512KB FRAM SPI · 3.3V · SOP-8 · Non-Volatile RAM
| Part Number | MB85RS4MT |
|---|---|
| Manufacturer | Fujitsu (Cypress) |
| Type | SPI FRAM (Ferroelectric RAM) |
| Capacity | 4 Mbit (512 KB) |
| Interface | SPI |
| Clock Speed | 40 MHz |
| Package | SOP-8 |
| Supply Voltage | 2.0–3.6 V |
| Operating Temp | −40°C to +85°C |
| Write Endurance | 10^13 cycles |
| Data Retention | 10 years |
| RoHS | Yes |
| VCC | 2.0–3.6 V |
|---|---|
| SPI clock | 40 MHz |
| Write latency | None (byte-write) |
| Endurance | 10 trillion cycles |
| Retention | 10 years at +55°C |
| SPI | Standard 4-wire SPI |
|---|---|
| WP | Write protect |
| HOLD | Hold pin |
| Part Number | MB85RS4MT |
|---|---|
| Orderable Qty | 1 pcs – 10,000+ pcs |
| Price (1–9 pcs) | Contact for quote |
| Price (10–99 pcs) | Contact for quote |
| Price (100–499 pcs) | Contact for quote |
| Price (500+ pcs) | Best pricing available |
| Lead Time (stock) | 3–7 business days |
| Packaging | Tray / Tape & Reel (T&R) |
| Export Control | EAR99 (No license required) |
The MB85RS4MT is a 512KB FRAM SPI · 3.3V · SOP-8 · Non-Volatile RAM from Fujitsu/Cypress, widely used in UAV and drone applications.
This component is a popular choice among drone engineers for its reliability, performance, and industry ecosystem support. UAVCHIP maintains stock of MB85RS4MT for rapid global fulfillment.