參數(shù)資料
型號(hào): LM4889LD/NOPB
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類(lèi): 音頻/視頻放大
英文描述: 1 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO10
封裝: LLP-10
文件頁(yè)數(shù): 6/9頁(yè)
文件大?。?/td> 656K
代理商: LM4889LD/NOPB
LA72914V
No.A1859-6/9
Continued from preceding page.
Pin No.
Pin Name
Description
Equivalent circuit
7
De-emphasis Filter
De-emphasis filter pin.
De-emphasis time constant must be matching at
emphasis time constant.
Recommend value is 6800pF to 0.01
μF. Connect Cap.
Coupling to pin8.
7
C1
SIG
8
RX Audio IN
Internal DC bias is 2.4V.
Please connect Cap. coupling.
8
C1
2.4V
9
Audio OUT
Audio signal output pin.
Push-pull output pin. Output level is 1.0Vp-p at 1kHz.
(Load resistance=10k
Ω)
9
10
FM Filter
FM demodulator filter pin.
Please connect 1.0
μF capacitor.
(If you need rising of low frequency gain, then change
more large capacitor in use.)
10
11
AGC Filter
FM AGC filter pin.
Please connect 0.1
μF capacitor. If you need reduce
AGC-gain, then connect resistor (R1: 11pin-VCC)
If FM AGC no need, please set pin11 voltage over 4.5V
DC voltage.
11
C1
R1
AGC-DET
Continued on next page.
相關(guān)PDF資料
PDF描述
LM4890LD/NOPB 1 W, 1 CHANNEL, AUDIO AMPLIFIER, DSO10
LM4890IBPX/NOPB 1 W, 1 CHANNEL, AUDIO AMPLIFIER, PBGA8
LM4890IBP/NOPB 1 W, 1 CHANNEL, AUDIO AMPLIFIER, PBGA8
LM4890ITL/NOPB 1 W, 1 CHANNEL, AUDIO AMPLIFIER, PBGA9
LM4890ITLX/NOPB 1 W, 1 CHANNEL, AUDIO AMPLIFIER, PBGA9
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LM4889MA 功能描述:音頻放大器 RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類(lèi)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
LM4889MA /NOPB 制造商:Texas Instruments 功能描述:Audio Amp Speaker 1-CH Mono 1W Class-AB 8-Pin SOIC N Rail
LM4889MA/NOPB 功能描述:音頻放大器 RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類(lèi)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
LM4889MAX 功能描述:音頻放大器 RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類(lèi)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
LM4889MAX/NOPB 功能描述:音頻放大器 RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類(lèi)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