ATSAM3SD8BA-AU vs ATSAM3N4BA-MU Comparison
Detailed side-by-side comparison of ATSAM3SD8BA-AU by Microchip Technology and ATSAM3N4BA-MU 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
ATSAM3SD8BA-AU - 512KB Flash Cortex-M3 MCU 64MHz | Microchip
ATSAM3SD8BA-AU β ActiveMicrochip Technology
ATSAM3N4BA-MU - 48MHz Cortex-M3 MCU, 256KB Flash | Microchip
ATSAM3N4BA-MU β ActiveSpecification Comparison
| Parameter | ATSAM3SD8BA-AU | ATSAM3N4BA-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $8.05 | $3.48 |
| Core Processor | ARM Cortex-M3 revision 2.0 | ARM Cortex-M3 revision 2.0 |
| Core Size | 32-Bit | 32-bit |
| Maximum Clock Speed | 64 MHz | β |
| Flash Memory | 512KB (512K x 8) | β |
| SRAM | 100KB | β |
| Core Supply Voltage (VDDCORE) | 1.08 V to 1.32 V | β |
| I/O Supply Voltage | 1.62 V to 3.6 V | β |
| Number of I/O | 47 | 47 |
| USB | USB 2.0 High-Speed Device with integrated transceiver | β |
| Memory Protection Unit | Yes (MPU) | β |
| Instruction Set | Thumb-2 | Thumb-2 |
| Peripherals | DMA, 12-bit DAC, USART, SPI, TWI, PWM, ADC | β |
| Package | 64-LQFP (10 x 10 mm) | β |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +85C |
| RoHS Status | Compliant (LQFP, Green, MRL) | Compliant (lead-free MU suffix) |
| Lifecycle Status | Active | β |
| Compatibility | Pin-to-pin compatible with AT91SAM7S legacy series | β |
| Maximum Clock Frequency | β | 48 MHz |
| Flash Memory Size | β | 256KB (256K x 8) |
| RAM Size | β | 24K x 8 |
| Supply Voltage | β | 1.8 V to 3.3 V |
| Oscillator Type | β | Internal |
| SysTick Timer | β | 24-bit |
| Interrupt Controller | β | NVIC (Nested Vector Interrupt Controller) |
| Package / Case | β | 64-QFN (9x9 mm) with exposed pad |
| Packaging | β | Tray |
| Pin Compatibility | β | Pin-to-pin compatible with SAM3S (48/64/100-pin) and SAM7S (48/64-pin) |