ATSAM4SD32CA-CU vs ATSAM4SD32BA-UUR Comparison
Detailed side-by-side comparison of ATSAM4SD32CA-CU by Microchip Technology and ATSAM4SD32BA-UUR 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
ATSAM4SD32CA-CU - 120MHz Cortex-M4 MCU 2MB Flash 100-TFBGA | Microchip
ATSAM4SD32CA-CU ✓ ActiveMicrochip Technology
ATSAM4SD32BA-UUR - 2MB Flash Cortex-M4 MCU 64-WLCSP | Microchip
ATSAM4SD32BA-UUR ✓ ActiveSpecification Comparison
| Parameter | ATSAM4SD32CA-CU | ATSAM4SD32BA-UUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $8.62 | $9.15 |
| Core Architecture | ARM Cortex-M4 with FPU | ARM Cortex-M4 with FPU and DSP |
| Maximum Clock Frequency | 120 MHz | — |
| Instruction Cache | 2 KB | 2 KB |
| Program Memory (Flash) | 2 MB (2M x 8) | — |
| SRAM | 160 KB | 160 KB |
| Supply Voltage Range | 1.62 V to 3.6 V | — |
| Package | 100-ball TFBGA (9x9 mm) | 64-ball WLCSP (4.42 mm x 3.42 mm) |
| Operating Temperature Range | -40 C to +85 C (industrial) | — |
| ADC | 10-bit, up to 16 channels, 1 MSps | 12-bit, up to 24 channels |
| USB Interface | USB 2.0 Full-Speed Device/Host/OTG | — |
| CAN | 2 x CAN 2.0A/B | 2x CAN 2.0A/B controllers |
| USART | 3 x USART | — |
| TWI (I2C-compatible) | 2 x TWI | — |
| SPI | 2 x SPI | — |
| Memory Protection Unit (MPU) | Yes | — |
| DSP Extensions | Yes (single-precision FPU + MAC) | — |
| Pin-to-Pin Compatibility | SAM3N, SAM3S, SAM7S legacy 64/100-pin variants | — |
| Mounting Type | Surface Mount (TFBGA) | Surface Mount (WLCSP) |
| RoHS Status | Compliant | Compliant |
| Core Frequency | — | 120 MHz max |
| Flash Memory | — | 2 MB (2048 KB) |
| Data Cache | — | 1 KB |
| Core Supply Voltage | — | 1.08 V to 1.32 V (1.2 V typ) |
| I/O Supply Voltage | — | 1.62 V to 3.6 V |
| Operating Temperature | — | -40 C to +85 C (industrial) |
| DAC | — | 12-bit, 1 channel |
| USB | — | USB 2.0 FS Device + 2x HS Host ports |
| Timers | — | 4x 16-bit TC + 1x PWM controller |
| Communication | — | 3x USART, 2x UART, 2x TWI (I2C), 2x SPI, 1x SSC, 1x HSMCI |
| External Bus Interface | — | 16-bit EBI for SRAM/NOR/NAND |
| Performance | — | 150 DMIPS (1.25 DMIPS/MHz) |