S912ZVC12F0MLFR Equivalent & Substitute Parts

Part Overview

The S912ZVC12F0MLFR is a 16-bit S12Z MagniV microcontroller manufactured by NXP USA Inc., featuring 128KB FLASH memory, 8KB RAM, and 2KB EEPROM. This device operates at 32MHz with integrated connectivity options including CANbus, I2C, SCI, and SPI interfaces. The part is currently classified as obsolete, making identification of compatible substitute components essential for ongoing system support and new design implementations.

Substiute Parts

S912ZVC12F0MLFR

NXP USA Inc.In Stock: 16436S912ZVC12F0MLFR Datasheet

Current PartRFQ

S912ZVC12AMLFR

NXP USA Inc.In Stock: 937S912ZVC12AMLFR Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the S912ZVC12F0MLFR is determined by the following critical parameters:

• Core processor architecture (S12Z)
• Memory configuration (128KB FLASH, 8KB RAM, 2KB EEPROM)
• I/O count (28 pins)
• Package type (48-LQFP 7x7)
• Operating temperature range (-40°C ~ 125°C)
• Connectivity interfaces (CANbus, I2C, SCI, SPI)
• Compliance certifications (ROHS3, REACH Unaffected)

The S912ZVC12AMLFR qualifies as a manufacturer-recommended substitute. Both parts share identical core processor architecture, memory specifications, I/O configuration, and package form factor. The substitute maintains the same operating temperature range and compliance status. Differences exist in voltage supply range, oscillator type options, and packaging format, which do not prevent functional substitution in applications designed for the original part.

Parameter Comparison

Engineering Selection Recommendations

The S912ZVC12AMLFR is the manufacturer-recommended substitute for the obsolete S912ZVC12F0MLFR. Both parts maintain identical core functionality, memory architecture, and pin configuration. The substitute part carries active product status, ensuring continued availability and manufacturing support.

Selection of the S912ZVC12AMLFR is appropriate for applications requiring:

• Identical S12Z core processor functionality
• 128KB FLASH memory capacity
• 48-LQFP package form factor
• Active product lifecycle support
• ROHS3 and REACH compliance

Applications currently using the S912ZVC12F0MLFR can transition to the S912ZVC12AMLFR without modification to PCB layout or firmware architecture. Voltage supply range differences (4.6V ~ 40V versus 5.5V ~ 18V) must be evaluated against specific application power requirements. The substitute part's support for both external and internal oscillator types provides additional design flexibility compared to the original part's internal-only oscillator configuration.

Frequently Asked Questions (FAQ)

Q: Can the S912ZVC12AMLFR directly replace the S912ZVC12F0MLFR on existing PCBs?

A: Yes. Both parts use the 48-LQFP (7x7) package with identical pin assignments and I/O configuration. No PCB modifications are required for physical substitution.

Q: What is the primary difference between these two parts?

A: The main difference is product status. The S912ZVC12F0MLFR is obsolete, while the S912ZVC12AMLFR is active. The substitute also features a narrower voltage supply range (5.5V ~ 18V versus 4.6V ~ 40V) and support for external oscillator options.

Q: Are there memory differences between the parts?

A: No. Both parts contain identical memory configurations: 128KB FLASH, 8KB RAM, and 2KB EEPROM.

Q: Does the voltage supply range difference affect compatibility?

A: Applications designed for the original part's 4.6V ~ 40V range must confirm that their power supply operates within the substitute's 5.5V ~ 18V range. If the application requires operation below 5.5V or above 18V, the substitute is not suitable.

Q: Are both parts RoHS compliant?

A: Yes. Both the S912ZVC12F0MLFR and S912ZVC12AMLFR are ROHS3 compliant and REACH unaffected.

Q: What packaging formats are available?

A: The original part is supplied in bulk packaging. The substitute is available in Tape & Reel (TR) format, which is standard for production volume applications.