ATSAM4SD32BA-ANR vs ATSAM4S8BA-AU Comparison
Detailed side-by-side comparison of ATSAM4SD32BA-ANR by Microchip Technology and ATSAM4S8BA-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-ANR - 2MB Flash 120MHz Cortex-M4 MCU | Microchip
ATSAM4SD32BA-ANR ✓ ActiveMicrochip Technology
ATSAM4S8BA-AU - ARM Cortex-M4 120MHz 512KB MCU | Microchip
ATSAM4S8BA-AU ✓ ActiveSpecification Comparison
| Parameter | ATSAM4SD32BA-ANR | ATSAM4S8BA-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $6.72 | $3.72 |
| Core Architecture | ARM Cortex-M4 with FPU and DSP extensions | 32-bit RISC with DSP extensions |
| CPU Bit Width | 32-bit | — |
| Maximum CPU Clock | 120 MHz | — |
| DMIPS Performance | 1.25 DMIPS/MHz | — |
| Program Flash | 2 MB (2048 KB) | — |
| SRAM | 160 KB | 128 KB |
| Core Supply Voltage (VDDCORE) | 1.2 V (typ) | — |
| I/O Supply Voltage (VDDIO) | 1.62 V to 3.6 V | — |
| Operating Temperature Range | -40 °C to +85 °C (industrial) | — |
| Package | 64-pin LQFP | 64-LQFP (10x10 mm) |
| ADC | 12-bit, up to 16 channels | 12-bit, up to 1 Msps |
| DAC | 2x 12-bit | — |
| USB | USB 2.0 Full-Speed Device/Host with on-chip transceiver | USB 2.0 Full-Speed Device with on-chip transceiver |
| CAN | 1x CAN 2.0A/B | — |
| Ethernet | 10/100 Ethernet MAC (EMAC) with MII/RMII interface | — |
| MCI/SDIO | HSMCI for SD/SDIO cards | — |
| External Bus Interface (EBI) | 8/16-bit SRAM, NOR Flash, NAND Flash support | — |
| Timers | Multiple TC channels, PWM, RTT, RTC | — |
| Package Mounting Type | Surface Mount | — |
| MSL Level | 3 (per JEDEC J-STD-020) | — |
| RoHS Compliance | Compliant | — |
| Core | — | ARM Cortex-M4 |
| Instruction Set | — | Thumb-2 |
| Maximum Clock Speed | — | 120 MHz |
| Program Memory (Flash) | — | 512 KB (512K x 8) |
| Instruction Cache | — | 2 KB |
| Operating Voltage | — | 1.62 V to 3.6 V |
| Communication Interfaces | — | 2x UART, 2x TWI (I2C), 1x SPI, 1x I2S, 1x SDIO/SD/MMC |
| I/O Pins | — | 47 |
| Timers/PWM | — | 16-bit PWM channels |
| Mounting Type | — | Surface Mount |
| Operating Temperature | — | -40 C to +85 C (industrial) |
| Pin-to-Pin Compatibility | — | SAM3N, SAM3S, SAM7S legacy (64-/100-pin) |
| RoHS Status | — | Compliant (Green, IND TEMP per Mouser listing) |