نظرة عامة على المنتج
The AT45DB081E-SSHN-T from Microchip Technology is an 8Mbit (1MB) DataFlash serial Flash memory with a dual-SPI interface and two 256-byte SRAM buffers. Operating at up to 85MHz clock with page program and buffer read-modify-write capabilities, it targets data logging and code storage in SOIC-8 package.
المواصفات الرئيسية
| الكثافة | 8 Mbit (1 MB) |
| Organization | 4096 pages x 256 bytes |
| الواجهة | SPI (up to 85MHz) / Dual-SPI |
| جهد الإمداد | 2.3V to 3.6V |
| مخازن SRAM المؤقتة | 2 x 256 bytes |
| Page Program Time | 2.5 ms (typical) |
| الاحتفاظ بالبيانات | 20 years |
| دورات البرمجة/المسح البرمجي | 100,000 per page |
| الحزمة | SOIC-8 (0.208″ wide) |
| درجة حرارة التشغيل | -40 درجة مئوية إلى +85 درجة مئوية |
الميزات
- Dual-SPI interface for 2x data throughput compared to standard SPI
- Two 256-byte SRAM buffers for read-modify-write operations
- Flexible page erase with individual page, block, or sector granularity
- Page program with built-in erase cycle (simplifies write operations)
- Deep power-down mode with 7μA typical current
- الحماية من الكتابة على الأجهزة والبرامج
التطبيقات
- Data logging and event recording in industrial systems
- Firmware and code storage for embedded processors
- Audio and voice storage in consumer devices
- Parameter and calibration data storage
- Secure data storage with write protection