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| 型号： | W19B320ATT7H |
| 厂商： | Winbond Electronics |
| 文件页数： | 1/53页 |
| 文件大小： | 0K |
| 描述： | IC FLASH 32MBIT 70NS 48TSOP |
| 标准包装： | 96 |
| 格式 - 存储器： | 闪存 |
| 存储器类型： | FLASH |
| 存储容量： | 32M（4M x 8，2M x 16） |
| 速度： | 70ns |
| 接口： | 并联 |
| 电源电压： | 2.7 V ~ 3.6 V |
| 工作温度： | -20°C ~ 85°C |
| 封装/外壳： | 48-TFSOP（0.724"，18.40mm 宽） |
| 供应商设备封装： | 48-TSOP |
| 包装： | 托盘 |
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W19B320AT/B Data Sheet
4M × 8/2M × 16 BITS
3V FLEXIBLE BANK FLASH MEMORY
Table of Contents-
1.
2.
3.
4.
5.
6.
GENERAL DESCRIPTION ......................................................................................................... 4
FEATURES ................................................................................................................................. 4
PIN CONFIGURATIONS ............................................................................................................ 5
BLOCK DIAGRAM ...................................................................................................................... 6
PIN DESCRIPTION..................................................................................................................... 6
FUNCTIONAL DESCRIPTION ................................................................................................... 7
6.1
Device Bus Operation..................................................................................................... 7
6.1.1
6.1.2
6.1.3
6.1.4
6.1.5
6.1.6
6.1.7
6.1.8
6.1.9
6.1.10
6.1.11
6.1.12
6.1.13
6.1.14
Word/Byte Configuration ..................................................................................................7
Reading Array Data ..........................................................................................................7
Writing Commands/Command Sequences.......................................................................7
Simultaneous Read/Write Operations with Zero Latency .................................................8
Standby Mode ..................................................................................................................8
Automatic Sleep Mode .....................................................................................................8
#RESET: Hardware Reset Pin..........................................................................................9
Output Disable Mode........................................................................................................9
Autoselect Mode...............................................................................................................9
Sector/Sector Block Protection and Unprotection...........................................................9
Write Protect (#WP) .....................................................................................................10
Temporary Sector Unprotect ........................................................................................10
Security Sector Flash Memory Region .........................................................................10
Hardware Data Protection ............................................................................................11
6.2
Command Definitions ................................................................................................... 12
6.2.1
6.2.2
6.2.3
6.2.4
6.2.5
6.2.6
6.2.7
6.2.8
Reading Array Data ........................................................................................................12
Reset Command.............................................................................................................12
AUTOSELECT Command Sequence .............................................................................13
Byte/Word Program Command Sequence......................................................................13
Unlock Bypass Command Sequence .............................................................................14
Chip Erase Command Sequence ...................................................................................14
Sector Erase Command Sequence ................................................................................14
Erase Suspend/Erase Resume Commands ...................................................................15
6.3
Write Operation Status ................................................................................................. 16
6.3.1
6.3.2
6.3.3
DQ7: #Data Polling.........................................................................................................16
RY/#BY: Ready/#Busy ...................................................................................................16
DQ6: Toggle Bit I............................................................................................................16
Publication Release Date: December 27, 2005
-1-
Revision A4
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相关代理商/技术参数 |
参数描述 |
|---|---|
| W19B320B | 制造商:WINBOND 制造商全称:Winbond 功能描述:32Mbit, 2.7~3.6-volt single bank CMOS flash memory |
| W19B320BB | 制造商:WINBOND 制造商全称:Winbond 功能描述:32Mbit, 2.7~3.6-volt single bank CMOS flash memory |
| W19B320BB-H | 制造商:WINBOND 制造商全称:Winbond 功能描述:2.7~3.6-volt write (program and erase) operations |
| W19B320BB-M | 制造商:WINBOND 制造商全称:Winbond 功能描述:2.7~3.6-volt write (program and erase) operations |
| W19B320BT | 制造商:WINBOND 制造商全称:Winbond 功能描述:32Mbit, 2.7~3.6-volt single bank CMOS flash memory |
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