ATSAM4SD32BA-AU vs ATSAM4S8CA-AU Comparison
Detailed side-by-side comparison of ATSAM4SD32BA-AU by Microchip Technology and ATSAM4S8CA-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
ATSAM4SD32BA-AU - 120MHz Cortex-M4 MCU 2MB Flash | Microchip
ATSAM4SD32BA-AU β ActiveMicrochip Technology
ATSAM4S8CA-AU - ARM Cortex-M4 120MHz 512KB Flash MCU | Microchip
ATSAM4S8CA-AU β ActiveSpecification Comparison
| Parameter | ATSAM4SD32BA-AU | ATSAM4S8CA-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $9.45 | $5.74 |
| Core | ARM Cortex-M4 with DSP, Thumb-2 | ARM Cortex-M4 |
| Maximum Clock Frequency | 120 MHz | β |
| Instruction Cache | 2 Kbytes | 2 KB |
| Flash Memory | 2 MB (2M x 8) | β |
| SRAM | 160 KB | 128 KB |
| Memory Protection Unit (MPU) | Yes | β |
| Supply Voltage | 1.2 V core / 3.3 V I/O | β |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +85C (industrial) |
| Package | 64-LQFP (10x10 mm) | 100-pin LQFP (14x14 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| ADC | 12-bit, up to 24 channels | 12-bit, up to 1 MSPS |
| DAC | 12-bit, 1 channel | β |
| USB | USB 2.0 FS Device + FS Host/Device | Full-Speed USB Device with on-chip transceiver |
| CAN | 2x CAN 2.0A/B | β |
| External Bus Interface | Yes (EBI for SRAM/SDRAM) | β |
| DMA | Peripheral DMA + 16-channel Central DMA | β |
| MSL Level | 3 (168 hours) | 3 (168 hours) |
| RoHS Status | Compliant | Compliant |
| Core Features | β | DSP, FPU (single precision), Thumb-2 instruction set, MPU |
| Maximum Clock Speed | β | 120 MHz |
| Performance | β | 1.25 DMIPS/MHz (Dhrystone 2.1) |
| Program Memory (Flash) | β | 512 KB (512K x 8) |
| Supply Voltage (VDDIO/VDDCORE) | β | 1.62 V to 3.6 V |
| Backup Supply (VDDBU) | β | 1.62 V to 3.6 V |
| Lead-Free / Halogen-Free | β | Yes (per Microchip product page) |