ATSAM3S1BB-MU vs ATSAM3N4BA-MU Comparison
Detailed side-by-side comparison of ATSAM3S1BB-MU 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
ATSAM3S1BB-MU - 64MHz Cortex-M3 MCU 64KB Flash | Microchip
ATSAM3S1BB-MU ✓ ActiveMicrochip Technology
ATSAM3N4BA-MU - 48MHz Cortex-M3 MCU, 256KB Flash | Microchip
ATSAM3N4BA-MU ✓ ActiveSpecification Comparison
| Parameter | ATSAM3S1BB-MU | ATSAM3N4BA-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Processor | ARM Cortex-M3 | ARM Cortex-M3 revision 2.0 |
| Core Size | 32-Bit | 32-bit |
| Maximum Clock Frequency | 64 MHz | 48 MHz |
| Flash Memory | 64 KB (64K x 8) | — |
| SRAM | 16 KB | — |
| Series | SAM3S | — |
| Package | 64-QFN (9 x 9 mm) | — |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | Industrial (-40C to +85C) | -40C to +85C |
| USB | USB 2.0 Full-Speed Device | — |
| Supply Voltage | [DATA_NEEDED: supply voltage range] | 1.8 V to 3.3 V |
| Number of I/O | [DATA_NEEDED: number of GPIO] | 47 |
| ADC Resolution | [DATA_NEEDED: ADC resolution] | — |
| Connectivity Peripherals | USB, SPI, UART/USART, TWI (I2C) | — |
| Program Memory Type | Flash | — |
| Package Color / Material | QFN, Green | — |
| MSL Rating | MRL B (per Mouser listing) | — |
| RoHS Status | Compliant (Green package) | Compliant (lead-free MU suffix) |
| Flash Memory Size | — | 256KB (256K x 8) |
| RAM Size | — | 24K x 8 |
| Oscillator Type | — | Internal |
| Instruction Set | — | Thumb-2 |
| SysTick Timer | — | 24-bit |
| Interrupt Controller | — | NVIC (Nested Vector Interrupt Controller) |
| Package / Case | — | 64-QFN (9x9 mm) with exposed pad |
| Packaging | — | Tray |
| Pin Compatibility | — | Pin-to-pin compatible with SAM3S (48/64/100-pin) and SAM7S (48/64-pin) |