ATSAM3N1AB-AU vs ATSAM3N1CA-AU Comparison
Detailed side-by-side comparison of ATSAM3N1AB-AU by Microchip Technology and ATSAM3N1CA-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
ATSAM3N1AB-AU - 48MHz Cortex-M3 64KB Flash MCU | Microchip
ATSAM3N1AB-AU ✓ Active
Specification Comparison
| Parameter | ATSAM3N1AB-AU | ATSAM3N1CA-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Unknown |
| Core Processor | ARM Cortex-M3 (revision 2.0) | — |
| Core Size | 32-Bit | — |
| Maximum Clock Frequency | 48 MHz | — |
| Instruction Set | Thumb-2 | Thumb-2 |
| Flash Memory | 64KB (64K x 8) | — |
| Supply Voltage Range | 1.62 V to 3.6 V | 1.62 V to 3.6 V |
| Nominal Supply Rails | 1.8 V / 2.5 V / 3.3 V | — |
| SysTick Timer | 24-bit | — |
| Interrupt Controller | Nested Vector Interrupt Controller (NVIC) | Nested Vector Interrupt Controller |
| Touch Sensing | QTouch capacitive touch library support | — |
| Pin Compatibility | SAM7S (48/64-pin), SAM3S (48/64/100-pin) | — |
| Package | 48-LQFP (7x7 mm) | 100-LQFP (14 x 14 mm) |
| Mounting Type | Surface Mount | Surface mount |
| Package Color / Environmental | Green package (Grn), MSL rating per Mouser listing | — |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | — |
| SRAM Size | [DATA_NEEDED: SRAM size] | — |
| I/O Count | [DATA_NEEDED: GPIO count] | — |
| RoHS Status | Compliant (green package per Mouser listing) | [DATA_NEEDED: RoHS status] |
| Product Type | — | 32-bit ARM Cortex-M3 flash microcontroller |
| Maximum CPU Frequency | — | 48 MHz |
| CPU Core | — | ARM Cortex-M3 revision 2.0 |
| Program Memory Size | — | 64KB (64K x 8) |
| RAM Size | — | 8K x 8 |
| Number of I/O | — | 79 |
| Operating Ambient Temperature | — | -40°C to 85°C |
| Package Family | — | LQFP-100 |
| Oscillator Type | — | Internal |
| Packaging | — | Tube |
| System Timer | — | 24-bit SysTick counter |
| ADC | — | 10-bit, up to 16 channels |
| ADC Sampling Rate | — | 384 KSPS |
| Timer/PWM | — | Three-channel 16-bit timer/counter with capture, waveform, compare, and PWM modes |
| Quadrature Decoder | — | 2-bit Gray up/down counter for stepper motor |
| Real-Time Timer | — | 32-bit real-time timer with calendar and alarm |
| REACH Status | — | [DATA_NEEDED: REACH status] |