ATSAM4S4AA-AU vs ATSAM4S8BA-AUR Comparison
Detailed side-by-side comparison of ATSAM4S4AA-AU by Microchip Technology and ATSAM4S8BA-AUR 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
ATSAM4S4AA-AU - Cortex-M4 120MHz MCU 256KB Flash | Microchip
ATSAM4S4AA-AU ✓ ActiveMicrochip Technology
ATSAM4S8BA-AUR - 120MHz Cortex-M4 MCU, 512KB Flash | Microchip
ATSAM4S8BA-AUR ✓ ActiveSpecification Comparison
| Parameter | ATSAM4S4AA-AU | ATSAM4S8BA-AUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $3.75 | $4.68 |
| Core Processor | ARM Cortex-M4 | — |
| Core Size | 32-Bit | — |
| Maximum Clock Frequency | 120 MHz | — |
| Flash Memory | 256 KB (256K x 8) | — |
| SRAM | 64 KB | 128 KB |
| Supply Voltage Range | 1.62 V to 3.6 V | — |
| Number of I/O | 38 | — |
| Package | 48-LQFP (7x7 mm) | 64-LQFP (10x10 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40C to +85C (Industrial) | -40 C to +85 C (Industrial) |
| Peripherals | DMA, PWM, WDT, I2S | — |
| Connectivity | I2C, SPI, UART/USART | — |
| Data Converters | ADC, DAC | — |
| Packaging | Tray | Tape and Reel (TR) |
| RoHS Status | Compliant (Green) | Compliant (Green) |
| Series | SAM4S | SAM4S |
| Core | — | ARM Cortex-M4 with single-precision FPU |
| Maximum CPU Clock | — | 120 MHz |
| Program Memory (Flash) | — | 512 KB (512K x 8) |
| Supply Voltage (VDD) | — | 1.62 V to 3.6 V |
| ADC | — | 11 channels, 12-bit, up to 1 Msps |
| DAC | — | 2 channels, 12-bit |
| USB | — | USB 2.0 Full-Speed with on-chip transceiver |
| Communication Interfaces | — | USART, UART, SPI, TWI (I2C), I2S, CAN |
| GPIO Count | — | [DATA_NEEDED: GPIO count] |
| DMA Channels | — | [DATA_NEEDED: DMA channels] |
| Active Power Consumption | — | 200 uA/MHz |
| MSL Level | — | 3 (168 hours) |
| Sub-series | — | SAM4S8B |