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TAS2780 bảng dữ liệu(PDF) 69 Page - Texas Instruments

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tên linh kiện TAS2780
Giải thích chi tiết về linh kiện  TAS2780 Digital Input Mono Class-D Audio Amplifier With Speaker IV Sense
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TAS2780 bảng dữ liệu(HTML) 69 Page - Texas Instruments

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Bit
Field
Type
Reset
Description
7-6
Reserved
RW
0h
Reserved
5-0
PVDD_UVLO_TH[5:0]
RW
02h
PVDD UVLO threshold
00h = 1.753 V
01h = 2.09 V
02h = 2.428 V
...........
3Fh = 23 V
8.9.99 DMD (page=0x00 address=0x73) [reset=00h]
Bit
Field
Type
Reset
Description
7-6
DEM_CTRL[1:0]
R
0h
DAC MSB and LSB DEM enable/disable control
0h = MSB Enabled, LSB = Enabled
1h = MSB Enabled, LSB = Disabled
2h = MSB Disabled, LSB = Enabled
3h = MSB Disabled, LSB = Disabled - Recommended for
ultrasonic use case
5
DIS_DITH
RW
0h
DAC MSB modulator dither control
0h = Enabled
1h = Disabled - Recommended for ultrasonic use case
4-0
Reserved
R
00
Reserved
8.9.100 I2C_CKSUM (page=0x00 address=0x7E) [reset=00h]
Bit
Field
Type
Reset
Description
7-0
I2C_CKSUM[7:0]
RW
0h
Returns I2C checksum. Writing to this register will reset the
checksum to the written value. This register is updated on writes
to other registers on all books and pages.
8.9.101 BOOK (page=0x00 address=0x7F) [reset=00h]
Bit
Field
Type
Reset
Description
7-0
BOOK[7:0]
RW
0h
Sets the device book.
00h = Book 0
01h = Book 1
...
FFh = Book 255
8.9.102 LSR (page=0x01 address=0x19) [reset=40h]
Bit
Field
Type
Reset
Description
7
Reserved
R
0b
Reserved
6
EN_LLSR
RW
1h
Modulation
0h = LSR
1h = Linear LSR
5-0
Reserved
R
00h
Reserved
8.9.103 INT_LDO (page=0x01 address=0x36) [reset=08h]
Bit
Field
Type
Reset
Description
7-6
INT_LDO_SET[1:0]
RW
0h
Internal LDO Setting
0h = Setting done through register 04h of page 0x00h
1h = Force external supply to be used, internal LDO = disabled
2h = Force internal LDO to be used
3h = Reserved
5-0
Reserved
R
08h
Reserved
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TAS2780
SLOSE75A – FEBRUARY 2022 – REVISED JUNE 2022
Copyright © 2022 Texas Instruments Incorporated
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Product Folder Links: TAS2780



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