ATSAM3S8BA-AU vs ATSAM4N16CA-AU Comparison
Detailed side-by-side comparison of ATSAM3S8BA-AU by Microchip Technology and ATSAM4N16CA-AU 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
ATSAM3S8BA-AU - Cortex-M3 64MHz 512KB Flash MCU | Microchip
ATSAM3S8BA-AU ✓ ActiveMicrochip Technology
ATSAM4N16CA-AU - 100MHz Cortex-M4 1MB Flash MCU | Microchip
ATSAM4N16CA-AU ✓ ActiveSpecification Comparison
| Parameter | ATSAM3S8BA-AU | ATSAM4N16CA-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Processor | ARM Cortex-M3 revision 2.0 | ARM Cortex-M4 |
| Core Size | 32-bit | 32-bit |
| Maximum Clock Speed | 64 MHz | — |
| Program Memory Size | 512KB (512K x 8) | 1 MB (1M x 8) Flash |
| Program Memory Type | FLASH | — |
| SRAM Size | [DATA_NEEDED: SRAM size] | 80 KB |
| Supply Voltage | 1.8 V / 2.5 V / 3.3 V | — |
| Number of I/O | 47 | — |
| Connectivity | I2C, IrDA, Memory Card, SPI, SSC, UART/USART, USB | — |
| Peripherals | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT | — |
| MPU | Yes (Memory Protection Unit) | — |
| Instruction Set | Thumb-2 | Thumb-2 |
| Package | 64-LQFP (10x10 mm) | 100-LQFP (14x14 mm) |
| Mounting Style | SMD (Surface Mount) | — |
| Packaging | Tray | — |
| Family Compatibility | Pin-to-pin compatible with AT91SAM7S series | — |
| Touch Support | Native Atmel QTouch capacitive touch | — |
| RoHS Status | Compliant (LQFP, Grn, MRL per Mouser) | Compliant (Green package) |
| Maximum Clock Frequency | — | 100 MHz |
| Supply Voltage Range | — | 1.62 V to 3.6 V |
| Typical Supply Rails | — | 2.5 V / 3.3 V |
| DSP Instructions | — | Yes |
| Memory Protection Unit | — | Yes (MPU) |
| Mounting Type | — | Surface Mount |
| Series | — | SAM4N |
| Data Bus Width | — | 32 bit |
| Operating Temperature | — | Industrial (-40C to +85C) |
| Pin Compatibility | — | SAM3N, SAM3S, SAM4S (100-pin), SAM7S (64-pin) legacy |
| Halogen Free | — | Compliant |
| ECCN | — | 3A991.a.2 |