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CXK5V8257BYM-70LL Просмотр технического описания (PDF) - Sony Semiconductor
Номер в каталоге
Компоненты Описание
производитель
CXK5V8257BYM-70LL
32768-word × 8-bit High Speed CMOS Static RAM
Sony Semiconductor
CXK5V8257BYM-70LL Datasheet PDF : 9 Pages
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Timing Waveform
• Read cycle (1):
CE = OE = V
IL
, WE = V
IH
t
RC
Address
Data out
t
AA
t
OH
Previous data valid
• Read cycle (2):
WE = V
IH
Address
CE
OE
Data out
t
RC
t
AA
t
CO
t
LZ
t
OE
t
OLZ
High impedance
Data valid
t
HZ
t
OHZ
Data valid
CXK5V8257BTM/BYM/BM
• Write cycle (1):
WE control
Address
OE
CE
WE
Data in
Data out
t
AS
(
∗
2
)
t
WC
t
WR
t
AW
t
CW
(
∗
1
)
t
WP
t
WHZ
t
DW
t
DH
Data valid
t
OW
High impedance
(
∗
2
)
–5–
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