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Winbond

25X80AVAIZ Datasheet Preview

25X80AVAIZ Datasheet

SERIAL FLASH MEMORY

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W25X10A, W25X20A, W25X40A, W25X80A
1M-BIT, 2M-BIT, 4M-BIT AND 8M-BIT
SERIAL FLASH MEMORY WITH
4KB SECTORS AND DUAL OUTPUT SPI
Publication Release Date: August 7, 2009
-1-
Revision F




Winbond

25X80AVAIZ Datasheet Preview

25X80AVAIZ Datasheet

SERIAL FLASH MEMORY

No Preview Available !

W25X10A, W25X20A, W25X40A, W25X80A
Table of Contents
1.
GENERAL DESCRIPTION ......................................................................................................... 4
2.
FEATURES ................................................................................................................................. 4
3.
PIN CONFIGURATION SOIC 150-MIL....................................................................................... 5
4.
PIN CONFIGURATION SOIC 208-MIL....................................................................................... 5
5.
PIN CONFIGURATION PDIP 300-MIL ....................................................................................... 5
6.
PAD CONFIGURATION WSON 6X5-MM .................................................................................. 6
7.
PIN DESCRIPTION..................................................................................................................... 6
7.1 Package Types ............................................................................................................... 7
7.2 Chip Select (/CS) ............................................................................................................ 7
7.3 Serial Data Output (DO) ................................................................................................. 7
7.4 Write Protect (/WP)......................................................................................................... 7
7.5 HOLD (/HOLD) ............................................................................................................... 7
7.6 Serial Clock (CLK) .......................................................................................................... 7
7.7 Serial Data Input / Output (DIO) ..................................................................................... 7
8.
BLOCK DIAGRAM ...................................................................................................................... 8
9.
FUNCTIONAL DESCRIPTION ................................................................................................... 9
9.1 SPI OPERATIONS ......................................................................................................... 9
9.1.1 SPI Modes........................................................................................................................9
9.1.2 Dual Output SPI ...............................................................................................................9
9.1.3 Hold Function ...................................................................................................................9
9.2 WRITE PROTECTION.................................................................................................. 10
9.2.1 Write Protect Features....................................................................................................10
10. CONTROL AND STATUS REGISTERS................................................................................... 11
10.1 STATUS REGISTER .................................................................................................... 11
10.1.1 BUSY............................................................................................................................11
10.1.2 Write Enable Latch (WEL) ............................................................................................11
10.1.3 Block Protect Bits (BP2, BP1, BP0)..............................................................................11
10.1.4 Top/Bottom Block Protect (TB).....................................................................................11
10.1.5 Reserved Bits ...............................................................................................................11
10.1.6 Status Register Protect (SRP)......................................................................................12
10.1.7 Status Register Memory Protection ..............................................................................13
10.2 INSTRUCTIONS........................................................................................................... 14
10.2.1 Manufacturer and Device Identification ........................................................................14
10.2.2 Instruction Set ..............................................................................................................15
10.2.3 Write Enable (06h)........................................................................................................16
10.2.4 Write Disable (04h).......................................................................................................16
10.2.5 Read Status Register (05h) ..........................................................................................17
10.2.6 Write Status Register (01h) ..........................................................................................18
-2-


Part Number 25X80AVAIZ
Description SERIAL FLASH MEMORY
Maker Winbond
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