EM639165TS-5IG Datasheet, PDF (13/53 Pages) Etron Technology, Inc. – 8M x 16 bit Synchronous DRAM (SDRAM)

EtronTech
EM639165
T0
CLK
CKE
CS#
RAS#
CAS#
WE#
BA0,1
A10
A0-A9,
A11
DQM
DQ
Hi-Z
T1 T2
T3 T4 T5
T6
T7
T8
T9
T10
t_MRD
Address Key
t_RP
PrechargeAll
Mode Register
Set Command
Any
Command
Figure 16. Mode Register Set Cycle
Don’t Care
• ^{Burst Length Field (A2~A0)}
This field specifies the data length of column access using the A2~A0 pins and selects the Burst Length
to be 2, 4, 8, or full page.
Table 6. Burst Length Field
A2
A1
0
0
0
0
0
1
0
1
1
0
1
0
1
1
1
1
Full Page Length: 512
A0
Burst Length
0
1
1
2
0
4
1
8
0
Reserved
1
Reserved
0
Reserved
1
Full Page
Rev. 2.3
13
Dec. /2013