TAS2560 Datasheet, PDF (51/80 Pages) Texas Instruments – 5.6-W Class-D Mono Audio Amplifier with IV Sense

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TAS2560
SLASE86B – JUNE 2016 – REVISED AUGUST 2016
Figure 59. MODE Register Address: 0x02
7
6
5
4
3
AUTOPAGE
Reserved
RW-0h
RW-0h
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset
2
1
0
DSP_MODE[2:0]
RW-1h
Table 62. Mode Control Field Descriptions
Bit Field
7
AUTOPAGE
6-3 Reserved
2-0 DSP_MODE[2:0]
Type
RW
RW
RW
Reset
0h
0h
1h
Description
0 Enable page auto increment for memory mapped registers
1 Self clearing software reset
Reserved
0 = Reserved
1 = PCM input playback only
2 = PCM input playback + PCM IV out
3 = PCM input playback + PDM IV out
4 = PDM input playback only
5 = PDM input playback + PDM IV out
6 = Reserved
9.7.5 SPK_CTRL (book=0x00 page=0x00 address=0x04) [reset=5Fh]
Configure the boost mode and DAC gain
Figure 60. SPK_CTRL Register Address: 0x04
7
6
5
4
3
2
1
0
BST_OFFDLY[1:0]
BST_PRE
BST_MODE
DAC_GAIN[3:0]
RW-1h
RW-0h
RW-1h
RW-Fh
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset
Bit Field
7-6 BST_OFFDLY[1:0]
5
BST_PRE
4
BST_MODE
3-0 DAC_GAIN[3:0]
Table 63. Speaker Control Field Descriptions
Type
RW
Reset
1h
RW
0h
RW
1h
RW
Fh
Description
0 = Reserved
1 = Reserved
2 = Reserved
0 = Reserved
0 = Class H - multi-level boost mode. In this mode the boost
voltage will track the signal. It will result in higher inrush current
from VBATT.
1 = Class -G boost mode. When the boost is needed it will turn
on to the maximum boost voltage.
DAC gain is
0 = 0db
1 = 1db
2 = 2db
...
14 = 14db
15 = 15db
9.7.6 PWR_CTRL_2 (book=0x00 page=0x00 address=0x05) [reset=0h]
This register controls device power up
Figure 61. PWR_CTRL_2 Register Address: 0x05
7
6
5
4
Reserved
Reserved
Reserved
Reserved
RW-0h
RW-0h
RW-0h
RW-0h
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset
3
Reserved
RW-0h
2
1
Reserved
RW-0h
0
PWR_ERR
RW-0h
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