ATSAM4S8BA-MU vs ATSAM4S8BA-AU Comparison
Detailed side-by-side comparison of ATSAM4S8BA-MU by Microchip Technology and ATSAM4S8BA-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
ATSAM4S8BA-MU - 120MHz Cortex-M4 MCU 512KB Flash 64-QFN | Microchip
ATSAM4S8BA-MU ✓ ActiveMicrochip Technology
ATSAM4S8BA-AU - ARM Cortex-M4 120MHz 512KB MCU | Microchip
ATSAM4S8BA-AU ✓ ActiveSpecification Comparison
| Parameter | ATSAM4S8BA-MU | ATSAM4S8BA-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $5.79 | $3.72 |
| Core Architecture | ARM Cortex-M4 with FPU and DSP | 32-bit RISC with DSP extensions |
| Maximum Clock Speed | 120 MHz | 120 MHz |
| Instruction Cache | 2 KB | 2 KB |
| Program Memory (Flash) | 512 KB (512K x 8) | 512 KB (512K x 8) |
| SRAM | 128 KB | 128 KB |
| Supply Voltage (VDDIO/VDDCORE) | 1.62 V to 3.6 V | — |
| Active Power Consumption | 200 uA/MHz (typ, all peripherals enabled) | — |
| Memory Protection Unit (MPU) | Yes | — |
| Instruction Set | Thumb-2, DSP extensions | Thumb-2 |
| Number of I/O Lines | Up to 47 | — |
| Package | 64-pin QFN (9x9 mm) | 64-LQFP (10x10 mm) |
| Operating Temperature | -40C to +85C (Industrial) | -40 C to +85 C (industrial) |
| Mounting Type | Surface Mount | Surface Mount |
| Lifecycle Status | Active | — |
| RoHS Status | Compliant | Compliant (Green, IND TEMP per Mouser listing) |
| Core | — | ARM Cortex-M4 |
| Operating Voltage | — | 1.62 V to 3.6 V |
| ADC | — | 12-bit, up to 1 Msps |
| USB | — | USB 2.0 Full-Speed Device with on-chip transceiver |
| Communication Interfaces | — | 2x UART, 2x TWI (I2C), 1x SPI, 1x I2S, 1x SDIO/SD/MMC |
| I/O Pins | — | 47 |
| Timers/PWM | — | 16-bit PWM channels |
| Pin-to-Pin Compatibility | — | SAM3N, SAM3S, SAM7S legacy (64-/100-pin) |