The following devices are a part of our classic 32-bit MCU offerings and are backed by our client-driven obsolescence practice of continuing to supply a product for as long as possible and while demand for the product exists. These 32-bit MCUs offer a range of CPU core choices accompanied with powerful peripherals.
Features
Features
Features
Microchip Studio is the Integrated Development Platform (IDP) for developing and debugging AVR and SAM MCU applications.
ASF3 is an MCU software library providing a large collection of embedded software for SAM MCUs. It is integrated in Atmel Studio IDE with a graphical user interface or available as standalone for GCC and IAR compilers.
The Arm GNU Toolchain is a collection of tools/libraries used to create applications for Arm processor-based MCUs. This collection includes compilers, assemblers, linkers and standard C, C++ and math libraries.
Product | CPU Type | MaxSpeed (MHz) | Program Memory Size (KB) | RAM (KB) | Pin Count | Packages |
---|---|---|---|---|---|---|
AT32UC3A0128 | 32-bit AVR MCU | 66 | 128 | 32 | 144 | 144\LQFP 144\TFBGA |
AT32UC3A0128AU | 32-bit AVR MCU | 66 | 128 | 32 | 144 | |
AT32UC3A0256 | 32-bit AVR MCU | 66 | 256 | 64 | 144 | 144\LQFP 144\TFBGA |
AT32UC3A0256AU | 32-bit AVR MCU | 66 | 256 | 64 | 144 | |
AT32UC3A0512 | 32-bit AVR MCU | 66 | 512 | 64 | 144 | 144\LQFP 144\TFBGA |
AT32UC3A0512AU | 32-bit AVR MCU | 66 | 512 | 64 | 144 | |
AT32UC3A1128 | 32-bit AVR MCU | 66 | 128 | 32 | 100 | 100\TQFP |
AT32UC3A1256 | 32-bit AVR MCU | 66 | 256 | 64 | 100 | 100\TQFP |
AT32UC3A1256AU | 32-bit AVR MCU | 66 | 256 | 64 | 100 | |
AT32UC3A1512 | 32-bit AVR MCU | 66 | 512 | 64 | 100 | 100\TQFP |
AT32UC3A1512AU | 32-bit AVR MCU | 66 | 512 | 64 | 100 | |
AT32UC3A3128 | 32-bit AVR MCU | 84 | 128 | 128 | 144 | 144\LQFP 144\TFBGA |
AT32UC3A3128S | 32-bit AVR MCU | 84 | 128 | 128 | 144 | 144\LQFP 144\TFBGA |
AT32UC3A3256 | 32-bit AVR MCU | 84 | 256 | 128 | 144 | 144\LQFP 144\TFBGA |
AT32UC3A3256AU | 32-bit AVR MCU | 66 | 256 | 128 | 144 | 144\LQFP |
AT32UC3A3256S | 32-bit AVR MCU | 84 | 256 | 128 | 144 | 144\LQFP 144\TFBGA |
AT32UC3A364 | 32-bit AVR MCU | 84 | 64 | 128 | 144 | 144\LQFP 144\TFBGA |
AT32UC3A364S | 32-bit AVR MCU | 84 | 64 | 128 | 144 | 144\LQFP 144\TFBGA |
AT32UC3A4128 | 32-bit AVR MCU | 84 | 128 | 128 | 100 | 100\VFBGA |
AT32UC3A4128S | 32-bit AVR MCU | 84 | 128 | 128 | 100 | 100\VFBGA |
AT32UC3A4256 | 32-bit AVR MCU | 84 | 256 | 128 | 100 | 100\VFBGA |
AT32UC3A4256S | 32-bit AVR MCU | 84 | 256 | 128 | 100 | 100\VFBGA |
AT32UC3A464 | 32-bit AVR MCU | 84 | 64 | 128 | 100 | 100\VFBGA |
AT32UC3A464S | 32-bit AVR MCU | 84 | 64 | 128 | 100 | 100\VFBGA |
AT32UC3B0128 | 32-bit AVR MCU | 60 | 128 | 32 | 64 | 64\TQFP 64\VQFN |
AT32UC3B0128AU | 32-bit AVR MCU | 60 | 128 | 32 | 64 | |
AT32UC3B0256 | 32-bit AVR MCU | 60 | 256 | 32 | 64 | 64\TQFP 64\VQFN |
AT32UC3B0512 | 32-bit AVR MCU | 60 | 512 | 96 | 64 | 64\TQFP 64\VQFN |
AT32UC3B0512AU | 32-bit AVR MCU | 60 | 512 | 96 | 64 | |
AT32UC3B064 | 32-bit AVR MCU | 60 | 64 | 16 | 64 | 64\TQFP 64\VQFN |
AT32UC3B1128 | 32-bit AVR MCU | 60 | 128 | 32 | 48 | 48\TQFP 48\VQFN |
AT32UC3B1256 | 32-bit AVR MCU | 60 | 256 | 32 | 48 | 48\TQFP 48\VQFN |
AT32UC3B1512 | 32-bit AVR MCU | 60 | 512 | 96 | 48 | 48\VQFN |
AT32UC3B164 | 32-bit AVR MCU | 60 | 64 | 16 | 48 | 48\TQFP 48\VQFN |
AT32UC3C0128C | 32-bit AVR MCU | 66 | 128 | 36 | 144 | 144\LQFP |
AT32UC3C0256C | 32-bit AVR MCU | 66 | 256 | 68 | 144 | 144\LQFP |
AT32UC3C0512C | 32-bit AVR MCU | 66 | 512 | 68 | 144 | 144\LQFP |
AT32UC3C0512CAU | 32-bit AVR MCU | 66 | 512 | 68 | 144 | |
AT32UC3C0512C-AUTOMOTIVE | 32-bit AVR MCU | 66 | 512 | 68 | 144 | 144\LQFP |
AT32UC3C064C | 32-bit AVR MCU | 66 | 64 | 20 | 144 | 144\LQFP |
AT32UC3C1128C | 32-bit AVR MCU | 66 | 128 | 36 | 100 | 100\TQFP |
AT32UC3C1256C | 32-bit AVR MCU | 66 | 256 | 68 | 100 | 100\TQFP |
AT32UC3C1512C | 32-bit AVR MCU | 66 | 512 | 68 | 100 | 100\TQFP |
AT32UC3C1512C-AUTOMOTIVE | 32-bit AVR MCU | 66 | 512 | 68 | 100 | 100\TQFP |
AT32UC3C164C | 32-bit AVR MCU | 66 | 64 | 20 | 100 | 100\TQFP |
AT32UC3C2128C | 32-bit AVR MCU | 66 | 128 | 36 | 64 | 64\TQFP 64\VQFN |
AT32UC3C2256C | 32-bit AVR MCU | 66 | 256 | 68 | 64 | 64\TQFP 64\VQFN |
AT32UC3C2512C | 32-bit AVR MCU | 66 | 512 | 68 | 64 | 64\TQFP 64\VQFN |
AT32UC3C2512C-AUTOMOTIVE | 32-bit AVR MCU | 66 | 512 | 68 | 64 | 64\TQFP 64\VQFN |
AT32UC3C264C | 32-bit AVR MCU | 66 | 64 | 20 | 64 | 64\TQFP 64\VQFN |
AT32UC3L0128 | 32-bit AVR MCU | 50 | 128 | 32 | 48 | 48\TLLGA 48\TQFP 48\VQFN 48\XFLGA |
AT32UC3L016 | 32-bit AVR MCU | 50 | 16 | 8 | 48 | |
AT32UC3L0256 | 32-bit AVR MCU | 50 | 256 | 32 | 48 | 48\TLLGA 48\TQFP 48\VQFN |
AT32UC3L032 | 32-bit AVR MCU | 50 | 32 | 16 | 48 | |
AT32UC3L064 | 32-bit AVR MCU | 50 | 64 | 16 | 48 | |
AT91M40800 | ARM7 | 40 | 0 | 8 | 100 | 100\LQFP |
AT91M42800A | ARM7 | 33 | 0 | 8 | 144 | 144\LBGA 144\LQFP |
AT91M55800A | ARM7 | 33 | 0 | 8 | 176 | 176\LFBGA 176\LQFP |
AT91R40008 | ARM7 | 75 | 0 | 256 | 100 | |
AT91SAM7S128 | ARM7 | 55 | 128 | 32 | 64 | 64\LQFP 64\VQFN |
AT91SAM7S256 | ARM7 | 55 | 256 | 64 | 64 | 64\LQFP 64\VQFN |
AT91SAM7S512 | ARM7 | 55 | 512 | 64 | 64 | 64\LQFP 64\VQFN |
AT91SAM7S64 | ARM7 | 55 | 64 | 16 | 64 | 64\LQFP 64\VQFN |
AT91SAM7SE256 | ARM7 | 48 | 256 | 32 | 144 | 128\LQFP 144\LFBGA |
AT91SAM7SE32 | ARM7 | 48 | 32 | 8 | 144 | 128\LQFP 144\LFBGA |
AT91SAM7SE512 | ARM7 | 48 | 512 | 32 | 144 | 128\LQFP 144\LFBGA |
AT91SAM7X128 | ARM7 | 55 | 128 | 32 | 100 | 100\LQFP 100\TFBGA |
AT91SAM7X256 | ARM7 | 55 | 256 | 64 | 100 | 100\LQFP 100\TFBGA |
AT91SAM7X512 | ARM7 | 55 | 512 | 128 | 100 | 100\LQFP 100\TFBGA |
AT91SAM7XC128 | ARM7 | 55 | 128 | 32 | 100 | |
AT91SAM7XC512 | ARM7 | 55 | 512 | 128 | 100 | |
ATSAM3A4C | Cortex-M3 | 84 | 256 | 64 | 100 | 100\LQFP 100\TFBGA |
ATSAM3A8C | Cortex-M3 | 84 | 512 | 96 | 100 | 100\LQFP 100\TFBGA |
ATSAM3N00A | Cortex-M3 | 48 | 16 | 4 | 48 | 48\LQFP 48\VQFN |
ATSAM3N00B | Cortex-M3 | 48 | 16 | 4 | 64 | 64\LQFP 64\VQFN |
ATSAM3N0A | Cortex-M3 | 48 | 32 | 8 | 48 | 48\LQFP 48\VQFN |
ATSAM3N0B | Cortex-M3 | 48 | 32 | 8 | 64 | 64\LQFP 64\VQFN |
ATSAM3N0C | Cortex-M3 | 48 | 32 | 8 | 100 | 100\LQFP 100\TFBGA |
ATSAM3N1A | Cortex-M3 | 48 | 64 | 8 | 48 | 48\LQFP 48\VQFN |
ATSAM3N1B | Cortex-M3 | 48 | 64 | 8 | 64 | 64\LQFP 64\VQFN |
ATSAM3N1C | Cortex-M3 | 48 | 64 | 8 | 100 | 100\LQFP 100\TFBGA |
ATSAM3S1A | Cortex-M3 | 64 | 64 | 16 | 48 | 48\LQFP 48\VQFN |
ATSAM3S1B | Cortex-M3 | 64 | 64 | 16 | 64 | 64\LQFP 64\VQFN |
ATSAM3S1C | Cortex-M3 | 64 | 64 | 16 | 100 | 100\LQFP 100\TFBGA |
ATSAM3S2A | Cortex-M3 | 64 | 128 | 32 | 48 | 48\LQFP 48\VQFN |
ATSAM3S2B | Cortex-M3 | 64 | 128 | 32 | 64 | 64\LQFP 64\VQFN |
ATSAM3S2C | Cortex-M3 | 64 | 128 | 32 | 100 | 100\LQFP 100\TFBGA |
ATSAM3S4A | Cortex-M3 | 64 | 256 | 48 | 48 | 48\LQFP 48\VQFN |
ATSAM3S4B | Cortex-M3 | 64 | 256 | 48 | 64 | 64\LQFP 64\VQFN |
ATSAM3S4C | Cortex-M3 | 64 | 256 | 48 | 100 | 100\LQFP 100\TFBGA |
ATSAM3S8B | Cortex-M3 | 64 | 512 | 64 | 64 | 64\LQFP 64\VQFN |
ATSAM3S8C | Cortex-M3 | 64 | 512 | 64 | 100 | 100\LQFP 100\TFBGA |
ATSAM3SD8B | Cortex-M3 | 64 | 512 | 64 | 64 | 64\LQFP 64\VQFN |
ATSAM3SD8C | Cortex-M3 | 64 | 512 | 64 | 100 | 100\LQFP 100\TFBGA |
ATSAM3U1C | Cortex-M3 | 96 | 64 | 20 | 100 | 100\LQFP 100\TFBGA |
ATSAM3U1E | Cortex-M3 | 96 | 64 | 20 | 144 | 144\LFBGA 144\LQFP |
ATSAM3U2C | Cortex-M3 | 96 | 128 | 36 | 100 | 100\LQFP 100\TFBGA |
ATSAM3U2E | Cortex-M3 | 96 | 128 | 36 | 144 | 144\LFBGA 144\LQFP |
ATSAM3U4C | Cortex-M3 | 96 | 256 | 50 | 100 | 100\LQFP 100\TFBGA |
ATSAM3U4E | Cortex-M3 | 96 | 256 | 50 | 144 | 144\LFBGA 144\LQFP |
ATSAM3X4C | Cortex-M3 | 84 | 256 | 64 | 100 | 100\LQFP 100\TFBGA |
ATSAM3X4E | Cortex-M3 | 84 | 256 | 64 | 144 | 144\LFBGA 144\LQFP |
ATSAM3X8C | Cortex-M3 | 84 | 512 | 96 | 100 | 100\LQFP 100\TFBGA |
ATSAM3X8E | Cortex-M3 | 84 | 512 | 96 | 144 | 144\LFBGA 144\LQFP |
ATUC128D3 | 32-bit AVR MCU | 48 | 128 | 16 | 64 | 64\TQFP 64\VQFN |
ATUC128D4 | 32-bit AVR MCU | 48 | 128 | 16 | 48 | 48\TQFP 48\VQFN |
ATUC128L3U | 32-bit AVR MCU | 50 | 128 | 32 | 64 | 64\TQFP 64\VQFN |
ATUC128L4U | 32-bit AVR MCU | 50 | 128 | 16 | 48 | 48\TLLGA 48\TQFP |
ATUC256L3U | 32-bit AVR MCU | 50 | 256 | 32 | 64 | 64\TQFP 64\VQFN |
ATUC256L4U | 32-bit AVR MCU | 50 | 256 | 16 | 48 | 48\TLLGA 48\TQFP 48\VQFN |
ATUC64D3 | 32-bit AVR MCU | 48 | 64 | 16 | 64 | 64\TQFP 64\VQFN |
ATUC64D4 | 32-bit AVR MCU | 48 | 64 | 16 | 48 | 48\TQFP 48\VQFN |
ATUC64L3U | 32-bit AVR MCU | 50 | 64 | 16 | 64 | 64\TQFP 64\VQFN |
ATUC64L4U | 32-bit AVR MCU | 50 | 64 | 16 | 48 | 48\TLLGA 48\TQFP 48\VQFN |