ATSAME70Q21A-CNT vs ATSAMS70Q21B-AN Comparison
Detailed side-by-side comparison of ATSAME70Q21A-CNT by Microchip Technology and ATSAMS70Q21B-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
ATSAME70Q21A-CNT - 300MHz Cortex-M7 MCU, 2MB Flash, 144-LFBGA | Microchip
ATSAME70Q21A-CNT ✓ ActiveMicrochip Technology
ATSAMS70Q21B-AN - 300MHz Cortex-M7 MCU 2MB Flash | Microchip
ATSAMS70Q21B-AN ✓ ActiveSpecification Comparison
| Parameter | ATSAME70Q21A-CNT | ATSAMS70Q21B-AN |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $8.20 | $11.60 |
| Core Architecture | ARM Cortex-M7 with FPU (single + double precision) | ARM Cortex-M7 with FPU |
| Maximum CPU Clock | 300 MHz | — |
| Flash Memory | 2048 KB (2 MB) | 2 MB (2048 KB) |
| SRAM | 384 KB multi-port SRAM | 384 KB |
| Cache | 16 KB I-cache + 16 KB D-cache | — |
| Package | 144-ball LFBGA, 10x10 mm | 144-LQFP (20x20 mm, 0.5 mm pitch) |
| Supply Voltage (VDDIO) | 1.8 V typical (range 1.62 V to 3.6 V per data) | — |
| Operating Temperature | -40C to +105C (industrial) | — |
| External Bus Interface | EBI up to 80 MHz, supports SDRAM/NOR/NAND/SRAM | — |
| USB | USB 2.0 High-Speed device/host/OTG | — |
| Ethernet | 10/100 Mbps MAC (MII/RMII interface) | — |
| CAN | 2x CAN-FD controllers | — |
| Audio DAC | 16-bit, 2-channel on-chip audio DAC | — |
| ADC | 12-bit SAR ADC (up to 24 channels) | High-speed ADC (see datasheet) |
| AFEC | 24-bit Sigma-Delta (up to 8 channels) | — |
| Timers | Multiple TC, PWM, and 32-bit SysTick | — |
| Crypto / TRNG | Hardware AES and True Random Number Generator | — |
| RoHS Status | Compliant | Compliant |
| MSL Level | 3 (per JEDEC J-STD-020) | 3 (per JEDEC J-STD-020) |
| Mounting Type | Surface Mount (BGA) | Surface Mount |
| Maximum CPU Frequency | — | 300 MHz |
| Operating Voltage (VDDCORE) | — | 1.08 V to 1.32 V (1.2 V typical) |
| I/O Voltage (VDDIO) | — | 3.0 V to 3.6 V |
| Number of I/O Lines | — | 114 |
| External Bus Width | — | 16-bit data, 24-bit address |
| Operating Temperature Range | — | -40 C to +105 C (industrial) |
| PWM Channels | — | Multiple PWM outputs (see datasheet) |
| DAC | — | Yes |
| DMA Channels | — | Multiple DMA channels |
| Bit Width | — | 32-bit |