参数资料
型号: W49F002U-70
厂商: WINBOND ELECTRONICS CORP
元件分类: PROM
英文描述: 256K X 8 FLASH 5V PROM, 70 ns, PDIP32
封装: PLASTIC, DIP-32
文件页数: 11/23页
文件大小: 303K
代理商: W49F002U-70
W49F002U
Publication Release Date: April 2000
- 19 -
Revision A2
Timing Waveforms, continued
Chip Erase Timing Diagram
SB2
SB1
SB0
Address A17-0
DQ7-0
CE
OE
WE
SB3
SB4
SB5
Internal Erase starts
Six-byte code for 5V-only software
chip erase
TWP
TWPH
TEC
5555
2AAA
5555
2AAA
5555
AA
55
80
AA
55
10
Sector Erase Timing Diagram
SB2
SB1
SB0
Address A17-0
DQ7-0
CE
OE
WE
SB3
SB4
SB5
Internal Erase starts
Six-byte code for 5V-only software
Main Memory Erase
TWP
TWPH
TEC
5555
2AAA
5555
2AAA
SA
AA
55
80
AA
55
30
SA = Sector Address
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