ATSAME70N19A-CNT vs ATSAME70N21B-CNT Comparison
Detailed side-by-side comparison of ATSAME70N19A-CNT by Microchip Technology and ATSAME70N21B-CNT 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
ATSAME70N19A-CNT - 300MHz Cortex-M7 MCU, 512KB Flash | Microchip
ATSAME70N19A-CNT ✓ ActiveMicrochip Technology
ATSAME70N21B-CNT - 300MHz Cortex-M7 MCU 2MB Flash | Microchip
ATSAME70N21B-CNT ✓ ActiveSpecification Comparison
| Parameter | ATSAME70N19A-CNT | ATSAME70N21B-CNT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $7.85 | $9.28 |
| Core Architecture | ARM Cortex-M7 with FPU | ARM Cortex-M7 with FPU |
| Core Count | Single-core | — |
| Maximum Clock Speed | 300 MHz | — |
| Data Bus Width | 32-bit | — |
| Program Memory (Flash) | 512 KB (512K x 8) | — |
| SRAM | 256 KB | 384 KB multi-port |
| Package | 100-TFBGA (9x9 mm) | 100-pin TFBGA (9x9 mm) |
| Mounting Type | Surface Mount | — |
| Operating Temperature | -40C to +85C (industrial) | -40C to +105C (industrial) |
| Supply Voltage (Core) | 1.2 V (typ.) | — |
| Supply Voltage (I/O) | 3.3 V (typ.) | — |
| ADC | 12-bit, up to 2 Msps | 12-bit, up to 2 Msps |
| DAC | 12-bit, 2-channel | 12-bit, dual-channel |
| USB | HS USB 2.0 with on-chip PHY | USB 2.0 High-Speed with on-chip PHY |
| CAN | 2x CAN-FD controllers | 2x CAN-FD controllers |
| Ethernet | 10/100 MAC with 1588 PTP | 10/100 MAC with IEEE 1588 |
| Crypto Accelerators | AES, SHA, TRNG | — |
| External Bus | 16-bit DDR/LPDDR/LPSDR SDRAM interface | — |
| MSL Level | [DATA_NEEDED: MSL Level] | — |
| RoHS Status | Compliant | Compliant |
| Maximum CPU Clock | — | 300 MHz |
| Flash Memory | — | 2 MB (2048 KB) |
| Instruction Cache | — | 16 KB |
| Data Cache | — | 16 KB |
| Operating Voltage | — | 1.62 V to 3.6 V |
| Supply Voltage (VDDIO) | — | 1.62 V to 3.6 V |
| External Bus Interface | — | 16-bit SDRAM up to 150 MHz |
| Display Controller | — | TFT LCD with 2D graphics accelerator |