W25X20BV WINBOND [Winbond], W25X20BV Datasheet - Page 2
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W25X20BV
Manufacturer Part Number
W25X20BV
Description
1M-BIT, 2M-BIT AND 4M-BIT SERIAL FLASH MEMORY WITH 4KB SECTORS AND DUAL I/O SPI
Manufacturer
WINBOND [Winbond]
Datasheet
1.W25X20BV.pdf
(51 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
W25X20BVNIG
Manufacturer:
WINBOND/华邦
Quantity:
20 000
Company:
Part Number:
W25X20BVSNIG
Manufacturer:
TOSHIBA
Quantity:
3 000
Part Number:
W25X20BVSNIG
Manufacturer:
WINBOND/华邦
Quantity:
20 000
Table of Contents
1.
2.
3.
4.
5.
6.
7.
8.
9.
GENERAL DESCRIPTION
FEATURES
PIN CONFIGURATION SOIC 150-MIL / 208-MIL
PAD CONFIGURATION WSON 6X5-MM
PIN CONFIGURATION PDIP 300-MIL
PIN DESCRIPTION SOIC 150 / 208-MIL, PDIP 300-MIL, WSON 6X5-MM
6.1
6.2
6.3
6.4
6.5
6.6
BLOCK DIAGRAM
FUNCTIONAL DESCRIPTION
8.1
8.2
CONTROL AND STATUS REGISTERS
9.1
9.2
Package Types
Chip Select (/CS)
Serial Data Input, Output and IOs (DI, DO, IO0 and IO1)
Write Protect (/WP)
HOLD (/HOLD)
Serial Clock (CLK)
SPI OPERATIONS
8.1.1
8.1.2
8.1.3
WRITE PROTECTION
8.2.1
STATUS REGISTER
9.1.1
9.1.2
9.1.3
9.1.4
9.1.5
9.1.6
9.1.7
INSTRUCTIONS
9.2.1
9.2.2
9.2.3
9.2.4
9.2.5
9.2.6
9.2.7
9.2.8
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Standard SPI Instructions
Dual SPI Instructions
Hold Function
Write Protect Features
BUSY
Write Enable Latch (WEL)
Block Protect Bits (BP2, BP1, BP0)
Top/Bottom Block Protect (TB)
Reserved Bits
Status Register Protect (SRP)
Status Register Memory Protection
Manufacturer and Device Identification
Instruction Set
Write Enable (06h)
Write Disable (04h)
Read Status Register (05h)
Write Status Register (01h)
Read Data (03h)
Fast Read (0Bh)
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W25X10BV/20BV/40BV
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