ATSAM4S4AA-MU vs ATSAM4LS8BA-AUR Comparison
Detailed side-by-side comparison of ATSAM4S4AA-MU by Microchip Technology and ATSAM4LS8BA-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
ATSAM4LS8BA-AUR - 512KB Cortex-M4 48MHz MCU | Microchip
ATSAM4LS8BA-AUR ✓ ActiveSpecification Comparison
| Parameter | ATSAM4S4AA-MU | ATSAM4LS8BA-AUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core | ARM Cortex-M4 | — |
| Core Size | 32-bit | — |
| Maximum Clock Frequency | 120 MHz | 48 MHz |
| Flash Memory | 256KB (256K x 8) | 512 KB (512K x 8) |
| SRAM | 64KB (64K x 8) | — |
| Supply Voltage | 1.62 V to 3.6 V | 3.3 V |
| Data Converters | A/D 8x12b | — |
| Oscillator Type | Internal | — |
| Operating Temperature | -40C to +85C (TA) | — |
| Package | 48-QFN (7x7 mm) Exposed Pad | 64-TQFP (10x10 mm), exposed pad |
| Mounting Type | Surface Mount | Surface Mount |
| Series | SAM4S | SAM4L (ATSAM4LS8B) |
| Connectivity | UART/USART, SPI, TWI (I2C) | — |
| Peripherals | PWM, DMA, WDT | — |
| Low Power Consumption | 180 uA (per Microchip product page) | — |
| RoHS Status | Compliant (QFN GREEN package per Mouser listing) | — |
| Processor / FPU | Cortex-M4 with FPU and DSP instructions | — |
| Core Processor | — | ARM Cortex-M4 32-bit RISC |
| Active-Mode Current | — | 90 uA/MHz |
| Sleep-Mode Current | — | 1.5 uA |
| Wake-Up Time | — | 1.5 us (minimum) |
| Terminal Form | — | Gull Wing |
| Package Shape | — | Square (TFQFP) |
| Temperature Grade | — | Industrial |
| USB | — | USB device controller |
| Peripheral Event System | — | Yes |
| Sleepwalking Peripherals | — | Yes |
| Packaging | — | Tape & Reel (R suffix) |