MSP432P411VIPZ Equivalent & Substitute Parts

Part Overview

The MSP432P411VIPZ is an ARM Cortex-M4F 32-bit microcontroller manufactured by Texas Instruments, featuring 512KB FLASH memory and operating at 48MHz. This device is classified as Obsolete, necessitating identification of functionally equivalent alternatives from the active MSP430 product line. Substitute parts must maintain compatibility across core electrical parameters, memory configuration, and peripheral interfaces while accommodating package and performance variations inherent to different microcontroller architectures.

Substiute Parts

MSP432P411VIPZ

Texas InstrumentsIn Stock: 1105MSP432P411VIPZ Datasheet

Current PartRFQ

MSP430F6779IPEU

Texas InstrumentsIn Stock: 1069MSP430F6779IPEU Datasheet

MFR RecommendedRFQ

MSP430F6779IPZ

Texas InstrumentsIn Stock: 2151MSP430F6779IPZ Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the MSP432P411VIPZ are identified based on the following criteria:

Memory Configuration: Both substitute parts maintain 512KB FLASH memory, ensuring software compatibility for applications designed around this capacity.

Voltage Supply Range: Substitute parts operate within 1.8V ~ 3.6V, which overlaps with the main part's 1.62V ~ 3.7V range, permitting direct voltage supply compatibility in most applications.

Package Compatibility: The MSP430F6779IPZ maintains the identical 100-LQFP (14x14) package footprint, enabling direct PCB-level substitution. The MSP430F6779IPEU uses 128-LQFP (20x14) packaging, requiring PCB redesign.

Connectivity Interfaces: Both substitutes provide I2C, IrDA, SPI, and UART/USART connectivity, matching the main part's communication peripheral set.

Compliance Status: All parts maintain ROHS3 compliance and REACH Unaffected status, satisfying regulatory requirements.

Product Status Transition: The main part is Obsolete; both substitutes are Active, ensuring long-term availability and supply chain continuity.

Parameter Comparison

Engineering Selection Recommendations

MSP430F6779IPZ is the preferred substitute when direct PCB compatibility is required. This part maintains the identical 100-LQFP (14x14) package footprint, eliminating layout redesign. Active product status ensures supply availability. The 16-bit architecture and 25MHz speed represent a performance reduction from the main part; however, the 512KB FLASH and 32KB RAM configuration supports applications with moderate computational demands. Voltage supply range compatibility (1.8V ~ 3.6V overlap) permits direct integration into existing power distribution networks.

MSP430F6779IPEU provides expanded I/O capability (90 pins versus 62 in the IPZ variant) through a larger 128-LQFP (20x14) package. This option is suitable for applications requiring additional peripheral connections where PCB redesign is feasible. Active product status and ROHS3 compliance satisfy regulatory requirements. The MSL rating of 3 (168 Hours) specifies moisture sensitivity handling requirements during assembly.

Both substitutes are Active products from Texas Instruments, ensuring long-term supply chain stability compared to the Obsolete main part. Selection between IPZ and IPEU variants depends on I/O requirements and PCB layout constraints.

Frequently Asked Questions (FAQ)

Q: Can MSP430F6779IPZ be used as a direct replacement for MSP432P411VIPZ without PCB modification?

A: Yes, the MSP430F6779IPZ maintains the identical 100-LQFP (14x14) package footprint, permitting direct PCB-level substitution. However, firmware must be adapted to the 16-bit MSP430 architecture, as the original MSP432 uses a 32-bit ARM Cortex-M4F core.

Q: What are the key differences between MSP430F6779IPZ and MSP430F6779IPEU?

A: Both parts share identical electrical specifications (16-bit core, 25MHz speed, 512KB FLASH, 32KB RAM). The primary differences are package format (100-LQFP versus 128-LQFP) and I/O count (62 versus 90 pins). The IPEU variant requires PCB redesign but provides additional peripheral connections.

Q: Are the voltage supply ranges compatible between the main part and substitutes?

A: The substitutes operate within 1.8V ~ 3.6V, which overlaps with the main part's 1.62V ~ 3.7V range. Applications operating above 3.6V require verification of substitute part tolerance limits.

Q: What is the impact of reduced clock speed (25MHz versus 48MHz) on application performance?

A: The MSP430F6779 variants operate at 25MHz, approximately 52% of the main part's 48MHz speed. Applications with real-time processing requirements or high-frequency signal handling must be evaluated for timing compatibility.

Q: Do both substitute parts maintain the same peripheral set as the main part?

A: Both substitutes provide I2C, IrDA, SPI, and UART/USART connectivity. The MSP430F6779 variants additionally include LINbus support. Peripheral feature sets differ between architectures; firmware adaptation is required.

Q: What is the significance of the MSL rating on the MSP430F6779IPEU?

A: MSL 3 (168 Hours) specifies that the component can be exposed to ambient conditions of 30°C and 85% relative humidity for a maximum of 168 hours before soldering. This affects component storage and assembly scheduling.

Q: Are all parts RoHS3 compliant?

A: Yes, the main part and both substitutes are ROHS3 Compliant and REACH Unaffected, satisfying regulatory requirements for restricted substance use.