tfa9879hn NXP Semiconductors, tfa9879hn Datasheet - Page 29

• Manufacturer Part Number: tfa9879hn
• Description: Mono Btl Class-d Audio Amplifier For Portable Applications With Digital Input
• Manufacturer: NXP Semiconductors

NXP Semiconductors
TFA9879_1
Preliminary data sheet
Table 22.
[1]
Table 23.
[1]
Bit
1:0
Bit
15:12 reserved
11
10
9
8
7:4
3:0
Serial interface 1 settings are controlled via register 01h; serial interface 2 settings are controlled via
register 03h.
PCM/IOM2 format settings of serial interface 1 are controlled via register 02h; PCM/IOM2 format settings of
serial interface 2 are controlled via register 04h.
I_MODE
PCM_FS
PCM_COMP R/W
PCM_DL
D1_SLOT
D2_SLOT
Symbol
Symbol
A_LAW
Serial interface control registers (addresses 01h and 03h
PCM/IOM2 format control registers (addresses 02h and 04h
All information provided in this document is subject to legal disclaimers.
R/W
R/W
R/W
R/W
R/W
Access Default
Access Default
R/W
Rev. 01 — 8 April 2010
00
0000
0
0
0
0
0000
0111
Mono BTL class-D audio amplifier with digital input
Description
input audio mode selection:
Description
PCM sample frequency:
U-LAW/A-LAW decoding selection (depending on
PCM_COMP):
companded PCM data:
PCM data length (number of bits per slot):
slot number position of the first sample (at 8 kHz and
16 kHz):
slot number position of the second sample (16 kHz):
00: I
01: PCM/IOM2 Short Frame Sync Format
10: PCM/IOM2 Long Frame Sync Format
11: reserved
0: 8 kHz
1: 16 kHz
0: U-law decoding; default value
1: A-law decoding
0: linear
1: companded (U/A-law)
0: 8-bit; default value
1: 16-bit
0000: slot 0
0001: slot 1
.. ..
1111: slot 15
0000: slot 0
0001: slot 1
.. ..
0111: slot 7
.. ..
1111: slot 15
2
S mode
[1]
) bit description
[1]
) bit description
TFA9879
© NXP B.V. 2010. All rights reserved.
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