ATSAMA5D27B-CNR vs ATSAMA5D21B-CU Comparison
Detailed side-by-side comparison of ATSAMA5D27B-CNR by Microchip Technology and ATSAMA5D21B-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
ATSAMA5D27B-CNR - 500MHz Cortex-A5 MPU 289-LFBGA | Microchip
ATSAMA5D27B-CNR ✓ ActiveMicrochip Technology
ATSAMA5D21B-CU - ARM Cortex-A5 500MHz MPU, 196-TFBGA | Microchip
ATSAMA5D21B-CU ✓ ActiveSpecification Comparison
| Parameter | ATSAMA5D27B-CNR | ATSAMA5D21B-CU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $6.40 | $9.80 |
| Core Processor | ARM Cortex-A5 | ARM Cortex-A5 |
| Core Count / Width | 1 Core / 32-bit | — |
| Maximum CPU Frequency | 500 MHz | — |
| Instruction Set | ARMv7-A with NEON and FPU | — |
| Internal SRAM | 128 KB | — |
| External Memory Support | DDR2 / DDR3L / LPDDR2 / LPDDR3 | DDR2/DDR3L/LPDDR2/LPDDR3, QSPI, e.MMC |
| Boot Memory Support | QSPI Flash, e.MMC, NAND, SD card | — |
| Package | 289-LFBGA (14x14 mm, 0.8 mm ball pitch) | 196-TFBGA (11x11 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| I/O Voltage | 3.3 V | — |
| Operating Temperature | -40C to +105C | -40C to +85C |
| RoHS Status | Compliant | Compliant |
| MSL Level | 3 | 3 |
| Packaging | Tape & Reel | — |
| Series | SAMA5D2 | SAMA5D2 |
| Manufacturer | — | Microchip Technology |
| Core Count | — | 1 |
| Data Bus Width | — | 32-bit |
| Maximum CPU Clock | — | 500 MHz |
| Ball Pitch | — | 0.8 mm |
| Co-processors | — | NEON MPE, FPU |
| Backup Mode Current | — | 5 uA (typical) |
| Security Features | — | AES, SHA, TRNG, Secure Boot, Tamper Detection |