ATSAM3N1CA-AU vs ATSAM3U4EA-AU Comparison
Detailed side-by-side comparison of ATSAM3N1CA-AU by Microchip Technology and ATSAM3U4EA-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
ATSAM3U4EA-AU - 96MHz Cortex-M3 MCU 256KB Flash | Microchip
ATSAM3U4EA-AU ✓ ActiveSpecification Comparison
| Parameter | ATSAM3N1CA-AU | ATSAM3U4EA-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Unknown | Active |
| Product Type | 32-bit ARM Cortex-M3 flash microcontroller | — |
| Maximum CPU Frequency | 48 MHz | — |
| CPU Core | ARM Cortex-M3 revision 2.0 | — |
| Instruction Set | Thumb-2 | Thumb-2 |
| Program Memory Size | 64KB (64K x 8) | — |
| RAM Size | 8K x 8 | — |
| Number of I/O | 79 | — |
| Supply Voltage Range | 1.62 V to 3.6 V | — |
| Operating Ambient Temperature | -40°C to 85°C | — |
| Package | 100-LQFP (14 x 14 mm) | 144-pin LQFP (20x20 mm), surface mount |
| Package Family | LQFP-100 | — |
| Mounting Type | Surface mount | Surface Mount |
| Oscillator Type | Internal | — |
| Packaging | Tube | — |
| System Timer | 24-bit SysTick counter | — |
| Interrupt Controller | Nested Vector Interrupt Controller | — |
| ADC | 10-bit, up to 16 channels | [DATA_NEEDED: ADC resolution and channel count] |
| 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 | — |
| RoHS Status | [DATA_NEEDED: RoHS status] | Compliant |
| REACH Status | [DATA_NEEDED: REACH status] | — |
| Core Architecture | — | ARM Cortex-M3 revision 2.0 |
| Maximum Clock Speed | — | 96 MHz |
| Flash Memory | — | 256 KB (dual-bank, 128-bit wide access) |
| SRAM | — | 52 KB |
| Memory Protection Unit | — | Yes (MPU) |
| Supply Voltage | — | 1.62 V to 3.6 V |
| Operating Temperature | — | -40 C to +85 C (industrial) |
| USB | — | USB 2.0 Full-Speed Device with on-chip PHY |
| CAN | — | Yes |
| MSL Level | — | 3 (168 hours) |
| Lead-Free | — | Yes |