參數(shù)資料
型號: TDA7564BPD
廠商: STMICROELECTRONICS
元件分類: 音頻/視頻放大
英文描述: 50 W, 4 CHANNEL, AUDIO AMPLIFIER, PDSO36
封裝: ROHS COMPLIANT, SOP-36
文件頁數(shù): 18/34頁
文件大?。?/td> 493K
代理商: TDA7564BPD
TDA7564B
Software specifications
Doc ID 12734 Rev 3
If R/W = 1, the TDA7564B sends 4 "Diagnostics Bytes" to
μP: DB1, DB2, DB3 and DB4.
Table 7.
IB2
Bit
Instruction decoding bit
D7
Current detection threshold
High th (D7 = 0)
Low th (D7 =1)
D6
0
D5
Normal muting time (D5 = 0)
Fast muting time (D5 = 1)
D4
Standby on - Amplifier not working - (D4 = 0)
Standby off - Amplifier working - (D4 = 1)
D3
Power amplifier mode diagnostic (D3 = 0)
Line driver mode diagnostic (D3 = 1)
D2
Current detection diagnostic enabled (D2 = 1)
Current detection diagnostic defeat (D2 = 0)
D1
Right Channels
Power amplifier working in standard mode (D1 = 0)
Power amplifier working in high efficiency mode (D1 = 1)
D0
Left Channels
Power amplifier working in standard mode (D0 = 0)
Power amplifier working in high efficiency mode (D0 = 1)
Table 8.
DB1
Bit
Instruction decoding bit
D7
Thermal warning 1 active (D7 = 1) T=155 °C
D6
Diag. cycle not activated or not terminated (D6 = 0)
Diag. cycle terminated (D6 = 1)
D5
Channel LF
Current detection IB2 (D7) = 0
Output peak current < 250 mA - Open load (D5 = 1)
Output peak current > 500 mA - Normal load (D5 = 0)
Channel LF
Current detection IB2 (D7) = 1
Output peak current < 125 mA - Open load (D5 = 1)
Output peak current > 250 mA - Normal load (D5 = 0)
D4
Channel LF
Turn-on diagnostic (D4 = 0)
Permanent diagnostic (D4 = 1)
D3
Channel LF
Normal load (D3 = 0)
Short load (D3 = 1)
D2
Channel LF
Turn-on diag.: No open load (D2 = 0)
Open load detection (D2 = 1)
Offset diag.: No output offset (D2 = 0)
Output offset detection (D2 = 1)
D1
Channel LF
No short to Vcc (D1 = 0)
Short to Vcc (D1 = 1)
D0
Channel LF
No short to GND (D1 = 0)
Short to GND (D1 = 1)
相關(guān)PDF資料
PDF描述
TDA7564 46 W, 4 CHANNEL, AUDIO AMPLIFIER, PZFM25
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TDA7564BPDTR 功能描述:音頻放大器 4 x 50W Multi Quad Power Amplifer D RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
TDA7565 功能描述:音頻放大器 Quad Power Amplifier Built-in Volt Conv RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
TDA7565_08 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Quad power amplifier with built-in voltage converter
TDA7565_10 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Quad power amplifier with integrated step-up converter
TDA7566 功能描述:音頻放大器 MULTI F DUAL AMP RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel