參數(shù)資料
型號: AM29BDS643DT9AWLI
廠商: ADVANCED MICRO DEVICES INC
元件分類: PROM
英文描述: 64 Megabit (4 M x 16-Bit) CMOS 1.8 Volt-only Simultaneous Read/Write, Burst Mode Flash Memory
中文描述: 4M X 16 FLASH 1.8V PROM, 20 ns, PBGA48
封裝: 11 X 10 MM, 0.50 MM PITCH, FBGA-48
文件頁數(shù): 36/46頁
文件大?。?/td> 693K
代理商: AM29BDS643DT9AWLI
36
Am29BDS643D
P R E L I M I N A R Y
AC CHARACTERISTICS
Notes:
1. SA is the sector address for Sector Erase.
2.
Address bits A16–A21 are don’t cares during unlock cycles in the command sequence.
Figure 14.
Chip/Sector Erase Operations
OE#
CE#
A/DQ0:
A/DQ15
A16:A21
AVD
WE#
CLK
V
CC
2AAh
55h
30h
t
AS
t
WP
t
AH
t
WC
t
WPH
SA
SA
555h for
chip erase
t
VCS
t
CS
t
DH
t
CH
In
Progress
t
WHWH2
VA
VA
Complete
VA
VA
Erase Command Sequence (last two cycles)
Read Status Data
t
DS
10h for
chip erase
V
IH
V
IL
t
AVDP
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