ATSAM4S16CA-CU vs ATSAM3S8BA-MUR Comparison
Detailed side-by-side comparison of ATSAM4S16CA-CU by Microchip Technology and ATSAM3S8BA-MUR 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
ATSAM4S16CA-CU - 120MHz Cortex-M4 1MB Flash MCU | Microchip
ATSAM4S16CA-CU ✓ ActiveMicrochip Technology
ATSAM3S8BA-MUR - 64MHz Cortex-M3 MCU 512KB Flash | Microchip
ATSAM3S8BA-MUR ✓ ActiveSpecification Comparison
| Parameter | ATSAM4S16CA-CU | ATSAM3S8BA-MUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Processor | ARM Cortex-M4 | ARM Cortex-M3 |
| Core Size | 32-Bit | 32-Bit Single-Core |
| Maximum Clock Frequency | 120 MHz | 64 MHz |
| Flash Memory Size | 1 MB (1M x 8) | — |
| Flash Configuration | Dual-Bank with ECC, Security Bit and Lock | — |
| Cache | 2 Kbytes | — |
| Instruction Set | Thumb-2, DSP instructions | — |
| Memory Protection | Memory Protection Unit (MPU) | — |
| Supply Voltage (Core) | 1.2 V | — |
| Package | 100-TFBGA (9x9 mm) | 64-QFN (9x9 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Pin Compatibility | Pin-to-pin compatible with SAM3N, SAM3S (64/100-pin), SAM4N, SAM7S | — |
| Operating Temperature | Industrial temperature range | — |
| Lifecycle Stage | ACTIVE | — |
| RoHS Status | Green / RoHS compliant (per Mouser listing: BGA, GREEN, IND TEMP) | Compliant (Green package per Mouser listing) |
| Peripherals | Parallel Input/Output (IO) data capture mode | — |
| MSL Rating | [DATA_NEEDED: MSL level] | — |
| Flash Memory | — | 512 KB (512K x 8) |
| SRAM | — | 64 KB |
| Supply Voltage Range | — | 1.62 V to 3.6 V |
| USB | — | USB 2.0 Full-Speed Device, 12 Mbps, on-chip transceiver, 2668 byte FIFO, up to 8 bidirectional endpoints |
| USARTs | — | Up to 3 (ISO7816, IrDA, RS-485, SPI, Manchester, Modem modes) |
| UARTs | — | 2 |
| TWI (I2C-compatible) | — | Up to 2 |
| SPI | — | 1 |
| Serial Synchronous Controller | — | 1 (I2S) |
| High Speed Multimedia Card Interface | — | 1 (SDIO/SD Card/MMC) |
| Timers | — | 6 x Three-Channel 16-bit Timer/Counter |
| Connectivity | — | I2C, IrDA, Memory Card, SPI, SSC, UART/USART, USB |
| Temperature Grade | — | Industrial |