ATSAML11D15A-MFTKPH Equivalent & Substitute Parts

Part Overview

The ATSAML11D15A-MFTKPH is an ARM Cortex-M23 SAM L11 microcontroller manufactured by Microchip Technology, designed for embedded applications requiring 32-bit processing at 32MHz with 32KB flash memory. The device is currently in active production status and available in high volume (610 pcs in stock). Substitute parts may be required due to packaging format availability, supply chain constraints, or design flexibility in tape & reel versus cut tape configurations.

Key Parameters

Parameter	Value
Manufacturer Part Number	ATSAML11D15A-MFTKPH
Manufacturer	Microchip Technology
Series	SAM L11
Core Processor	ARM Cortex-M23
Core Size	32-Bit Single-Core
Speed	32MHz
Program Memory	32KB FLASH (32K x 8)
EEPROM Size	2K x 8
RAM Size	8K x 8
I/O Count	17
Supply Voltage	1.62V to 3.63V
Operating Temperature	-40°C to 125°C
Package Type	24-VQFN (4x4) Exposed Pad
Mounting Type	Surface Mount
Packaging Format	Tape & Reel (TR)
Product Status	Active
RoHS Status	ROHS3 Compliant
MSL Rating	3 (168 Hours)

Substitute Part Grouping Explanation

Substitution eligibility for the ATSAML11D15A-MFTKPH is determined by the following critical parameters that must remain constant across all equivalent parts:

Core processor architecture (ARM Cortex-M23)
Processing speed (32MHz)
Program memory capacity (32KB FLASH)
EEPROM size (2K x 8)
RAM capacity (8K x 8)
I/O pin count (17)
Supply voltage range (1.62V to 3.63V)
Operating temperature range (-40°C to 125°C)
Physical package (24-VQFN with exposed pad)
Connectivity interfaces (I2C, LINbus, SPI, UART/USART)
Peripheral set (Brown-out Detect/Reset, DMA, POR, PWM, WDT)
Data converter specifications (A/D 5x12b, D/A 1x10b)

The identified substitutes differ only in series designation (SAM L10 versus SAM L11) and packaging format (tape & reel versus cut tape), while maintaining full electrical and functional equivalence.

Parameter Comparison

Parameter	ATSAML11D15A-MFTKPH (Main)	ATSAML10D15A-MFT (Substitute 1)	ATSAML11D15A-MFT (Substitute 2)
Manufacturer	Microchip Technology	Microchip Technology	Microchip Technology
Series	SAM L11	SAM L10	SAM L11
Core Processor	ARM Cortex-M23	ARM Cortex-M23	ARM Cortex-M23
Core Size	32-Bit Single-Core	32-Bit Single-Core	32-Bit Single-Core
Speed	32MHz	32MHz	32MHz
Program Memory	32KB FLASH	32KB FLASH	32KB FLASH
EEPROM Size	2K x 8	2K x 8	2K x 8
RAM Size	8K x 8	8K x 8	8K x 8
I/O Count	17	17	17
Supply Voltage	1.62V to 3.63V	1.62V to 3.63V	1.62V to 3.63V
Operating Temperature	-40°C to 125°C	-40°C to 125°C	-40°C to 125°C
Package Type	24-VQFN (4x4) Exposed Pad	24-VQFN (4x4) Exposed Pad	24-VQFN (4x4) Exposed Pad
Mounting Type	Surface Mount	Surface Mount	Surface Mount
Packaging Format	Tape & Reel (TR)	Tape & Reel (TR)	Cut Tape (CT)
Product Status	Active	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
MSL Rating	3 (168 Hours)	3 (168 Hours)	3 (168 Hours)
Inventory Availability	610 pcs	12906 pcs	6676 pcs

Engineering Selection Recommendations

All three parts maintain active product status with ROHS3 compliance and identical MSL ratings. Selection between the main part and substitutes is based on packaging format requirements and inventory availability:

ATSAML11D15A-MFTKPH remains the specified part for applications requiring tape & reel packaging in SAM L11 series configuration.

ATSAML10D15A-MFT provides equivalent electrical and functional performance in tape & reel format but uses the SAM L10 series designation. This part offers significantly higher inventory availability (12906 pcs versus 610 pcs).

ATSAML11D15A-MFT provides identical SAM L11 series performance in cut tape format, suitable for lower-volume assembly or manual placement operations. Inventory availability is 6676 pcs.

All parts are manufactured by Microchip Technology and carry identical regulatory compliance certifications.

Frequently Asked Questions (FAQ)

Q: Can ATSAML10D15A-MFT be used as a direct replacement for ATSAML11D15A-MFTKPH?

A: ATSAML10D15A-MFT is electrically and functionally equivalent across all specified parameters. The difference is series designation (SAM L10 versus SAM L11). Both parts share identical core processor, memory configuration, I/O count, voltage range, and operating temperature specifications. The primary difference is packaging format (both are tape & reel) and inventory availability.

Q: What is the difference between tape & reel and cut tape packaging?

A: Tape & reel (TR) packaging supplies components on continuous carrier tape wound on reels, suitable for high-volume automated assembly. Cut tape (CT) packaging provides components on cut segments of carrier tape, typically used for lower-volume production or manual assembly operations. Both formats use identical 24-VQFN packages with the same electrical and mechanical specifications.

Q: Are all three parts pin-compatible?

A: Yes. All three parts use the 24-VQFN (4x4) package with exposed pad and maintain identical I/O pin count (17 pins). Physical and electrical pin compatibility is maintained across all substitutes.

Q: Do the substitutes require firmware modifications?

A: No firmware modifications are required. The substitutes maintain identical core processor architecture (ARM Cortex-M23), clock speed (32MHz), memory configuration, and peripheral set. Software compatibility is preserved across all three parts.

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

A: MSL (Moisture Sensitivity Level) 3 indicates the component can be exposed to moisture for up to 168 hours before soldering. All three parts carry identical MSL 3 ratings, ensuring equivalent handling and storage requirements.

Q: Are there any compliance or certification differences?

A: All three parts are ROHS3 compliant and carry identical regulatory certifications. No compliance differences exist between the main part and substitutes.

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