MSP430F4361IPZ Equivalent & Substitute Parts

Part Overview

The MSP430F4361IPZ is a 16-bit microcontroller from Texas Instruments' MSP430x4xx series, featuring 24KB flash memory, 1KB RAM, and integrated peripherals including SPI, UART/USART, LCD controller, PWM, and watchdog timer. The device operates at 8MHz with a supply voltage range of 1.8V to 3.6V and is housed in a 100-LQFP package.

This part is classified as obsolete. Identifying equivalent and substitute parts is necessary to ensure design continuity, maintain supply chain flexibility, and support long-term product availability for applications currently using this microcontroller.

Substiute Parts

MSP430F4361IPZ

Texas InstrumentsIn Stock: 1047MSP430F4361IPZ Datasheet

Current PartRFQ

MSP430F4361IPZR

Texas InstrumentsIn Stock: 3448MSP430F4361IPZR Datasheet

DirectRFQ

MSP430F436IPZ

Texas InstrumentsIn Stock: 2736MSP430F436IPZ Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the MSP430F4361IPZ are identified based on strict electrical and mechanical compatibility criteria. The following parameters must remain identical or equivalent across all substitute parts:

• Core processor architecture (MSP430 CPU16)
• Core size (16-Bit)
• Operating frequency (8MHz)
• Program memory capacity (24KB FLASH)
• RAM capacity (1K x 8)
• Supply voltage range (1.8V ~ 3.6V)
• I/O count (48 pins)
• Package type (100-LQFP with 14x14mm dimensions)
• Operating temperature range (-40°C ~ 85°C)
• Mounting type (Surface Mount)
• Compliance standards (ROHS3, REACH Unaffected)

Substitute parts may differ in packaging format (tube, tape & reel, or tray) and product status (active vs. obsolete), as these do not affect electrical or mechanical compatibility in the application circuit.

Parameter Comparison

Engineering Selection Recommendations

Both MSP430F4361IPZR and MSP430F436IPZ are electrically and mechanically compatible with the MSP430F4361IPZ for direct substitution in circuit applications.

MSP430F4361IPZR is the direct equivalent part, differing only in packaging format (Tape & Reel versus tube). This part maintains active product status with Texas Instruments, ensuring continued availability and support. Selection of this part is appropriate for high-volume production environments where tape & reel packaging is standard.

MSP430F436IPZ is the manufacturer-recommended substitute, also maintaining active product status. This part is functionally equivalent with the addition of an integrated A/D converter (8x12-bit), which does not affect compatibility in applications that do not utilize this feature. The tray packaging format is suitable for standard component handling and storage. The presence of the A/D converter provides additional design flexibility for future application enhancements without requiring a component change.

Both substitute parts comply with ROHS3 and REACH standards, matching the environmental compliance profile of the original part.

Frequently Asked Questions (FAQ)

Q: Can MSP430F4361IPZR be used as a direct replacement for MSP430F4361IPZ?

A: Yes. MSP430F4361IPZR is electrically and mechanically identical to MSP430F4361IPZ. The only difference is the packaging format: MSP430F4361IPZR is supplied in Tape & Reel format, while MSP430F4361IPZ is supplied in tube format. Both parts are pin-compatible and functionally equivalent for circuit applications.

Q: What is the difference between MSP430F436IPZ and MSP430F4361IPZ?

A: MSP430F436IPZ is functionally equivalent to MSP430F4361IPZ across all core electrical and mechanical parameters: 16-bit processor, 8MHz speed, 24KB flash memory, 1KB RAM, 48 I/O pins, and 100-LQFP package. The MSP430F436IPZ includes an integrated A/D converter (8x12-bit) that is not present in MSP430F4361IPZ. This additional feature does not affect compatibility in applications that do not require analog-to-digital conversion.

Q: Are there any pin compatibility concerns when substituting these parts?

A: No. All three parts use the identical 100-LQFP (14x14mm) package with 48 I/O pins. Pin assignments, voltage requirements (1.8V ~ 3.6V), and operating temperature ranges (-40°C ~ 85°C) are identical. Direct PCB substitution is supported without layout modifications.

Q: Which substitute part should be selected for new designs?

A: For new designs, either MSP430F4361IPZR or MSP430F436IPZ is appropriate. Both parts maintain active product status with Texas Instruments. MSP430F4361IPZR provides exact functional equivalence. MSP430F436IPZ offers the same core functionality with the addition of an integrated A/D converter, providing design flexibility for potential future enhancements. Selection should be based on packaging requirements (Tape & Reel versus Tray) and whether the A/D converter functionality is beneficial for the application.

Q: Are compliance certifications identical across all three parts?

A: Yes. All three parts are ROHS3 compliant, REACH unaffected, and carry identical moisture sensitivity levels (MSL 3, 168 hours). Environmental and regulatory compliance profiles are equivalent.

Q: What is the inventory status of these parts?

A: MSP430F4361IPZ (original part) has 1029 units in stock with obsolete product status. MSP430F4361IPZR has 3372 units in stock with active product status. MSP430F436IPZ has 2630 units in stock with active product status. For long-term supply assurance, active-status parts are recommended.