ATSAM4S2BA-MU vs ATSAM4SD32BA-MU Comparison
Detailed side-by-side comparison of ATSAM4S2BA-MU by Microchip Technology and ATSAM4SD32BA-MU 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
ATSAM4S2BA-MU - 120MHz Cortex-M4 MCU, 128KB Flash | Microchip
ATSAM4S2BA-MU ✓ ActiveMicrochip Technology
ATSAM4SD32BA-MU - 120MHz Cortex-M4 MCU 2MB Flash | Microchip
ATSAM4SD32BA-MU ✓ ActiveSpecification Comparison
| Parameter | ATSAM4S2BA-MU | ATSAM4SD32BA-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Processor | ARM Cortex-M4 with FPU | — |
| Core Size | 32-bit | — |
| Maximum Clock Frequency | 120 MHz | — |
| Flash Memory | 128 KB (128K x 8) | 2 MB (2 M x 8) |
| SRAM | 64 KB | 160 KB |
| Supply Voltage Range | 1.62 V to 3.6 V | — |
| Supply Voltage | 1.2 V (core) / 3.3 V (I/O) | — |
| Package | 64-QFN (9x9 mm) with exposed pad | 64-pin QFN (9x9 mm) |
| Mounting Type | Surface Mount | — |
| Operating Temperature | -40C to +85C (industrial) | -40 °C to +85 °C (industrial) |
| Series | SAM4S | — |
| DSP Instructions | Yes | — |
| FPU | Yes (single precision) | — |
| Peripherals | [DATA_NEEDED: peripheral list] | — |
| Number of I/O | [DATA_NEEDED: GPIO count] | — |
| Connectivity | [DATA_NEEDED: connectivity interfaces] | — |
| Power Consumption | 180 uA/MHz (per Microchip product page) | — |
| RoHS Status | Compliant (green, MRL A per Mouser listing) | Compliant |
| Core | — | ARM Cortex-M4 with FPU and MPU |
| Maximum CPU Clock | — | 120 MHz |
| Instruction Cache | — | 2 KB |
| Instruction Set | — | Thumb-2, DSP extensions |
| Supply Voltage (VDDCORE) | — | 1.2 V (internal regulator) |
| I/O Supply Voltage (VDDIO) | — | 1.62 V to 3.6 V |
| ADC | — | 12-bit, up to 24 channels, 1 MSPS |
| USB | — | USB 2.0 Full-Speed Device/Host |
| CAN | — | 2 x CAN 2.0A/B controllers |
| Ethernet | — | 10/100 EMAC (external PHY required) |
| Timers | — | Multiple TC, RTT, RTC, PWM |
| External Bus Interface (EBI) | — | Yes (SRAM, SDRAM, NAND support) |
| MSL Level | — | 3 (168 hours) |