ATSAMA5D28B-CUR vs ATSAMA5D28A-CUR Comparison
Detailed side-by-side comparison of ATSAMA5D28B-CUR by Microchip Technology and ATSAMA5D28A-CUR 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
ATSAMA5D28B-CUR - 500MHz Cortex-A5 MPU 289-LFBGA | Microchip
ATSAMA5D28B-CUR β ActiveMicrochip Technology
ATSAMA5D28A-CUR - ARM Cortex-A5 MPU, 500MHz, 1Gb DDR2/DDR3 | Microchip
ATSAMA5D28A-CUR β ActiveSpecification Comparison
| Parameter | ATSAMA5D28B-CUR | ATSAMA5D28A-CUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $12.60 | $10.80 |
| Core Architecture | ARM Cortex-A5 (ARMv7-A) | ARM Cortex-A5 (ARMv7-A) |
| Number of Cores | 1 | β |
| Maximum CPU Clock | 500 MHz | 500 MHz |
| L1 Instruction Cache | 32 kbyte | β |
| L1 Data Cache | 32 kbyte | β |
| L2 Cache / SRAM | 128 kbyte (configurable) | β |
| Memory Management Unit | Yes (full MMU) | β |
| NEON Media Engine | Yes (SIMD) | β |
| Arm TrustZone | Yes | β |
| DRAM Controller | LPDDR1/2/3, DDR2/3/3L, 16-bit, with ECC | β |
| External Bus | QSPI | β |
| Ethernet | 10/100 Mbps (1x) | 2x 10/100 EMAC with 1588v2 |
| USB | USB 2.0 + HSIC | USB 2.0 High-Speed Host and Device |
| Package | 289-LFBGA (14x14 mm) | 289-ball TFBGA |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +85C (Industrial) |
| Supply Voltage I/O | 3.3 V | β |
| Mounting Type | Surface Mount (BGA) | Surface Mount, Tape & Reel |
| RoHS Status | Compliant | Compliant (Green) |
| L1 Cache | β | 32 KB I-cache + 32 KB D-cache |
| L2 Cache | β | 128 KB unified |
| Internal SRAM | β | 128 KB |
| External Memory Controller | β | 16-bit DDR2/DDR3/LPDDR/LPDDR2, up to 1 Gb |
| FPU | β | VFPv4 hardware floating point |
| NEON Engine | β | Yes (ARM NEON media processing) |
| LCD Controller | β | 24-bit TFT LCD with overlays, up to 1024x768 |
| ADC | β | 12-bit, up to 12 channels |
| Supply Voltage | β | 1.8V core / 3.3V I/O (typical) |
| Security | β | TrustZone, secure boot, tamper pins |