The EN25F20 (marking “F20”) is a 16 Mbit (2 MB) Serial Flash Memory IC manufactured by EON / ESMT. It operates at 3 V and supports standard SPI protocol, providing reliable storage for laptop BIOS and firmware applications

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EN25F20 BIOS IC 2 MB (16 Mbit) Laptop Bios IC
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Description
Specification
Manufacturer EON / ESMT (Elite Semiconductor Memory Technology)
- Model EN25F20
- Marking on IC F20
- Memory Density 16 Mbit = 2 MB
- Interface SPI
- Package Type SOP-8 (150 mil width)
- Operating Voltage 2.7 V – 3.6 V
- Max Clock Frequency 104 MHz
- Erase Sector Size 4 KB
- Program/Erase Cycles ≥ 100,000
- Data Retention ≥ 20 years
- Temperature Range –40 °C to +85 °C
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