參數(shù)資料
型號: AM29F400BB-120EC
廠商: ADVANCED MICRO DEVICES INC
元件分類: PROM
英文描述: 4 Megabit (512 K x 8-Bit/256 K x 16-Bit) CMOS 5.0 Volt-only Boot Sector Flash Memory
中文描述: 256K X 16 FLASH 5V PROM, 120 ns, PDSO48
封裝: MO-142DD, TSOP-48
文件頁數(shù): 14/37頁
文件大?。?/td> 515K
代理商: AM29F400BB-120EC
14
Am29F400B
P R E L IM IN A R Y
device exits the autoselect mode, the device reverts to
the Erase Suspend mode, and is ready for another
valid operation. See “Autoselect Command Sequence”
for more information.
The system must write the Erase Resume command
(address bits are “don’t care”) to exit the erase suspend
mode and continue the sector erase operation. Further
writes of the Resume command are ignored. Another
Erase Suspend command can be written after the de-
vice has resumed erasing.
Notes:
1. See Table 5 for erase command sequence.
2.
See “DQ3: Sector Erase Timer” for more information.
Figure 3.
Erase Operation
START
Write Erase
Command Sequence
Data Poll
from System
Data = FFh
No
Yes
Erasure Completed
Embedded
Erase
algorithm
in progress
21505C-7
相關(guān)PDF資料
PDF描述
Am29F400BT-55FCB 4 Megabit (512 K x 8-Bit/256 K x 16-Bit) CMOS 5.0 Volt-only Boot Sector Flash Memory
Am29F400BT-55FEB 4 Megabit (512 K x 8-Bit/256 K x 16-Bit) CMOS 5.0 Volt-only Boot Sector Flash Memory
Am29F400BB-55FEB 4 Megabit (512 K x 8-Bit/256 K x 16-Bit) CMOS 5.0 Volt-only Boot Sector Flash Memory
Am29F400BT-55FIB 4 Megabit (512 K x 8-Bit/256 K x 16-Bit) CMOS 5.0 Volt-only Boot Sector Flash Memory
Am29F400BB-55FIB 4 Megabit (512 K x 8-Bit/256 K x 16-Bit) CMOS 5.0 Volt-only Boot Sector Flash Memory
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