ATSAME70J19B-AN vs ATSAME70J21A-ANT Comparison
Detailed side-by-side comparison of ATSAME70J19B-AN by Microchip Technology and ATSAME70J21A-ANT by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
ATSAME70J19B-AN - 300MHz Cortex-M7 MCU, 512KB Flash, 64-LQFP
ATSAME70J19B-AN β ActiveMicrochip Technology
ATSAME70J21A-ANT - 300MHz Cortex-M7 MCU 2MB Flash | Microchip
ATSAME70J21A-ANT β ActiveSpecification Comparison
| Parameter | ATSAME70J19B-AN | ATSAME70J21A-ANT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $9.42 | $9.60 |
| Core | ARM Cortex-M7 with FPU | β |
| Maximum CPU Clock | 300 MHz | β |
| Flash Memory | 512 KB (512K x 8) | 2 MB (2048 Kbytes) |
| SRAM | 256 KB | 384 KB |
| Instruction Cache | 16 KB | 16 KB (4 KB + configurable 4 KB) |
| Data Cache | 16 KB | β |
| Package | 64-LQFP (10x10 mm) | 64-LQFP (10x10 mm) |
| Mounting Type | Surface Mount | Surface Mount, Tape & Reel |
| Operating Voltage | 1.7 V to 3.6 V | β |
| Operating Temperature | -40C to +105C (industrial) | -40C to +85C (industrial) |
| A/D Converter | 12-bit AFE, up to 24 channels | β |
| D/A Converter | 12-bit DAC | β |
| Communication Interfaces | CAN-FD x2, USB HS, Ethernet MAC, UART, SPI, I2C, I2S | β |
| DMA | XDMAC with multiple channels | β |
| Security | TRNG, AES, secure boot support | β |
| Pin Count | 64 | 64 |
| RoHS Status | Compliant | β |
| Core Architecture | β | ARM Cortex-M7 with FPU (single + double precision) |
| Maximum CPU Frequency | β | 300 MHz |
| Supply Voltage | β | 1.2 V core / 3.3 V I/O (single 3.3 V rail via internal regulator) |
| ADC | β | 12-bit, up to 2 Msps |
| USB | β | Hi-Speed USB 2.0 with on-chip PHY |
| Ethernet | β | 10/100 Mbps GMAC (IEEE 1588) |
| CAN | β | 2x CAN-FD controllers |
| External Bus Interface | β | 16-bit EBI for SDRAM/SRAM/NOR |