参数资料
型号: Am29F040B-70PC
厂商: Advanced Micro Devices, Inc.
英文描述: 4 Megabit (512 K x 8-Bit) CMOS 5.0 Volt-only, Uniform Sector Flash Memory
中文描述: 4兆位(512亩× 8位)的CMOS 5.0伏只,统一部门快闪记忆体
文件页数: 15/30页
文件大小: 403K
代理商: AM29F040B-70PC
22
Am29F040B
P R E L I M I NARY
OE#
WE#
CE#
VCC
Data
Addresses
tDS
tAH
tDH
tWP
PD
tWHWH1
tWC
tAS
tWPH
tVCS
555h
PA
Read Status Data (last two cycles)
A0h
tGHWL
tCS
Status
DOUT
Program Command Sequence (last two cycles)
tCH
PA
Note: PA = program address, PD = program data, DOUT is the true data at the program address.
21445B-14
Figure 9.
Program Operation Timings
OE#
CE#
Addresses
VCC
WE#
Data
2AAh
SA
tGHWL
tAH
tWP
tWC
tAS
tWPH
555h for chip erase
10 for Chip Erase
30h
tDS
tVCS
tCS
tDH
55h
tCH
In
Progress
Complete
tWHWH2
VA
Erase Command Sequence (last two cycles)
Read Status Data
Note:
SA = Sector Address. VA = Valid Address for reading status data.
21445B-15
Figure 10.
Chip/Sector Erase Operation Timings
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