TFA9812HN PHILIPS [NXP Semiconductors], TFA9812HN Datasheet - Page 15

• Manufacturer Part Number: TFA9812HN
• Description: BTL stereo Class-D audio amplifier with I2S input
• Manufacturer: PHILIPS [NXP Semiconductors]

NXP Semiconductors
TFA9812_2
Preliminary data sheet
Fig 4.
DATA
WS
BCK
DATA
WS
WS
BCK
DATA
WS
BCK
DATA
WS
BCK
DATA
WS
BCK
DATA
BCK
MSB
1
1
Serial interface input and output formats
MSB
B2
2
2
B2
LEFT
3
3
MSB B2
24
LEFT
23
B3
Table 12.
Remark: Only MSB-first formats are supported.
BCK frequency Interface format (MSB first)
48 f
48 f
48 f
48 f
64 f
64 f
64 f
64 f
64 f
64 f
22
B4
s
s
s
s
s
s
s
s
s
s
21
MSB
B5
LEFT
LEFT
LEFT
LEFT
20
20
MSB-JUSTIFIED FORMAT
I
2
B2
B6
S-BUS FORMAT
19
19
LSB
Supported digital audio data formats
1
MSB
B3
B7
MSB
18
18
18
MSB
2
B2
B4
B8
1
17
17
17
B2
LSB-justified 16-bit data
LSB-justified 18-bit data
LSB-justified 20-bit data
LSB-justified 24-bit data
I
MSB-justified up to 24-bit data
LSB-justified 16-bit data
LSB-justified 18-bit data
LSB-justified 20-bit data
LSB-justified 24-bit data
3
2
B2
MSB
B3
B5
B9
S up to 24-bit data
2
16
16
16
16
RIGHT
RIGHT
B10
B2
B4
B6
15
Rev. 02 — 22 January 2009
15
15
15
3
LSB-JUSTIFIED FORMAT 16 BITS
LSB-JUSTIFIED FORMAT 18 BITS
LSB-JUSTIFIED FORMAT 20 BITS
LSB-JUSTIFIED FORMAT 24 BITS
B15 LSB
B17 LSB
B19 LSB
B23 LSB
2
2
2
2
1
1
1
1
BTL stereo Class-D audio amplifier with I
MSB
LSB
MSB
MSB B2
24
B2
Supported in I
control mode
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
23
B3
22
B4
21
MSB
RIGHT
RIGHT
RIGHT
RIGHT
B5
20
20
B2
B6
19
19
2
C
MSB
B3
B7
18
18
18
B2
B4
B8
Supported in Legacy
control mode
no
no
no
yes
yes
yes
no
no
no
no
17
17
17
MSB
B3
B5
B9
16
16
16
16
© NXP B.V. 2009. All rights reserved.
TFA9812
B10
B2
B4
B6
15
15
15
15
B15 LSB
B17 LSB
B19 LSB
B23 LSB
2
2
2
2
2
010aaa458
S input
15 of 66
1
1
1
1