Rainbow Electronics W9864G2GH - Manual (Page 37)

W9864G2GH
Publication Release Date: August 16 ,2006
- 37 - Revision A01
Operating Timing Example, continued
14.14 Power-down Mode
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
(CLK = 100 MHz)
RAa CAa RAa CAx
RAa RAa
ax0 ax1 ax2 ax3
t SB
t CKS t CKS t CKS
t SB
t CKS
Active Standby
Power Down mode
Precharge Standby
Power Down mode
Active NOP Precharge NOPActive
Note: The PowerDown Mode is entered by asserting CKE "low".
All Input/Output buffers (except CKE buffers) are turned off in the PowerDown mode.
When CKE goes high, command input must be No operation at next CLK rising edge.
CLK
DQ
CKE
DQM
A0-A9
A10
BS
WE
CAS
RAS
CS
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