STA326
Table 10. Supported Serial Audio Input Formats
BICKI
SAI (3...0)
SAIFB
Interface Format
I2S 15bit Data
32fs
1100
X
1110
0100
X
X
Left/Right-Justified 16bit Data
I2S 23bit Data
I2S 20bit Data
48fs
0100
1000
0100
1100
X
X
0
1
I2S 18bit Data
MSB First I2S 16bit Data
LSB First I2S 16bit Data
Left-Justified 24bit Data
Left-Justified 20bit Data
Left-Justified 18bit Data
Left-Justified 16bit Data
Right-Justified 24bit Data
Right-Justified 20bit Data
Right-Justified 18bit Data
Right-Justified 16bit Data
0001
0101
1001
1101
0010
0110
1010
1110
0000
X
X
X
X
X
X
X
X
X
I2S 24bit Data
I2S 20bit Data
64fs
0100
1000
0000
1100
X
X
0
1
I2S 18bit Data
MSB First I2S 16bit Data
LSB First I2S 16bit Data
Left-Justified 24bit Data
Left-Justified 20bit Data
Left-Justified 18bit Data
Left-Justified 16bit Data
Right-Justified 24bit Data
Right-Justified 20bit Data
Right-Justified 18bit Data
Right-Justified 16bit Data
0001
0101
1001
1101
0010
0110
1010
1110
X
X
X
X
X
X
X
X
Table 11. Serial Input Data Timing characteristics (Fs = 32 to 192kHz)
BICKI FREQUENCY (slave mode)
BICKI pulse width low (T0) (slave mode)
BICKI pulse width high (T1) (slave mode)
BICKI active to LRCKI edge delay (T2)
BICKI active to LRCKI edge delay (T3)
SDI valid to BICKI active setup (T4)
12.5MHz max.
40 ns min.
40 ns min.
20 ns min.
20 ns min.
20 ns min.
20 ns min.
BICKI active to SDI hold time (T5)
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STMICROELECTRONICS [ ST ]
