ADSP-3PARCBF548E02 Analog Devices Inc, ADSP-3PARCBF548E02 Datasheet - Page 48
![KIT DEV STARTER BF548](/photos/9/25/92500/adsp-3parcbf548e02_kit_sml.jpg)
ADSP-3PARCBF548E02
Manufacturer Part Number
ADSP-3PARCBF548E02
Description
KIT DEV STARTER BF548
Manufacturer
Analog Devices Inc
Series
Blackfin®r
Type
DSPr
Specifications of ADSP-3PARCBF548E02
Contents
Board, Cables, CD, Headset with Microphone, Module, Power Supply
For Use With/related Products
ADSP-BF548
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
- Current page: 48 of 100
- Download datasheet (4Mb)
ADSP-BF542/ADSP-BF544/ADSP-BF547/ADSP-BF548/ADSP-BF549
DDR SDRAM/Mobile DDR SDRAM Clock and Control Cycle Timing
Table 32
SDRAM clock and control cycle timing.
Table 32. DDR SDRAM/Mobile DDR SDRAM Clock and Control Cycle Timing
1
2
3
Parameter
Switching Characteristics
t
t
t
t
t
t
The t
Address pins include DA0-12 and DBA0-1.
Control pins include DCS0-1, DCLKE, DRAS, DCAS, and DWE.
CK
CH
CL
AS
AH
OPW
1
2,3
2,3
2,3
CK
specification does not account for the effects of jitter.
and
Figure 17
DCK0-1 Period
DCK0-1 High Pulse Width
DCK0-1 Low Pulse Width
Address and Control Output SETUP Time Relative to CK
Address and Control Output HOLD Time Relative to CK
Address and Control Output Pulse Width
describe DDR SDRAM/mobile DDR
ADDRESS
CONTROL
DCK0-1
Figure 17. DDR SDRAM /Mobile DDR SDRAM Clock and Control Cycle Timing
t
AS
NOTE: CONTROL = DCS0-1, DCLKE, DRAS, DCAS, AND DWE.
t
OPW
ADDRESS = DA0-12 AND DBA0-1.
Rev. C | Page 48 of 100 | February 2010
t
AH
t
CK
DDR SDRAM
Min
7.50
1.00
1.00
2.20
0.45
0.45
t
CH
Max
0.55
0.55
t
CL
Mobile DDR SDRAM
Min
7.50
0.45
1.00
1.00
2.30
0.45
Max
8.33
0.55
0.55
Unit
ns
t
t
ns
ns
ns
CK
CK
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