參數資料
型號: M29F105B
廠商: 意法半導體
英文描述: 1Mbit (64Kb x16, Block Erase) Single Supply Flash Memory(1Mb閃速存儲器)
中文描述: 為1Mbit(64Kb的x16插槽,塊擦除)單電源閃存存儲器(1MB閃速存儲器)
文件頁數: 15/28頁
文件大小: 200K
代理商: M29F105B
AI02119
E
G
W
A0-A15
DQ0-DQ15
VALID
VALID
VCC
tVCHEL
tWHEH
tWHWL
tELWL
tAVWL
tWHGL
tWLAX
tWHDX
tAVAV
tDVWH
tWLWH
tGHWL
Figure 7. WriteAC Waveforms, W Controlled
Note:
Address are latched on the falling edge of W, Datais latched on the rising edge of W.
POWER SUPPLY
PowerUp
ThememoryCommandInterfaceis reseton power
up to ReadArray.EitherE or W mustbe tiedto V
IH
during Power Up to allow maximum security and
thepossibilityto writea commandon thefirstrising
edge of E and W. Any write cycle initiation is
blockedwhen Vcc is below V
LKO
.
Supply Rails
Normal precautionsmust be taken for supply volt-
age decoupling; each device in a system should
havethe V
CC
rail decoupledwith a0.1
μ
F capacitor
close to the V
CC
and V
SS
pins. The PCB trace
widths should be sufficient to carry the V
CC
pro-
gramand erase currents required.
15/28
M29F105B
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