ATSAME70Q19A-CN vs ATSAME70N21B-CN Comparison
Detailed side-by-side comparison of ATSAME70Q19A-CN by Microchip Technology and ATSAME70N21B-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
ATSAME70Q19A-CN - 300MHz Cortex-M7 MCU 512KB Flash LFBGA-144 | Microchip
ATSAME70Q19A-CN β ActiveMicrochip Technology
ATSAME70N21B-CN - 300MHz Cortex-M7 MCU 2MB Flash | Microchip
ATSAME70N21B-CN β ActiveSpecification Comparison
| Parameter | ATSAME70Q19A-CN | ATSAME70N21B-CN |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $6.68 | $10.85 |
| Core Architecture | ARM Cortex-M7 with FPU (single + double precision) | ARM Cortex-M7 with FPU (single + double precision) |
| Maximum CPU Clock | 300 MHz | 300 MHz |
| Flash Memory | 512 KB | β |
| SRAM | 256 KB | 384 KB (256 KB SRAM0 + 128 KB SRAM1) |
| Operating Voltage (VDDCORE) | 1.2 V (typical) | β |
| I/O Voltage (VDDIO) | 3.3 V (typical) | β |
| Package | 144-LFBGA (10x10 mm, 0.8 mm pitch) | 100-ball TFBGA, 9x9 mm, 0.8 mm pitch |
| Operating Temperature | -40C to +105C (industrial) | -40C to +85C (industrial) |
| ADC | 12-bit, up to 2 Msps | 1x 12-bit, 1.2 Msps, up to 24 channels |
| DAC | 12-bit | 2x 12-bit, 1 Msps, 2 channels each |
| USB | USB 2.0 High-Speed Host + Device with on-chip PHY | HS USB Host + Device with integrated PHY |
| Ethernet | 10/100 Mbps MAC (GMAC) with 1588 PTP | 10/100 Mbps MAC (GMAC), HS GMAC variant supports GbE with external PHY |
| CAN | 2x CAN-FD controllers | 2x CAN-FD controllers |
| Serial Interfaces | 3x FLEXCOM (USART/SPI/TWI), 2x I2S, 2x SPI high-speed | β |
| DMA Channels | 24 (XDMAC) | β |
| Crypto Accelerator | AES, SHA, TRNG hardware blocks | TRNG, AES (128/192/256), SHA-1/SHA-256 |
| External Bus Interface (EBI) | Yes (SDRAM, SRAM, NAND support) | β |
| Mounting Type | Surface Mount (BGA) | β |
| MSL Level | 3 | β |
| RoHS Status | Compliant | Compliant |
| CoreMark Performance | β | 1500 CoreMark |
| DMIPS | β | 600 DMIPS |
| Program Flash | β | 2 MB (2048 KB) |
| Supply Voltage (VDDIN) | β | 1.62 V to 3.6 V |
| External Memory Bus | β | 16-bit HSIF for SRAM/PSRAM/NAND/NOR |
| Timers/Counters | β | 16-bit TC channels, PWM, RTC |