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M65KA512AB データシート(PDF) 19 Page - STMicroelectronics

部品番号 M65KA512AB
部品情報  512Mbit (4 Banks x 8M x 16), 133 MHz Clock Rate, Bare Die, 1.8 V Supply, Low Power SDRAM
PDF  55 Pages
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メーカー  STMICROELECTRONICS [STMicroelectronics]
ホームページ  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

M65KA512AB データシート(HTML) 19 Page - STMicroelectronics

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M65KA512AB
Commands
19/55
Table 3.
Commands(1)
Command
KEn-1
KE
E
RAS
CAS
W
UDQM/
LDQM
DQ0-
DQ15
Addr.
(2)
A10
BA0-
BA1
Mode Register Set
VIH
XVIL
VIL
VIL
VIL
XX
X
(3)
Extended Mode
Register Set
VIH
XVIL
VIL
VIL
VIL
XX
X
(4)
Bank (Row) Activate
VIH
XVIL
VIL
VIH
VIH
X
X
Row address
V
Read
VIH
XVIL
VIH
VIL
VIH
VIL
XColumn
VIL
V
Read with Auto
Precharge
VIH
XVIL
VIH
VIL
VIH
VIL
XColumn
VIH
V
Write
VIH
XVIL
VIH
VIL
VIL
VIL
XColumn
VIL
V
Write with Auto
Precharge
VIH
XVIL
VIH
VIL
VIL
VIL
XColumn
VIH
V
Precharge all BANKS
VIH
XVIL
VIL
VIH
VIL
XX
X
VIH
X
Precharge selected
Bank
VIH
XVIL
VIL
VIH
VIL
XX
X
VIL
V
Burst Terminate
VIH
VIH
VIL
VIH
VIH
VIL
XX
X
X
Clock Suspend Entry
VIH
VIL
XX
X
X
X
X
X
X
Clock Suspend Exit
VIL
VIH
XX
X
X
X
X
X
X
Data Mask / Output
Enable
VIH
XX
X
X
X
VIL
XX
X
Data Mask / Output
Disable
VIH
X
X
X
XXVIH
High-Z
X
X
Auto-Refresh
VIH
VIH
VIL
VIL
VIL
VIH
XX
X
X
Self-Refresh Entry
VIH
VIL
VIL
VIL
VIL
VIH
XX
X
X
Self-Refresh Exit(5)
VIL
VIH
VIH
XX
X
X
XX
X
VIL
VIH
VIH
VIH
X
Power-down Entry
VIH
VIL
VIH
XX
X
X
XX
X
VIL
VIH
VIH
VIH
X
Power-down Exit
VIL
VIH
VIH
XX
X
X
XX
X
VIL
VIH
VIH
VIH
X
Deep Power-down
Entry
VIH
VIL
VIL
VIH
VIH
VIL
XX
X
X
Deep Power-down Exit
VIL
VIH
XX
X
X
X
X
X
X
1.
X = Don’t Care (VIL or VIH), V = Valid Data.
2.
Addresses AO to A12 except A10.
3.
BA1 and BA0 must both be set to ‘0’ to issue the Mode Register Set Command.
4.
BA1 and BA0 must be set to ‘1’ and ‘0’, respectively, to issue the Extended Mode Register Set Command.
5.
The Self-Refresh mode is exited by asynchronously driving KE from Low to High



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