h55s1g62mfp-60 Hynix Semiconductor, h55s1g62mfp-60 Datasheet - Page 52

• Manufacturer Part Number: h55s1g62mfp-60
• Description: 64mx16bit Mobile Sdram
• Manufacturer: Hynix Semiconductor

CLK
CKE
CS
RAS
CAS
WE
Deep Power Down Mode (Continued)
Deep Power Down Mode Exit Sequence
The Deep Power Down mode is exited by asserting CKE high.
After the exit, the following sequence is needed to enter a new command.
The following timing diagram illustrates deep power down mode exit sequence.
Rev 1.2 / Jul. 2008
Deep Power Down
Exit
1. Maintain NOP input conditions for a minimum of 200usec
2. Issue precharge commands for all banks of the device
3. Issue 8 or more auto refresh commands
4. Issue a mode register set command to initialize the mode register
5. Issue an extended mode register set command to initialize the extended mode register
200us
All Banks
Precharge
tRP
Auto
Refresh
Auto
Refresh
1Gbit (64Mx16bit) Mobile SDR Memory
tRC
Mode
Register
Set
H55S1G62MFP Series
Extended
Mode
Register
Set
New
Command
Accepted
Here
11
52