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TAS2020 Datasheet(PDF) 38 Page - Texas Instruments

Part # TAS2020
Description  TAS2020 3.2W Mono Digital Input Class-D Speaker Amp with 5.5V PVDD Support
PDF  79 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

TAS2020 Datasheet(HTML) 38 Page - Texas Instruments

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7.1.7 DEVICE_CFG_04 Register (Address = 6h) [Reset = 04h]
Return to the Summary Table.
This register configures various device modes.
Table 7-8. DEVICE_CFG_04 Register Field Descriptions
Bit
Field
Type
Reset
Description
7-6
RESERVED
R
0h
Reserved
5-4
RESERVED
R
0h
Reserved
3-2
IRQZ_PIN_CFG[1:0]
R/W
1h
IRQZ interrupt configuration. IRQZ will assert.
0h = Reserved
1h = on any unmasked latched interrupts
2h = Reserved
3h = for 2-4ms every 4ms on any unmasked latched interrupts
1
RESERVED
R
0h
Reserved
0
RETRY_WAIT_TIME
R/W
0h
Retry wait time after device detects error (Valid only for errors with
retry options available).
0h = 1.5 sec
1h = 100ms
7.1.8 DEVICE_CFG_05 Register (Address = 7h) [Reset = 00h]
Return to the Summary Table.
This register configures various device modes.
Table 7-9. DEVICE_CFG_05 Register Field Descriptions
Bit
Field
Type
Reset
Description
7
RESERVED
R
0h
Reserved
6
SAMPLE_RATE_CFG
R/W
0h
Sampling Rate selection.
0h = Audio data rate is multiple/sub-multiple of 48 Ksps
1h = Audio data rate is multiple/sub-multiple of 44.1 Ksps
5-0
AMP_LVL[5:0]
R/W
0h
Device Channel Gain setting
17h = 12.471dB
18h = 11.969dB
19h = 11.468dB
20h = 10.966dB
21h = 10.464dB
26h = 1.935dB
27h = 1.434dB
28h = 0.932dB
29h = 0.430dB
2Ah = -0.071dB
7.1.9 TDM_CFG1 Register (Address = 8h) [Reset = 82h]
Return to the Summary Table.
This register configures device TDM modes.
Table 7-10. TDM_CFG1 Register Field Descriptions
Bit
Field
Type
Reset
Description
7
FRAME_START
R/W
1h
TDM frame start polarity.
0h = Low to High on FSYNC
1h = High to Low on FSYNC
6
RX_JUSTIFY
R/W
0h
TDM RX sample justification within the time slot.
0h = Left
1h = Right
5-1
RX_OFFSET[4:0]
R/W
1h
TDM RX start of frame to time slot 0 offset (SBCLK cycles).
TAS2020
SLASFD4A – AUGUST 2024 – REVISED JULY 2026
www.ti.com
38
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Product Folder Links: TAS2020



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