H55S5162DFR-60M Datasheet, PDF (43/55 Pages) Hynix Semiconductor – 512MBit MOBILE SDR SDRAMs based on 8M x 4Bank x16I/O

11
512Mbit (32Mx16bit) Mobile SDR Memory
H55S5162DFR Series
CLK
CLK
CKE
High
CKE
CS
CS
RAS
RAS
CAS
CAS
WE
WE
A0~A12
BA0, 1
A0~A12
Don't Care
BA0, 1
Don't Care
AUTO REFRESH COMMAND
SELF REFRESH ENTRY COMMAND
Note 1: If all banks are in the idle status and CKE is inactive (low level), the self refresh mode is set.
Function
Auto Refresh
Self Refresh Entry
CKEn-1 CKEn CS RAS CAS WE DQM ADDR A10/AP BA
H
H
L
L
L
H
X
X
H
L
L
L
L
H
X
X
Rev 1.5 / Feb. 2009
43