ATSAM4S4AA-MU vs ATSAM4S4BA-MU Comparison
Detailed side-by-side comparison of ATSAM4S4AA-MU by Microchip Technology and ATSAM4S4BA-MU by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | ATSAM4S4AA-MU | ATSAM4S4BA-MU |
|---|---|---|
| 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 | — |
| Flash Memory | 256KB (256K x 8) | — |
| SRAM | 64KB (64K x 8) | 64 KB |
| Supply Voltage | 1.62 V to 3.6 V | — |
| Data Converters | A/D 8x12b | — |
| Oscillator Type | Internal | — |
| Operating Temperature | -40C to +85C (TA) | — |
| Package | 48-QFN (7x7 mm) Exposed Pad | 64-QFN, 9 x 9 mm |
| Mounting Type | Surface Mount | Surface mount |
| Series | SAM4S | — |
| 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) | [DATA_NEEDED: RoHS status] |
| Processor / FPU | Cortex-M4 with FPU and DSP instructions | — |
| Product Type | — | 32-bit ARM Cortex-M4 RISC microcontroller |
| Maximum CPU Frequency | — | 120 MHz |
| Embedded Flash Memory | — | 256 KB |
| Flash Organization | — | 256K x 8 bits |
| Processor Core | — | Arm Cortex-M4 |
| Instruction Set | — | Thumb-2 with DSP instructions |
| Memory Protection Unit | — | Integrated |
| Operating Voltage References | — | 1.2 V and 3.3 V |
| Package Type | — | VQFN with exposed pad |
| Embedded Flash Feature | — | ECC, security bit, and lock bits |
| USB Connectivity | — | Full-speed USB device port supported by the SAM4S family |
| Operating Temperature Range | — | [DATA_NEEDED: operating temperature range] |
| Digital I/O Count | — | [DATA_NEEDED: digital I/O count] |
| ADC Resolution | — | [DATA_NEEDED: ADC resolution] |
| REACH Status | — | [DATA_NEEDED: REACH status] |
| AEC-Q100 Qualification | — | [DATA_NEEDED: AEC-Q100 qualification] |
| Lead-Free Status | — | [DATA_NEEDED: lead-free status] |