ATSAME70N21B-CN vs ATSAME70N19B-AN Comparison
Detailed side-by-side comparison of ATSAME70N21B-CN by Microchip Technology and ATSAME70N19B-AN 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
ATSAME70N21B-CN - 300MHz Cortex-M7 MCU 2MB Flash | Microchip
ATSAME70N21B-CN β ActiveMicrochip Technology
ATSAME70N19B-AN - 300MHz ARM Cortex-M7 MCU 512KB Flash | Microchip
ATSAME70N19B-AN β ActiveSpecification Comparison
| Parameter | ATSAME70N21B-CN | ATSAME70N19B-AN |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $10.85 | $11.04 |
| Core Architecture | ARM Cortex-M7 with FPU (single + double precision) | ARM Cortex-M7 with FPU |
| Maximum CPU Clock | 300 MHz | β |
| CoreMark Performance | 1500 CoreMark | β |
| DMIPS | 600 DMIPS | β |
| Program Flash | 2 MB (2048 KB) | β |
| SRAM | 384 KB (256 KB SRAM0 + 128 KB SRAM1) | 256 KB |
| Supply Voltage (VDDIN) | 1.62 V to 3.6 V | β |
| Package | 100-ball TFBGA, 9x9 mm, 0.8 mm pitch | 100-LQFP (14x14 mm) |
| Operating Temperature | -40C to +85C (industrial) | -40 C to +105 C |
| ADC | 1x 12-bit, 1.2 Msps, up to 24 channels | 12-bit AFEC, up to 24 channels |
| DAC | 2x 12-bit, 1 Msps, 2 channels each | 12-bit, 2 channels |
| USB | HS USB Host + Device with integrated PHY | HS USB Host/Device with on-chip PHY |
| CAN | 2x CAN-FD controllers | 2x CAN-FD controllers |
| Ethernet | 10/100 Mbps MAC (GMAC), HS GMAC variant supports GbE with external PHY | 10/100 Mbps MAC with 1588 PTP |
| Crypto Accelerator | TRNG, AES (128/192/256), SHA-1/SHA-256 | β |
| External Memory Bus | 16-bit HSIF for SRAM/PSRAM/NAND/NOR | β |
| Timers/Counters | 16-bit TC channels, PWM, RTC | β |
| RoHS Status | Compliant | Compliant |
| Maximum Clock Frequency | β | 300 MHz |
| Program Memory (Flash) | β | 512 KB (512K x 8) |
| Instruction Cache | β | 16 KB |
| Supply Voltage (VDDIO/VDD) | β | 3.0 V to 3.6 V |
| Mounting Type | β | Surface Mount |
| External Bus Interface | β | 16-bit EBI |
| Image Sensor Interface (ISI) | β | Yes (up to 12-bit parallel camera input) |
| TFT LCD Controller | β | Yes, up to XGA resolution |
| MSL Level | β | 3 (168 hours) |
| Lead-Free | β | Yes |