| Part number | ZB25WD20B, ZB25WD40B |
|---|---|
| Manufacturer | Zbit |
| File Size | 2.65 MB |
| Description | 2M-BITSERIAL NOR FLASH |
| Datasheet |
 ZB25WD40B-Zbit.pdf
|
| Note |
This datasheet PDF includes multiple part numbers: ZB25WD20B, ZB25WD40B. Please refer to the document for exact specifications by model. |
4 1. ORDERING INFORMATION 5 2. BLOCK DIAGRAM 6 3. CONNECTION DIAGRAMS 7 4. SIGNAL DESCRIPTIONS 8 4.1. Serial Data Input (DI) / IO08 4.2. Serial Data Output (DO) / O18 4.3. Serial Clock (CLK) 8 4.4. Chip Select (CS#) 8 4.5. Write Protect (WP#)8 5. MEMORY ORGANIZATION 9 5.1. Flash Memory Array 9 6. FUNCTION DESCRIPTION11 6.1 SPI Operations 11 6.1.1 SPI Modes11 6.1.2 Dual SPI Modes 11 6.2. Status Register12 6.2.1 BUSY 12 6.2.2 Write Enable Latch (WEL) 12 6.2.3 Block Protect Bits (BP2, BP1, BP0) 12
