ATSAM4SD16CA-AUR vs ATSAM4S8CA-AU Comparison
Detailed side-by-side comparison of ATSAM4SD16CA-AUR 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
ATSAM4SD16CA-AUR - 120MHz Cortex-M4 1MB Flash MCU | Microchip
ATSAM4SD16CA-AUR β ActiveMicrochip Technology
ATSAM4S8CA-AU - ARM Cortex-M4 120MHz 512KB Flash MCU | Microchip
ATSAM4S8CA-AU β ActiveSpecification Comparison
| Parameter | ATSAM4SD16CA-AUR | ATSAM4S8CA-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $7.49 | $5.74 |
| Core Architecture | ARM Cortex-M4 with DSP extensions and Thumb-2 | β |
| CPU Frequency | 120 MHz maximum | β |
| Program Memory (Flash) | 1 MB (2 x 512 KB dual-bank) | 512 KB (512K x 8) |
| SRAM | 160 KB | 128 KB |
| Instruction Cache | 2 KB | 2 KB |
| MPU (Memory Protection Unit) | Yes | β |
| Supply Voltage | 1.62 V to 3.6 V | β |
| Operating Temperature | -40 C to +85 C (industrial) | -40C to +85C (industrial) |
| Package | 100-pin LQFP (14x14 mm) | 100-pin LQFP (14x14 mm) |
| Mounting Type | Surface Mount (Tape & Reel) | Surface Mount |
| USB Interface | USB 2.0 Full-Speed with on-chip transceiver | β |
| ADC | 12-bit, up to 24 channels (per datasheet family) | 12-bit, up to 1 MSPS |
| Timers | Multiple 16/32-bit timer/counter channels with PWM | β |
| Communication Interfaces | 5x USART, 2x UART, 2x TWI (I2C), 2x SPI, 1x HS-SPI | β |
| MSL Level | MSL3 (per LQFP moisture classification) | 3 (168 hours) |
| RoHS Status | Compliant | Compliant |
| Recommended Die Revision for New Designs | Revision B (use ATSAM4SD16CB-AUR / -CFUR variants) | β |
| Core | β | ARM Cortex-M4 |
| 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) |
| Supply Voltage (VDDIO/VDDCORE) | β | 1.62 V to 3.6 V |
| Backup Supply (VDDBU) | β | 1.62 V to 3.6 V |
| USB | β | Full-Speed USB Device with on-chip transceiver |
| Lead-Free / Halogen-Free | β | Yes (per Microchip product page) |