ATSAM4CMS32CB-AUR vs ATSAM4SD32BA-AU Comparison
Detailed side-by-side comparison of ATSAM4CMS32CB-AUR by Microchip Technology and ATSAM4SD32BA-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
ATSAM4CMS32CB-AUR - Dual-Core 120MHz Metering MCU 2MB | Microchip
ATSAM4CMS32CB-AUR ✓ ActiveMicrochip Technology
ATSAM4SD32BA-AU - 120MHz Cortex-M4 MCU 2MB Flash | Microchip
ATSAM4SD32BA-AU ✓ ActiveSpecification Comparison
| Parameter | ATSAM4CMS32CB-AUR | ATSAM4SD32BA-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.20 | $9.45 |
| Core Processor | ARM Cortex-M4/M4F dual-core | — |
| Core Size | 32-bit | — |
| Max Clock Frequency | 120 MHz | — |
| Flash Memory | 2 MB (2M x 8) | 2 MB (2M x 8) |
| SRAM | 304 KB | 160 KB |
| Cache | On-chip cache | — |
| Supply Voltage Range | 1.62 V to 3.6 V | — |
| Operating Temperature | -40C to +85C | -40C to +85C (Industrial) |
| ADC Resolution | 10 bit | — |
| GPIO Count | 57 | — |
| Metrology Accuracy | Class 0.2, dynamic range 3000:1 | — |
| Security Features | Crypto hardware | — |
| Package | 100-LQFP (14x14 mm) | 64-LQFP (10x10 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (TR) | — |
| RoHS Status | Compliant (Lead free / RoHS, Green) | Compliant |
| Target Application | Residential and single-phase metering | — |
| Core | — | ARM Cortex-M4 with DSP, Thumb-2 |
| Maximum Clock Frequency | — | 120 MHz |
| Instruction Cache | — | 2 Kbytes |
| Memory Protection Unit (MPU) | — | Yes |
| Supply Voltage | — | 1.2 V core / 3.3 V I/O |
| ADC | — | 12-bit, up to 24 channels |
| DAC | — | 12-bit, 1 channel |
| USB | — | USB 2.0 FS Device + FS Host/Device |
| CAN | — | 2x CAN 2.0A/B |
| External Bus Interface | — | Yes (EBI for SRAM/SDRAM) |
| DMA | — | Peripheral DMA + 16-channel Central DMA |
| MSL Level | — | 3 (168 hours) |