ATSAM4S4AA-AN vs ATSAM4S8CA-AN Comparison
Detailed side-by-side comparison of ATSAM4S4AA-AN by Microchip Technology and ATSAM4S8CA-AN 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-AN - 120MHz ARM Cortex-M4 MCU 256KB Flash | Microchip
ATSAM4S4AA-AN ObsoleteMicrochip Technology
ATSAM4S8CA-AN - 512KB Flash Cortex-M4 MCU 100-LQFP | Microchip
ATSAM4S8CA-AN ✓ ActiveSpecification Comparison
| Parameter | ATSAM4S4AA-AN | ATSAM4S8CA-AN |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Obsolete | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.10 | $4.42 |
| Core Processor | ARM Cortex-M4 | — |
| Core Size | 32-bit | — |
| Maximum Clock Speed | 120 MHz | 120 MHz |
| Program Memory Size | 256 KB Flash | — |
| SRAM Size | 64 KB | — |
| Supply Voltage Range | 1.62 V to 3.6 V | — |
| Number of I/O | 34 | — |
| Connectivity | I2C, IrDA, Memory Card, SPI, SSC, UART/USART, USB | — |
| Peripherals | Brown-out Detect/Reset, DMA, POR, PWM, WDT | — |
| Package | 48-LQFP | 100-pin LQFP (14x14 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Terminal Form | Gull Wing | — |
| Package Shape | Square (LFQFP) | — |
| Temperature Grade | Industrial | — |
| Part Status | Obsolete | — |
| Series | SAM4S | — |
| Core Architecture | — | ARM Cortex-M4 (32-bit RISC) with FPU |
| Flash Memory | — | 512 KB (512K x 8) |
| SRAM | — | [DATA_NEEDED: exact SRAM size] |
| Supply Voltage | — | 1.62 V to 3.6 V |
| Operating Temperature | — | -40C to +85C (AN suffix) |
| USB Interface | — | USB 2.0 Full-Speed Device |
| ADC | — | 10-bit, up to 8 channels |
| Timers | — | [DATA_NEEDED: timer count and bit-width] |
| Communication Peripherals | — | USART, SPI, TWI (I2C), USB FS |
| External Bus Interface (EBI) | — | Yes (SRAM/NOR/NAND expansion) |
| DMA Channels | — | [DATA_NEEDED: DMA channel count] |
| MSL Level | — | MSL3 (per JEDEC J-STD-020) |
| RoHS Status | — | Compliant |
| Lead-Free | — | Yes |
| DSP Extensions | — | ARM Cortex-M4 SIMD/DSP instructions |