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CS49DV8 Datasheet(PDF) 22 Page - Cirrus Logic

Part # CS49DV8
Description  32-bit Dual Audio DSP Engine
PDF  30 Pages
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Manufacturer  CIRRUS [Cirrus Logic]
Direct Link  http://www.cirrus.com
Logo CIRRUS - Cirrus Logic

CS49DV8 Datasheet(HTML) 22 Page - Cirrus Logic

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Copyright 2008 Cirrus Logic, Inc.
DS868PP2
CS49DV8C Data Sheet
32-bit Audio DSP Family
5.16 Switching Characteristics — SDRAM Interface
Refer to Figure 11 through Figure 14.
(SD_CLKOUT = SD_CLKIN)
Parameter
Symbol
Min
Typical
Max
Unit
SD_CLKIN high time
tsdclkh
2.3
-
ns
SD_CLKIN low time
tsdclkl
2.3
-
ns
SD_CLKOUT rise/fall time
tsdclkrf
-1
ns
SD_CLKOUT Frequency
150
MHz
SD_CLKOUT duty cycle
-
45
55
%
SD_CLKOUT rising edge to signal valid
tsdcmdv
-3.8
ns
Signal hold from SD_CLKOUT rising edge
tsdcmdh
1.1
-
ns
SD_CLKOUT rising edge to SD_DQMn valid
tsddqv
-3.8
-
ns
SD_DQMn hold from SD_CLKOUT rising edge
tsddqh
1.38
-
ns
SD_DATA valid setup to SD_CLKIN rising edge
tsddsu
1.3
-
ns
SD_DATA valid hold to SD_CLKIN rising edge
tsddh
1.38
-
ns
SD_CLKOUT rising edge to ADDRn valid
tsdav
-3.8
-
ns



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