ATSAM3S1CB-AU vs ATSAM3S2BA-AU Comparison
Detailed side-by-side comparison of ATSAM3S1CB-AU by Microchip Technology and ATSAM3S2BA-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
ATSAM3S1CB-AU - ARM Cortex-M3 64MHz 64KB Flash MCU | Microchip
ATSAM3S1CB-AU β ActiveMicrochip Technology
ATSAM3S2BA-AU - 64MHz Cortex-M3 MCU 128KB Flash | Microchip
ATSAM3S2BA-AU β ActiveSpecification Comparison
| Parameter | ATSAM3S1CB-AU | ATSAM3S2BA-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $3.10 | $4.66 |
| Core Processor | ARM Cortex-M3 (revision 2.0) | ARM Cortex-M3 revision 2.0 |
| Core Size | 32-bit | 32-bit |
| Maximum Clock Frequency | 64 MHz | 64 MHz |
| Flash Memory | 64 KB (64K x 8) | 128 KB (128K x 8) |
| SRAM | 16 KB | 32 KB |
| ROM | 16 KB | β |
| Supply Voltage Range | 1.62 V to 3.6 V | β |
| Memory Protection Unit | Yes (MPU) | β |
| Instruction Set | Thumb-2 | Thumb-2 |
| Peripherals | DMA, PWM, WDT, RTC, USB | β |
| Connectivity | USB 2.0 Full-Speed Device, USART, SPI, TWI (I2C) | β |
| ADC Resolution | 12-bit | β |
| Package | 100-LQFP (14 x 14 mm) | 64-LQFP (10x10 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40 C to +85 C (industrial) | -40C to +85C (industrial) |
| Pin Compatibility | Pin-to-pin compatible with AT91SAM7S series (64-pin versions) and SAM3N1C | β |
| RoHS Status | Compliant (Green package per Mouser listing) | RoHS Compliant |
| Memory Protection | β | MPU (Memory Protection Unit) |
| Supply Voltage | β | 1.8 V / 3.3 V |
| Series | β | SAM3S |
| Compatibility | β | Pin-to-pin compatible with AT91SAM7S (48- and 64-pin versions) |
| USB | β | USB 2.0 full-speed device |
| Connectivity Peripherals | β | USART, SPI, TWI (I2C), PWM, ADC |
| Packaging | β | Tray |