FS32K118LFT0MLHT Equivalent & Substitute Parts

Part Overview

The FS32K118LFT0MLHT is an ARM Cortex-M0+ S32K microcontroller IC manufactured by NXP USA Inc. in a 64-LQFP (10x10) surface mount package. This 32-bit single-core embedded controller operates at 48MHz with 256KB FLASH program memory, 25KB RAM, and 2KB EEPROM, supporting multiple communication interfaces including CANbus, LINbus, SPI, I2C, and UART/USART. The device is actively produced and ROHS3 compliant. Substitute parts are identified when they maintain identical electrical specifications, memory configuration, pin count, package type, and operating parameters, ensuring direct functional equivalence in system designs.

Key Parameters

Parameter	Value
Manufacturer	NXP USA Inc.
Series	S32K
Core Processor	ARM Cortex-M0+
Core Size	32-Bit Single-Core
Speed	48MHz
Program Memory Size	256KB (256K x 8) FLASH
RAM Size	25K x 8
EEPROM Size	2K x 8
Number of I/O	58
Package Type	64-LQFP (10x10)
Voltage Supply Range	2.7V ~ 5.5V
Operating Temperature	-40°C ~ 125°C (TA)
Mounting Type	Surface Mount
Product Status	Active
RoHS Status	ROHS3 Compliant
MSL Rating	3 (168 Hours)

Substitute Part Grouping Explanation

Substitute parts for the FS32K118LFT0MLHT are identified based on strict parametric equivalence across the following critical criteria:

Identical ARM Cortex-M0+ core processor architecture
Matching 32-bit single-core configuration
Identical 48MHz operating frequency
Identical 256KB FLASH program memory capacity
Identical 25KB RAM and 2KB EEPROM configuration
Identical 58 I/O pin count
Identical 64-LQFP (10x10) package footprint and pin assignment
Matching voltage supply range (2.7V ~ 5.5V)
Matching operating temperature range (-40°C ~ 125°C)
Identical connectivity interfaces (CANbus, FlexIO, I2C, LINbus, SPI, UART/USART)
Identical peripheral set (DMA, PWM, WDT)
Identical data converter specifications (A/D 16x12b SAR, D/A 1x8b)
Matching RoHS3 compliance and MSL rating

Only parts meeting all these parameters qualify as direct substitutes without design modification.

Parameter Comparison

Parameter	FS32K118LFT0MLHT	FS32K118LAT0MLHT
Manufacturer	NXP USA Inc.	NXP USA Inc.
Series	S32K	S32K
Core Processor	ARM Cortex-M0+	ARM Cortex-M0+
Core Size	32-Bit Single-Core	32-Bit Single-Core
Speed	48MHz	48MHz
Program Memory	256KB (256K x 8) FLASH	256KB (256K x 8) FLASH
RAM	25K x 8	25K x 8
EEPROM	2K x 8	2K x 8
Number of I/O	58	58
Package Type	64-LQFP (10x10)	64-LQFP (10x10)
Voltage Supply	2.7V ~ 5.5V	2.7V ~ 5.5V
Operating Temperature	-40°C ~ 125°C	-40°C ~ 125°C
Connectivity	CANbus, FlexIO, I2C, LINbus, SPI, UART/USART	CANbus, FlexIO, I2C, LINbus, SPI, UART/USART
Peripherals	DMA, PWM, WDT	DMA, PWM, WDT
Data Converters	A/D 16x12b SAR, D/A 1x8b	A/D 16x12b SAR, D/A 1x8b
Mounting Type	Surface Mount	Surface Mount
Product Status	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant
MSL Rating	3 (168 Hours)	3 (168 Hours)

Engineering Selection Recommendations

Both the FS32K118LFT0MLHT and FS32K118LAT0MLHT are active production devices from NXP USA Inc. with identical ROHS3 compliance and MSL ratings. Selection between these parts is based on availability and supply chain considerations rather than technical differentiation. The FS32K118LAT0MLHT currently maintains higher inventory levels (16,664 units versus 2,000 units), making it the preferred choice for volume production or extended lead-time mitigation. Both parts are suitable for applications requiring ARM Cortex-M0+ embedded control with CANbus and LINbus automotive connectivity, industrial automation, and IoT edge processing. No design modifications are required when substituting between these parts.

Frequently Asked Questions (FAQ)

Q: Can FS32K118LAT0MLHT be used as a direct replacement for FS32K118LFT0MLHT?

A: Yes. Both parts are parametrically identical across all electrical specifications, memory configuration, pin count, package type, and operating parameters. No PCB redesign or firmware modification is required.

Q: What is the difference between the FS32K118LFT0MLHT and FS32K118LAT0MLHT part numbers?

A: The part numbers differ only in the packaging designation suffix (LFT versus LAT). Both are supplied in trays and maintain identical functional and electrical characteristics. The difference reflects internal NXP manufacturing or distribution coding.

Q: Are the pin assignments identical between these two parts?

A: Yes. Both parts use the 64-LQFP (10x10) package with identical pin assignments, voltage levels, and signal definitions. PCB layouts and schematics require no modification.

Q: What is the MSL rating and why does it matter?

A: Both parts carry MSL 3 (168 Hours) rating, indicating moisture sensitivity level 3 with a floor life of 168 hours after bag opening. Standard moisture control procedures during assembly apply equally to both parts.

Q: Can these parts be used interchangeably in automotive applications?

A: Yes. Both parts support CANbus and LINbus interfaces required for automotive embedded control systems and maintain identical operating temperature ranges (-40°C ~ 125°C) suitable for automotive environments.

Q: What supply voltage range do these microcontrollers support?

A: Both parts operate across 2.7V to 5.5V supply voltage range, supporting both 3.3V and 5V logic systems without external level translation.

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