ATSAM3S1BA-AUR vs ATSAM3S1AA-AU Comparison
Detailed side-by-side comparison of ATSAM3S1BA-AUR by Microchip Technology and ATSAM3S1AA-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
ATSAM3S1BA-AUR - 64MHz ARM Cortex-M3 MCU | Microchip (Tape & Reel)
ATSAM3S1BA-AUR ✓ ActiveMicrochip Technology
ATSAM3S1AA-AU - 64MHz Cortex-M3 MCU 64KB Flash | Microchip
ATSAM3S1AA-AU ✓ ActiveSpecification Comparison
| Parameter | ATSAM3S1BA-AUR | ATSAM3S1AA-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Product Type | 32-bit ARM Cortex-M3 RISC Flash microcontroller | — |
| Manufacturer | Microchip Technology | — |
| Maximum Clock Speed | 64 MHz | 64 MHz |
| Processor Core | ARM Cortex-M3 | — |
| Architecture | 32-bit RISC | — |
| Flash Memory | 64 KB (64K × 8) | 64 KB (64K x 8) |
| SRAM | 16 KB | 16 KB (16K x 8) |
| Number of I/O Ports | 47 | — |
| Package | 64-LQFP, 10 mm × 10 mm | 48-LQFP (7x7 mm), gull-wing leads |
| Pin Count | 64 pins | — |
| Mounting Type | Surface mount | Surface Mount |
| Package Code | LFQFP | — |
| Lead Form | Gull wing | — |
| Temperature Grade | Industrial | — |
| Lifecycle Status | Active | — |
| Supply Voltage | [DATA_NEEDED: operating supply-voltage range] | — |
| Operating Temperature Range | [DATA_NEEDED: operating temperature range] | — |
| Peripheral Configuration | [DATA_NEEDED: complete UART, SPI, I2C, timer, ADC, and interrupt configuration] | — |
| RoHS Status | [DATA_NEEDED: RoHS status] | RoHS compliant (per distributor listings) |
| REACH Status | [DATA_NEEDED: REACH status] | — |
| Core Processor | — | ARM Cortex-M3 |
| Core Size | — | 32-bit |
| Supply Voltage (Vdd) | — | 1.62 V to 3.6 V |
| Core Supply Voltage | — | 1.08 V to 1.32 V (internal regulator) |
| I/O Count | — | 47 |
| Program Memory Type | — | Flash |
| Connectivity | — | USB device, USART, SPI, TWI (I2C) |
| Life Cycle Stage | — | Active |
| Operating Temperature | — | [DATA_NEEDED: operating temperature range] |
| ADC Resolution | — | [DATA_NEEDED: ADC resolution and channels] |
| Timers / Peripherals | — | [DATA_NEEDED: timer and peripheral detail] |