ATSAMA5D21B-CU vs ATSAMA5D23A-CN Comparison
Detailed side-by-side comparison of ATSAMA5D21B-CU by Microchip Technology and ATSAMA5D23A-CN 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
ATSAMA5D21B-CU - ARM Cortex-A5 500MHz MPU, 196-TFBGA | Microchip
ATSAMA5D21B-CU β ActiveMicrochip Technology
ATSAMA5D23A-CN - 500MHz Cortex-A5 MPU, 196-TFBGA | Microchip
ATSAMA5D23A-CN β ActiveSpecification Comparison
| Parameter | ATSAMA5D21B-CU | ATSAMA5D23A-CN |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $9.80 | $9.15 |
| Manufacturer | Microchip Technology | β |
| Series | SAMA5D2 | SAMA5D2 |
| Core Processor | ARM Cortex-A5 | β |
| Core Count | 1 | β |
| Data Bus Width | 32-bit | β |
| Maximum CPU Clock | 500 MHz | 500 MHz |
| Package | 196-TFBGA (11x11 mm) | 196-ball TFBGA (CN suffix) |
| Ball Pitch | 0.8 mm | β |
| Mounting Type | Surface Mount | Surface Mount (SMD/SMT) |
| Operating Temperature | -40C to +85C | -40C to +85C (Industrial) |
| External Memory Support | DDR2/DDR3L/LPDDR2/LPDDR3, QSPI, e.MMC | β |
| Co-processors | NEON MPE, FPU | β |
| Backup Mode Current | 5 uA (typical) | β |
| Security Features | AES, SHA, TRNG, Secure Boot, Tamper Detection | β |
| RoHS Status | Compliant | β |
| MSL Level | 3 | β |
| Core Architecture | β | ARM Cortex-A5 (32-bit) with NEON and FPU |
| Instruction Cache | β | 32 KB |
| Data Cache | β | 32 KB |
| Internal SRAM | β | 128 KB |
| Internal ROM | β | 160 KB (bootloader/at91bootstrap) |
| External Memory Bus | β | 16-bit DDR2/DDR3/LPDDR/LPDDR2 |
| Supply Voltage - Core | β | 1.2 V |
| Supply Voltage - I/O | β | 3.3 V |
| Supply Voltage - DDR | β | 1.8 V |
| LCD Controller | β | Yes (up to 1280x768 WXGA, 24-bit RGB/LVDS bridge) |
| Ethernet | β | 1x Gigabit EMAC |
| USB | β | USB 2.0 Host + Device + HSIC |
| CAN | β | 1x CAN-FD |
| Cryptography | β | AES, SHA-256, TRNG |
| RoHS | β | Compliant |