ATSAMA5D31A-CU vs ATSAMA5D34A-CU Comparison
Detailed side-by-side comparison of ATSAMA5D31A-CU by Microchip Technology and ATSAMA5D34A-CU 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
ATSAMA5D31A-CU - ARM Cortex-A5 MPU 536MHz 324-LFBGA | Microchip
ATSAMA5D31A-CU β ActiveMicrochip Technology
ATSAMA5D34A-CU - 536MHz ARM Cortex-A5 MPU, 324-LFBGA | Microchip
ATSAMA5D34A-CU β ActiveSpecification Comparison
| Parameter | ATSAMA5D31A-CU | ATSAMA5D34A-CU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $5.65 | $9.62 |
| Core Architecture | ARM Cortex-A5 (32-bit) | β |
| Maximum CPU Clock | 536 MHz | 536 MHz |
| DMIPS Performance | 850 DMIPS | β |
| Internal SRAM | 128 KB | 128 KB |
| L1 Cache | 32 KB instruction + 32 KB data | β |
| Floating Point Unit | Yes (VFPv4) | β |
| NEON Media Engine | Yes | β |
| External Memory Interface | DDR2 / LPDDR / LPDDR2 (16-bit) | β |
| Package | 324-LFBGA (15x15 mm) | 324-LFBGA 15x15 mm |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +85C (industrial) |
| Supply Voltage | 1.0 V core / 1.8 V DDR / 3.3 V I/O (typical) | β |
| Low-Power Mode Power | < 0.5 mW (deep-sleep retention) | β |
| Ethernet | 10/100 MAC (MII/RMII) | 2x 10/100/1000 MAC (GMII/RGMII) |
| USB | 2x HS USB 2.0 (host + device) | 3x USB 2.0 HS (1 device + 2 host) |
| CAN | 2x CAN 2.0B controllers | 2x CAN 2.0B |
| LCD Controller | Yes, with 2D graphics engine and resistive touchscreen | 24-bit TFT, up to XGA |
| Image Sensor Interface | Yes (ISI, up to 12-bit) | β |
| Crypto Accelerator | AES + True Random Number Generator | β |
| RoHS Status | Compliant (per DigiKey listing) | Compliant (Green, lead-free) |
| Process Technology | 65 nm low-power CMOS | β |
| Manufacturer | β | Microchip Technology (formerly Atmel) |
| Series | β | SAMA5D3 |
| Core Processor | β | ARM Cortex-A5 |
| Number of Cores | β | 1 Core, 32-Bit |
| DMIPS Rating | β | 850 DMIPS |
| FPU | β | Yes (single-precision IEEE-754) |
| L1 Instruction Cache | β | 32 KB |
| L1 Data Cache | β | 32 KB |
| Boot ROM | β | 160 KB |
| Core Operating Voltage (VDDCORE) | β | 1.08 V to 1.32 V (typ. 1.2 V) |
| I/O Operating Voltage (VDDIOP) | β | 1.8 V / 3.3 V |
| Memory Controller | β | DDR2/LPDDR/LPDDR2 up to 1 Gbit |
| Mounting Type | β | Surface Mount (BGA) |
| Active Power Consumption | β | <200 mW (under 0.5 mW in retention) |