hy5du561622ftp-4i Hynix Semiconductor, hy5du561622ftp-4i Datasheet - Page 14

• Manufacturer Part Number: hy5du561622ftp-4i
• Description: 256m 16mx16 Sdram
• Manufacturer: Hynix Semiconductor

Rev. 1.1 / Mar. 2008
SIMPLIFIED STATE DIAGRAM
W R I T E
W R I T E
R E G I S T E R
P O W E R
D O W N
M O D E
S E T
W R I T E A P
P R E ( P A L L )
R E A D
R E A D A P
P D E N
P O W E R
D O W N
M R S
A U T O P R E -
C H A R G E
W R I T E
W I T H
P D E X
P D E X
P D E N
P O W E R A P P L I E D
P O W E R - U P
C H A R G E
A C T I V E
B A N K
I D L E
P R E -
A C T
A U T O P R E -
C H A R G E
R E A D
W I T H
A R E F
S R E F
S R E X
W R I T E
W R I T E A P
P R E ( P A L L )
R E A D A P
B S T
R E F R E S H
R E F R E S H
A U T O
S E L F
1HY5DU561622FTP-5I
R E A D
HY5DU561622FTP-4I
C o m m a n d I n p u t
A u t o m a t ic S e q u e n c e
R E A D
14