ATSAML10E15A-MU Equivalent & Substitute Parts

Part Overview

The ATSAML10E15A-MU is an ARM Cortex-M23 32-bit microcontroller from Microchip Technology's SAM L10 series, currently in active production status. This device integrates 32KB FLASH memory, 8KB RAM, and 2KB EEPROM in a 32-VQFN surface mount package. The microcontroller is designed for embedded applications requiring low-power operation across the 1.62V to 3.63V supply range with integrated connectivity interfaces including I2C, LINbus, SPI, and UART/USART.

Identifying equivalent and substitute parts is necessary when addressing supply chain constraints, inventory optimization, or design flexibility requirements while maintaining functional and electrical compatibility within the SAM L10/L11 product families.

Key Parameters

Parameter	Value
Core Processor	ARM Cortex-M23
Core Size	32-Bit Single-Core
Speed	32MHz
Program Memory Size	32KB (32K x 8) FLASH
RAM Size	8K x 8
EEPROM Size	2K x 8
Voltage Supply Range	1.62V ~ 3.63V
Data Converters	A/D 10x12b, D/A 1x10b
Number of I/O	25
Package Type	32-VQFN (5x5) Exposed Pad
Mounting Type	Surface Mount
Operating Temperature	-40°C ~ 85°C

Substitute Part Grouping Explanation

The ATSAML11E15A-MU qualifies as a parametric equivalent to the ATSAML10E15A-MU based on the following substitution criteria:

Matching Core Specifications:

Identical ARM Cortex-M23 processor architecture
Matching 32-bit single-core configuration
Identical 32MHz clock speed
Identical 32KB FLASH, 8KB RAM, and 2KB EEPROM memory configuration
Matching 10x12-bit A/D and 1x10-bit D/A converter specifications
Identical 25 I/O pin count
Matching 1.62V to 3.63V supply voltage range
Identical connectivity interfaces: I2C, LINbus, SPI, UART/USART
Matching peripheral set: Brown-out Detect/Reset, DMA, POR, PWM, WDT

Matching Physical Specifications:

Identical 32-VQFN (5x5) package with exposed pad
Surface mount mounting type
Identical operating temperature range: -40°C to 85°C

Regulatory Compliance Match:

Both devices are ROHS3 compliant
Both devices are REACH unaffected
Identical Moisture Sensitivity Level (MSL): 3 (168 Hours)

The primary distinction between these parts lies in the SAM L11 series incorporating enhanced security features compared to the SAM L10 series, while maintaining full electrical and mechanical compatibility.

Parameter Comparison

Parameter	ATSAML10E15A-MU	ATSAML11E15A-MU
Manufacturer	Microchip Technology	Microchip Technology
Series	SAM L10	SAM L11
Core Processor	ARM Cortex-M23	ARM Cortex-M23
Core Size	32-Bit Single-Core	32-Bit Single-Core
Speed	32MHz	32MHz
Program Memory	32KB FLASH	32KB FLASH
RAM	8K x 8	8K x 8
EEPROM	2K x 8	2K x 8
A/D Converters	10x12b	10x12b
D/A Converters	1x10b	1x10b
Number of I/O	25	25
Voltage Supply	1.62V ~ 3.63V	1.62V ~ 3.63V
Connectivity	I2C, LINbus, SPI, UART/USART	I2C, LINbus, SPI, UART/USART
Peripherals	Brown-out Detect/Reset, DMA, POR, PWM, WDT	Brown-out Detect/Reset, DMA, POR, PWM, WDT
Package	32-VQFN (5x5) Exposed Pad	32-VQFN (5x5) Exposed Pad
Mounting Type	Surface Mount	Surface Mount
Operating Temperature	-40°C ~ 85°C	-40°C ~ 85°C
Product Status	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant
MSL Rating	3 (168 Hours)	3 (168 Hours)
REACH Status	REACH Unaffected	REACH Unaffected

Engineering Selection Recommendations

Both the ATSAML10E15A-MU and ATSAML11E15A-MU are active production devices from Microchip Technology with identical electrical and mechanical specifications. Selection between these parts should be based on application-specific security requirements, as the SAM L11 series incorporates enhanced security features not present in the SAM L10 series.

Both devices maintain full ROHS3 compliance and REACH unaffected status, making them suitable for applications subject to environmental and regulatory restrictions. The identical MSL rating of 3 (168 Hours) ensures equivalent moisture handling requirements during storage and assembly processes.

Frequently Asked Questions (FAQ)

Q: Can ATSAML11E15A-MU be used as a direct replacement for ATSAML10E15A-MU?

A: Yes. The ATSAML11E15A-MU is electrically and mechanically compatible with the ATSAML10E15A-MU. Both devices share identical core processor architecture, clock speed, memory configuration, I/O count, package type, and operating specifications. The SAM L11 series includes additional security features that do not affect compatibility with existing designs.

Q: Are the pin configurations identical between these parts?

A: Yes. Both parts use the 32-VQFN (5x5) package with exposed pad and maintain identical I/O pin count (25 pins). Pin assignments and functionality are compatible.

Q: Do these parts have the same supply voltage requirements?

A: Yes. Both devices operate across the identical 1.62V to 3.63V supply voltage range and share the same power supply specifications.

Q: Are there any differences in memory specifications?

A: No. Both parts feature identical 32KB FLASH, 8KB RAM, and 2KB EEPROM configurations.

Q: What is the difference between SAM L10 and SAM L11 series?

A: The SAM L11 series incorporates enhanced security features compared to the SAM L10 series. All other electrical and mechanical specifications remain identical.

Q: Are both parts subject to the same moisture sensitivity requirements?

A: Yes. Both devices carry an MSL rating of 3 (168 Hours), requiring identical moisture handling and storage protocols.

Q: Do these parts meet the same regulatory compliance standards?

A: Yes. Both devices are ROHS3 compliant and REACH unaffected, meeting identical environmental and regulatory requirements.

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