ATSAME70N21A-CN vs ATSAME70N19A-CN Comparison
Detailed side-by-side comparison of ATSAME70N21A-CN by Microchip Technology and ATSAME70N19A-CN 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
ATSAME70N21A-CN - ARM Cortex-M7 300MHz MCU 2MB Flash 100-TFBGA | Microchip
ATSAME70N21A-CN ✓ ActiveMicrochip Technology
ATSAME70N19A-CN - 300MHz Cortex-M7 MCU 512KB Flash | Microchip
ATSAME70N19A-CN ✓ ActiveSpecification Comparison
| Parameter | ATSAME70N21A-CN | ATSAME70N19A-CN |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $22.73 | $8.39 |
| Core Architecture | ARM Cortex-M7 with FPU | — |
| Maximum Clock Frequency | 300 MHz | — |
| Flash Memory | 2 MB (2M x 8) | 512 KB |
| SRAM | 384 KB multi-port | 256 KB |
| Instruction Cache | 16 KB ICache + DCache | — |
| Operating Voltage | 1.62 V to 3.6 V | — |
| Supply Voltage (typical) | 1.8 V / 2.5 V / 3.3 V | — |
| Package | 100-pin TFBGA (9x9 mm) | TFBGA-100 (9x9 mm), 0.8 mm pitch |
| Mounting Type | Surface Mount | — |
| ADC | 12-bit, up to 2 Msps | 12-bit, up to 1.5 Msps, 24 channels |
| DAC | 2 x 12-bit | — |
| Ethernet | 10/100 Mbps MAC with IEEE 1588 (MII/RMII) | 10/100 Mbps MAC with MII/RMII |
| USB | USB 2.0 High-Speed PHY (integrated) | USB 2.0 High-Speed Host/Device + HS PHY |
| CAN | 2 x CAN-FD controllers | — |
| Operating Temperature | -40C to +105C (industrial) | -40C to +85C |
| RoHS Status | Compliant | Compliant (PB-free, China RoHS 50) |
| Core | — | ARM Cortex-M7 with FPU |
| Maximum CPU Clock | — | 300 MHz |
| CoreMark / DMIPS | — | 300 CoreMark / 600 DMIPS |
| Instruction Cache (I-Cache) | — | 16 KB |
| Data Cache (D-Cache) | — | 16 KB |
| Operating Voltage (Core) | — | 1.2 V |
| Operating Voltage (I/O) | — | 3.3 V |
| CAN-FD | — | 2x CAN-FD controllers |
| TFT LCD Controller | — | Yes (overlay, DMA, up to XGA) |
| External Bus Interface | — | 16-bit EBI for SRAM/SDRAM/NOR |
| Cryptography Accelerator | — | AES-256, TRNG, secure boot |
| I/O Pins | — | [DATA_NEEDED: pin count] |