ATSAM3S1AB-MU vs ATSAM3S4AA-MUR Comparison
Detailed side-by-side comparison of ATSAM3S1AB-MU by Microchip Technology and ATSAM3S4AA-MUR 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
ATSAM3S1AB-MU - 64MHz Cortex-M3 64KB Flash MCU | Microchip (Tape & Reel)
ATSAM3S1AB-MU ✓ ActiveMicrochip Technology
ATSAM3S4AA-MUR - 64MHz Cortex-M3 MCU 256KB Flash | Microchip
ATSAM3S4AA-MUR ✓ ActiveSpecification Comparison
| Parameter | ATSAM3S1AB-MU | ATSAM3S4AA-MUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Processor | ARM Cortex-M3 | ARM Cortex-M3 |
| Core Size | 32-Bit Single-Core | 32-Bit |
| Maximum Clock Frequency | 64 MHz | 64 MHz |
| Flash Memory | 64 KB (64K x 8) | 256 KB (256K x 8) |
| SRAM | 16 KB | [DATA_NEEDED: SRAM size] |
| Supply Voltage Range | 1.62 V to 3.6 V | 1.62 V to 3.6 V |
| Package | 48-QFN (7x7 mm) with Exposed Pad | 48-QFN (7x7 mm) Exposed Pad |
| Package Code | HVQCCN (48-VFQFN Exposed Pad) | — |
| Mounting Type | Surface Mount | Surface Mount |
| Temperature Grade | Industrial | — |
| DMA | Peripheral DMA, PIO parallel data capture mode | Yes |
| Pin-to-Pin Compatibility | Compatible with SAM3N1A family | — |
| Product Family | SAM3S | — |
| Packaging | Tape & Reel (MRL B) | Tape & Reel (MUR suffix) |
| RoHS Status | Compliant (Green) | RoHS Compliant (Green package per Mouser listing) |
| Series | — | SAM3S |
| Operating Supply Classes | — | 1.8 V / 3.3 V |
| Pin Count | — | 48 |
| Instruction Set | — | Thumb-2 (RISC) |
| Interface | — | USB, UART, SPI, TWI (I2C) |
| Data Capture | — | PIO parallel capture mode (image-sensor compatible) |
| On-chip Regulator | — | 1.8 V LDO (VDDOUT) |
| Moisture Sensitivity Level | — | [DATA_NEEDED: MSL level] |
| Operating Temperature | — | [DATA_NEEDED: operating temperature range] |