ATSAM4S8CA-CU vs ATSAM4S8CA-AU Comparison
Detailed side-by-side comparison of ATSAM4S8CA-CU 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
ATSAM4S8CA-CU - ARM Cortex-M4 MCU 120MHz 512KB Flash | Microchip
ATSAM4S8CA-CU ✓ ActiveMicrochip Technology
ATSAM4S8CA-AU - ARM Cortex-M4 120MHz 512KB Flash MCU | Microchip
ATSAM4S8CA-AU ✓ ActiveSpecification Comparison
| Parameter | ATSAM4S8CA-CU | ATSAM4S8CA-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $6.18 | $5.74 |
| Core Architecture | ARM Cortex-M4 | — |
| Core Width | 32-bit | — |
| Maximum Clock Speed | 120 MHz | 120 MHz |
| Program Memory (Flash) | 512 KB (512K x 8) | 512 KB (512K x 8) |
| SRAM | 128 KB | 128 KB |
| Instruction Cache | 2 KB | 2 KB |
| DSP Extensions | Yes (single-cycle MAC, hardware multiply) | — |
| Memory Protection Unit (MPU) | Yes | — |
| Instruction Set | Thumb-2, ARM Cortex-M4 | — |
| Supply Voltage (Vcc/Vdd) | 1.62 V to 3.6 V | — |
| Operating Temperature | -40 C to +85 C (Industrial) | -40C to +85C (industrial) |
| Package | 100-pin TFBGA (9x9 mm) | 100-pin LQFP (14x14 mm) |
| External Bus Interface (EBI) | 16-bit (SDRAM/SRAM/NAND/NOR) | — |
| USB | USB 2.0 Full-Speed, on-chip transceiver | Full-Speed USB Device with on-chip transceiver |
| CAN | CAN 2.0A/B | — |
| ADC | 12-bit | 12-bit, up to 1 MSPS |
| Active Current | Approx. 30 mA at 100 MHz (per datasheet) | — |
| Back-up Mode Current (RTC, 1.8 V) | 3 uA | — |
| Pin-to-Pin Compatibility | SAM4S, SAM4N, SAM3S, SAM3N, SAM7S (64-/100-pin) | — |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | [DATA_NEEDED: MSL Level] | 3 (168 hours) |
| RoHS Status | Compliant (per Heisener listing) | Compliant |
| Core | — | ARM Cortex-M4 |
| Core Features | — | DSP, FPU (single precision), Thumb-2 instruction set, MPU |
| Performance | — | 1.25 DMIPS/MHz (Dhrystone 2.1) |
| Supply Voltage (VDDIO/VDDCORE) | — | 1.62 V to 3.6 V |
| Backup Supply (VDDBU) | — | 1.62 V to 3.6 V |
| Lead-Free / Halogen-Free | — | Yes (per Microchip product page) |