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CS4245 Folha de dados(PDF) 21 Page - Cirrus Logic

Nome de Peças CS4245
Descrição Electrónicos  105 dB, 24-Bit, 192 kHz Streo Sudio CODEC
PDF  54 Pages
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Fabricante Electrônico  CIRRUS [Cirrus Logic]
Página de início  http://www.cirrus.com
Logo CIRRUS - Cirrus Logic

CS4245 Folha de dados(HTML) 21 Page - Cirrus Logic

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CS4245
21
SWITCHING CHARACTERISTICS - SERIAL AUDIO PORT 1 (Logic ‘0’ = DGND = 0 V;
Logic ‘1’ = VL, CL = 20 pF) (Note 25)
25. See figures 3 and 4 on page 22.
Parameter
Symbol
Min
Typ
Max
Unit
Sample Rate
Single Speed Mode
Double Speed Mode
Quad Speed Mode
Fs
Fs
Fs
4
50
100
-
-
-
50
100
200
kHz
kHz
kHz
MCLK Specifications
MCLK1 Input Frequency
fmclk
1.024
-
51.200
MHz
MCLK1 Input Pulse Width High/Low
tclkhl
8-
-
ns
Master Mode
LRCK1 Duty Cycle
-
50
-
%
SCLK1 Duty Cycle
-
50
-
%
SCLK1 falling to LRCK1 edge
tslr
-10
-
10
ns
SCLK1 falling to SDOUT valid
tsdo
0
-
32
ns
Slave Mode
LRCK1 Duty Cycle
40
50
60
%
SCLK1 Period
Single Speed Mode
Double Speed Mode
Quad Speed Mode
tsclkw
tsclkw
tsclkw
-
-
-
-
-
-
ns
ns
ns
SCLK1 Pulse Width High
tsclkh
30
-
-
ns
SCLK1 Pulse Width Low
tsclkl
48
-
-
ns
SCLK1 falling to LRCK1 edge
tslr
-10
-
10
ns
SCLK1 falling to SDOUT valid
tsdo
0
-
32
ns
10
9
128
()Fs
---------------------
10
9
64
()Fs
------------------
10
9
64
()Fs
------------------



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