cs4271 Cirrus Logic, Inc., cs4271 Datasheet - Page 29

• Manufacturer Part Number: cs4271
• Description: 24-bit, 192 Khz Stereo Audio Codec
• Manufacturer: Cirrus Logic, Inc.

Notes: 26. For the Ratio0 bit listed above, “d” indicates that any value may written.
DS592F1
Double Speed
Double Speed
Single Speed
Single Speed
Quad Speed
Quad Speed
Table 9. Clock Ratios - Control Port Mode Without External Crystal
MCLK/LRCK
MCLK/LRCK
1024
256
384
512
768
128
192
256
384
128
192
256
384
512
768
128
192
256
384
512
128
192
256
64
96
64
96
External Crystal Not Used, MCLK=Input
32, 48, 64, 96, 128
32, 48, 64, 96, 128
SCLK/LRCK
SCLK/LRCK
32, 64, 128
32, 64, 128
32, 64, 128
32, 48, 64
32, 48, 64
32, 64
32, 64
32, 64
32, 64
32, 64
Master Mode
Slave Mode
64
64
64
64
64
64
64
64
32
32
64
64
32
48
48
LRCK
LRCK
Fs
Fs
Fs
Fs
Fs
Fs
Fs
Fs
Fs
Fs
Fs
Fs
Fs
Fs
Fs
Fs
Fs
Fs
Fs
Fs
Fs
Fs
Fs
Fs
Fs
Fs
Fs
Ratio1 Bit
Ratio1 Bit
0
0
1
1
0
0
1
1
0
0
1
1
0
0
0
1
1
0
0
0
1
1
0
0
0
1
1
Ratio0 Bit
Ratio0 Bit
CS4271
d
d
d
d
d
d
d
d
d
d
d
d
d
d
d
0
1
0
1
0
1
0
1
0
1
0
1
26
26
26
26
26
26
26
26
26
26
26
26
26
26
26
29