage supply range difference?

A: The TM4C129ENCPDTI3 operates within 2.97V ~ 3.63V, which is a subset of the MSP432P411YIPZ range (1.62V ~ 3.7V). Applications requiring operation below 2.97V or above 3.63V cannot use the substitute part.

Q: Does the higher clock speed of the TM4C129ENCPDTI3 affect software compatibility?

A: The increased clock speed (120MHz versus 48MHz) does not affect instruction set compatibility. Software compiled for the MSP432P411YIPZ will execute on the TM4C129ENCPDTI3, though timing-dependent code may require adjustment.

Q: What connectivity differences exist between the two parts?

A: The MSP432P411YIPZ provides I2C, IrDA, SPI, and UART/USART. The TM4C129ENCPDTI3 adds CANbus, Ethernet, USB OTG, QSSI, and EBI/EMI connectivity options.

Q: Are both parts suitable for new designs?

A: The MSP432P411YIPZ is obsolete and not recommended for new designs. The TM4C129ENCPDTI3 is active and suitable for new production.