参数资料
型号: W19B320BTT7H
厂商: Winbond Electronics
文件页数: 33/51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
其它名称: W19B320BTT-H
W19B320BTT-H-ND
W19B320BT/B DATASHEET
7.10
Erase Algorithm
START
Write Program
Command Sequence
(Note1,2)
No
Data Poll to Erasing
Bank from System
Embedded
Erase
algorithm
in progress
Data=FFh?
Yes
Erase Completed
Notes:
1. See Command Definitions Table for erase command sequence details.
2. See DQ3 section for the sector erase timer details.
7.11
Data Polling Algorithm
START
Read DQ7-DQ0
Addr=VA
DQ7=Data?
No
Yes
No
DQ5=1?
Yes
Read DQ7-DQ0
Addr=VA
DQ7=Data?
No
FAIL
Yes
PASS
Notes:
1. VA = Valid address for programming. During a sector erase operation; a valid address is any sector address within the
sector being erased. During chip erase, a valid address is any non-protected sector address.
2. DQ7 should be rechecked even if DQ5 = “1” because DQ7 may change simultaneously with DQ5.
Publication Release Date:Dec, 22, 2008
- 33 -
Revisionv A5
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