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TAS2120 Datasheet(PDF) 59 Page - Texas Instruments

Part # TAS2120
Description  TAS2120 8.2W Mono Digital Input Class-D Speaker Amp with Integrated 14.75V Class- H Boost
PDF  113 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

TAS2120 Datasheet(HTML) 59 Page - Texas Instruments

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Table 7-21. LIM_CFG_0 Register Field Descriptions (continued)
Bit
Field
Type
Reset
Description
5
SUPPLY_HEADROOM_LI
M_MODE
R/W
0h
Select limiter threshold based on supply headroom.
0h = Disabled
1h = Enabled
4-0
RESERVED
R
0h
Reserved
7.1.21 BOP_CFG_0 Register (Address = 18h) [Reset = 00h]
Return to the Summary Table.
This register configures brown out protection module.
Table 7-22. BOP_CFG_0 Register Field Descriptions
Bit
Field
Type
Reset
Description
7-5
RESERVED
R
0h
Reserved
4
BOP_SRC
R/W
0h
Brown out prevention Source control
0h = VBAT
1h = PVDD
3
BOPSD_EN
R/W
0h
Brown out prevention shutdown enable.
0h = Disabled
1h = Enabled
2
BOP_HLD_CLR
R/W
0h
BOP infinite hold clear (self clearing). Available when BOP_INF_HLD
= 1
0h = Don't clear
1h = Clear
1
BOP_INF_HLD
R/W
0h
Infinite hold on brown out event.
0h = Use BOP_HLD_TM after brown out event
1h = Don't release until BOP_HLD_CLR is asserted high
0
BOP_EN
R/W
0h
Brown out prevention (BOP) enable.
0h = Disabled
1h = Enabled
7.1.22 IO_CFG_02 Register (Address = 1Ch) [Reset = 3Fh]
Return to the Summary Table.
This register configures the IO buffers.
Table 7-23. IO_CFG_02 Register Field Descriptions
Bit
Field
Type
Reset
Description
7
IRQZ_POL
R/W
0h
IRQZ pin polarity for interrupt.
0h = Active Low
1h = Active High
6
RESERVED
R
0h
Reserved
5
RESERVED
R/W
1h
Reserved
4
IRQZ_PD
R/W
1h
Weak pull down for IRQZ.
0h = Disabled
1h = Enabled
3
RESERVED
R/W
1h
Reserved
2
RESERVED
R/W
1h
Reserved
1
SDZ_PD
R/W
1h
Weak pull down for SDZ.
0h = Disabled
1h = Enabled
www.ti.com
TAS2120
SLASFC6A – AUGUST 2024 – REVISED AUGUST 2025
Copyright © 2025 Texas Instruments Incorporated
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