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TAS2781RYYR bảng dữ liệu(PDF) 60 Page - Texas Instruments

tên linh kiện TAS2781RYYR
Giải thích chi tiết về linh kiện  TAS2781 24-V Class-D Amplifier with Real Time Integrated Speaker Protection and Audio Processing
PDF  90 Pages
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nhà sản xuất  TI2 [Texas Instruments]
Trang chủ  https://www.ti.com
Logo TI2 - Texas Instruments

TAS2781RYYR bảng dữ liệu(HTML) 60 Page - Texas Instruments

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8.9.99 Page = 0x04 Address = 0x54 - 0x57 [Reset = 7C5E4E02h]
Bit
Field
Type
Reset
Description
31-0
TF_ATK[31:0]
RW
7C5E4E02
h
Sets thermal foldback limiter attack rate to a TF_ATK(dB/
sample) value:
dec2hex[round(10^(8*TF_ATK/20)*2^31)], fs ≤ 48 kHz
dec2hex[round(10^(16*TF_ATK/20)*2^31)], fs > 48 kHz
8.9.100 Page = 0x05 Address = 0x14 - 0x17 [Reset = 6CCCCCCCh]
Bit
Field
Type
Reset
Description
31-0
CLASSD_EFF[31:0]
RW
6CCCCCC
Ch
Class-D Efficiencyset to an EFF(%) value:
dec2hex[round (EFF*2^31)]
8.9.101 Page = 0x05 Address = 0x1C - 0x1F [Reset = 4CCCCCCh]
Bit
Field
Type
Reset
Description
31-0
INF_FCT[31:0]
RW
4CCCCCC
h
Inflation factor for Low Voltage Signaling set to IF:
dec2hex[round(IF*2^30)]
8.9.102 Page = 0x05 Address = 0x20 - 0x23 [Reset = 00000180h]
Bit
Field
Type
Reset
Description
31-0
MAX_HLD_CLH[31:0]
RW
00000180h
Sets hold time of Class-H to HT (s):
dec2hex[round(HT*fs)] , fs≤48ksps
dec2hex[round(HT*48kHz)] , fs>48ksps
8.9.103 Page = 0x05 Address = 0x24 - 0x27 [Reset = 00000000h]
Bit
Field
Type
Reset
Description
31-0
RLS_WD[31:0]
RW
00000000h
Sets release window time of Class-H to RWT (s), when back
door is enabled (Section 8.9.125):
dec2hex[round(RWT*fs)] , fs ≤ 48ksps
dec2hex[round(RWT*48kHz)] , fs > 48ksps
8.9.104 Page = 0x05 Address = 0x28 - 0x2B [Reset = 79999999h]
Bit
Field
Type
Reset
Description
31-0
PHVD[31:0]
RW
79999999h
Sets Class-H peak hold value decay to PHV (decay rate/
sample):
dec2hex[round(PHV*2^31)]
8.9.105 Page = 0x05 Address = 0x2C - 0x2F [Reset = 0538EF34h]
Bit
Field
Type
Reset
Description
31-0
AL_SMTH[31:0]
RW
0538EF34h
Class-H configuration time constant AS (s):
dec2hex[round([1-exp(-1/AS*fs)]*2^31)] , fs ≤ 48ksps
dec2hex[round([1-exp(-1/AS*48 kHz)]*2^31)] , fs > 48ksps
8.9.106 Page = 0x05 Address = 0x30 - 0x33 [Reset = 40000000h]
Bit
Field
Type
Reset
Description
31-0
NF_FCT_H[31:0]
RW
40000000h
Inflation factor Class-H set to IF:
dec2hex[round(IF*2^30)]
TAS2781
SLOSE86B – JULY 2022 – REVISED JULY 2023
www.ti.com
60
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Copyright © 2023 Texas Instruments Incorporated
Product Folder Links: TAS2781



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