ATSAM3A4CA-AU vs ATSAM3N4CA-AU Comparison
Detailed side-by-side comparison of ATSAM3A4CA-AU by Microchip Technology and ATSAM3N4CA-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
ATSAM3A4CA-AU - 84MHz Cortex-M3 MCU 256KB Flash | Microchip
ATSAM3A4CA-AU ✓ Active
Specification Comparison
| Parameter | ATSAM3A4CA-AU | ATSAM3N4CA-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Unknown |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $12.30 | $0.00 |
| Core Processor | ARM Cortex-M3 revision 2.0 | — |
| Core Size | 32-bit | — |
| Maximum Clock Speed | 84 MHz | — |
| Program Memory Size | 256 KB (2 x 128 KB banks) | — |
| Program Memory Type | FLASH | Flash |
| RAM Size | 64 KB (2 x 32 KB banks) | — |
| Supply Voltage | 1.62 V to 3.6 V | — |
| Data Converters | A/D 16x12-bit; D/A 2x12-bit | — |
| Connectivity | CAN, I2C, IrDA, LIN, MMC, SPI, SSC, UART/USART, USB | — |
| Oscillator Type | Internal | Internal |
| Memory Protection | MPU (Memory Protection Unit) | — |
| Instruction Set | Thumb-2 | Thumb-2 |
| SysTick Counter | 24-bit | 24-bit |
| Operating Temperature | -40C to +85C | — |
| Package | 100-LQFP (14 x 14 mm) | 100-LQFP (14 x 14 mm) |
| Mounting Type | Surface Mount | Surface mount |
| Series | SAM3A | — |
| Product Type | — | 32-bit ARM Cortex-M3 Flash microcontroller |
| CPU Core | — | ARM Cortex-M3 revision 2.0 |
| Maximum CPU Frequency | — | 48 MHz |
| Program Memory | — | 256 KB (256K x 8) Flash |
| RAM | — | 24 KB (24K x 8) SRAM |
| Number of I/O Pins | — | 79 |
| ADC | — | 1 channel, 10-bit, 500 kSPS |
| Timer/Counter Resources | — | Three-channel 16-bit timer/counter with capture, waveform, compare, and PWM mode |
| PWM Resources | — | 4-channel 16-bit PWM |
| Real-Time Timer | — | 32-bit real-time timer and RTC with calendar and alarm |
| Package Pin Count | — | 100 pins |
| Manufacturer Series | — | SAM3N |