ATSAMA5D24A-CU Equivalent & Substitute Parts

Part Overview

The ATSAMA5D24A-CU is an ARM Cortex-A5 microprocessor from Microchip Technology's SAMA5D2 series, featuring a single 32-bit core operating at 500MHz with integrated multimedia acceleration and comprehensive peripheral support. This device is classified as obsolete, necessitating identification of active equivalent parts for new designs and ongoing production requirements. The ATSAMA5D24C-CU serves as the direct active substitute, maintaining identical core functionality and electrical specifications while offering improved availability.

Substiute Parts

ATSAMA5D24A-CU

Microchip TechnologyIn Stock: 865ATSAMA5D24A-CU Datasheet

Current PartRFQ

ATSAMA5D24C-CU

Microchip TechnologyIn Stock: 1096ATSAMA5D24C-CU Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

The ATSAMA5D24C-CU qualifies as a direct substitute for the ATSAMA5D24A-CU based on the following criteria:

Identical Electrical Parameters:

• Core processor architecture: ARM Cortex-A5
• Processing speed: 500MHz
• Bus width: 32-Bit, single core
• Co-processor support: Multimedia and NEON MPE
• Memory controller support: LPDDR1, LPDDR2, LPDDR3, DDR2, DDR3, DDR3L, QSPI
• Graphics acceleration capability
• Display and interface controller support: Keyboard, LCD, Touchscreen
• Ethernet interface: 10/100Mbps (1 port)
• USB interface: USB 2.0 + HSIC
• I/O voltage: 3.3V
• Operating temperature range: -40°C ~ 85°C (TA)
• Additional interfaces: I2C, SMC, SPI, UART, USART, QSPI

Identical Mechanical Parameters:

• Package type: 256-TFBGA (8x8)
• Mounting type: Surface Mount
• Moisture sensitivity level: 3 (168 Hours)

Compliance Alignment:

• RoHS3 Compliant
• REACH Unaffected
• ECCN: 5A992C
• HTSUS: 8542.31.0001

The substitution is based on complete parameter equivalence across all electrical, mechanical, and compliance specifications provided.

Parameter Comparison

Engineering Selection Recommendations

The ATSAMA5D24C-CU is the appropriate selection for applications currently using or specifying the ATSAMA5D24A-CU. The substitute part maintains complete electrical and mechanical equivalence across all specified parameters, ensuring direct compatibility at the component level.

For new designs and production continuity, the ATSAMA5D24C-CU is preferred due to its active product status, which ensures ongoing availability and manufacturer support. Both parts maintain identical RoHS3 compliance and REACH status, satisfying regulatory requirements for industrial and commercial applications.

The 256-TFBGA (8x8) package format remains consistent between both parts, requiring no modifications to PCB layout, footprint definitions, or assembly processes. Operating temperature specifications and I/O voltage requirements are identical, eliminating the need for thermal or power supply redesign.

Frequently Asked Questions (FAQ)

Q: Can ATSAMA5D24C-CU be used as a direct replacement for ATSAMA5D24A-CU in existing designs?

A: Yes. The ATSAMA5D24C-CU is electrically and mechanically equivalent to the ATSAMA5D24A-CU across all specified parameters. No design modifications are required for PCB layout, firmware, or peripheral configuration.

Q: Are there differences in package handling or storage requirements?

A: Both parts share identical moisture sensitivity level (MSL 3, 168 Hours) and surface mount mounting type. Storage and handling procedures remain unchanged.

Q: What is the primary reason for substitution?

A: The ATSAMA5D24A-CU is classified as obsolete. The ATSAMA5D24C-CU provides the same functionality with active product status, ensuring continued availability and manufacturer support.

Q: Are compliance certifications maintained with the substitute part?

A: Yes. Both parts are ROHS3 Compliant and REACH Unaffected, with identical ECCN and HTSUS classifications.

Q: Is the 256-TFBGA (8x8) package format identical between both parts?

A: Yes. Both parts use the same 256-TFBGA (8x8) package format with surface mount mounting type, requiring no PCB redesign.

Q: Do both parts support the same memory controller types?

A: Yes. Both parts support LPDDR1, LPDDR2, LPDDR3, DDR2, DDR3, DDR3L, and QSPI memory controllers without functional differences.

Q: Are the operating temperature ranges identical?

A: Yes. Both parts operate across the identical temperature range of -40°C ~ 85°C (TA).