NJU26123V Ver la hoja de datos (PDF) - Japan Radio Corporation
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NJU26123V Datasheet PDF : 19 Pages
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NJU26123
The NJU26123 can use three kinds of formats hereafter as industry-standard digital audio data format; (1)
I2S (2) Left-Justified (3) Right-justified and 16 / 18 / 20 / 24bits data length. (Fig.6-1 to Fig6-12)
An audio interface input and output data format become the same data format.
LRI, LRO
BCKI, BCKO
SDI, SDO
Left Channel
Right Channel
MSB
LSB
23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
MSB
LSB
23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
32 Clocks
32 Clocks
Fig.6-1 I2S Data Format 64fs, 24bit Data
LRI, LRO
Left Channel
Right Channel
BCKI, BCKO
MSB
LSB
MSB
LSB
SDI, SDO
23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
23
32 Clocks
32 Clocks
Fig.6-2 Left-Justified Data Format 64fs, 24bit Data
LRI, LRO
BCKI, BCKO
SDI, SDO 2 1 0
Left Channel
Right Channel
MSB
LSB
23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
32 Clocks
MSB
LSB
23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
32 Clocks
Fig.6-3 Right-Justified Data Format 64fs, 24bit Data
LRI, LRO
BCKI, BCKO
SDI, SDO
Left Channel
Right Channel
MSB
LSB
19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
MSB
LSB
19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
32 Clocks
32 Clocks
Fig.6-4 I2S Data Format 64fs, 20bit Data
LRI, LRO
Left Channel
Right Channel
BCKI, BCKO
MSB
LSB
MSB
LSB
SDI, SDO
19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
19
32 Clocks
32 Clocks
Fig.6-5 Left-Justified Data Format 64fs, 20bit Data
LRI, LRO
BCKI, BCKO
SDI, SDO 2 1 0
Left Channel
Right Channel
MSB
LSB
19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
32 Clocks
MSB
LSB
19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
32 Clocks
Fig.6-6 Right-Justified Data Format 64fs, 20bit Data
- 12 -
Ver.2008-04-17
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