零件編號 | 下載 訂購 | 功能描述/絲印 | 制造商 上傳企業(yè) | LOGO |
---|---|---|---|---|
MAX98357A | 尺寸小,成本低,PCM輸入的 D類放大器,兼具AB類性能; ? 單電源工作(2.5V至5.5V)\n? 3.2W輸出功率:4Ω,5V\n? 2.4mA靜態(tài)電流\n? 92%效率(RL = 8Ω,POUT = 1W)\n? 25μVRMS輸出噪聲(AV = 15dB)\n? 1kHz時(shí),0.015% THD+N \n? 無需MCLK \n? 8kHz至96kHz采樣速率\n? 支持左聲道、右聲道以及(左聲道/2 + 右聲道/2)輸出\n? 成熟的邊沿速率控制可使D類放大器輸出無需濾波\n? 1kHz下,具有77dB PSRR \n? 低RF敏感度,可抑制GSM發(fā)射的TDMA噪聲\n? 喀嗒聲抑制電路\n? 可靠的短路保護(hù)和熱保護(hù)\n? 采用節(jié)省空間的封裝:1.345mm x 1.435mm WLP (0.4mm間距)以及3mm x 3mm、TQFN封裝\n? 采用單旁路電容,尺寸為4.32mm2; MAX98357A/MAX98357B是數(shù)字脈沖編碼調(diào)制(PCM)輸入D類功率放大器,可提供AB類音頻性能,同時(shí)具有D類的效率。器件在I2S/左對齊模式下通過單個(gè)增益設(shè)置輸入可提供5中可選擇增益(3dB、6dB、9dB、12dB、15dB),在TDM模式下為固定12dB增益。\n\n 數(shù)字音頻接口高度靈活,MAX98357A支持I2S數(shù)據(jù),MAX98357B支持左對齊數(shù)據(jù)。兩種器件均支持8通道時(shí)分復(fù)用(TDM)數(shù)據(jù)。對于所有支持的數(shù)據(jù)格式,數(shù)字音頻接口可接收8KHz至96KHz的指定采樣速率。IC通過配置可將立體聲輸入數(shù)據(jù)轉(zhuǎn)換成左聲道、右聲道、(左聲道/2 + 右聲道/2)輸出。對于I2S和左對齊模式,IC采用16/24/32位數(shù)據(jù)工作,對于TDM模式,器件采用16位或32位數(shù)據(jù)工作。IC無需PCM通訊應(yīng)用中的外部MCLK信號。這有助于減小EMI以及電路板的耦合問題,另外,也可減小電路板尺寸以及IC引腳數(shù)。\n\n IC在BCLK和LRCLK上具有很高的寬帶抖動(dòng)容限(12ns典型值),能夠可靠工作。\n\n 有源輻射抑制、邊沿速率限制以及過沖控制電路大大減小EMI。無需濾波的擴(kuò)譜調(diào)制機(jī)制可省去傳統(tǒng)D類器件中的輸出濾波器件,可減少方案中的器件數(shù)量。\n\n IC采用9引腳WLP (1.345mm x 1.435mm x 0.64mm)和16引腳TQFN (3mm x 3mm x 0.75mm)封裝,工作在-40°C至+85°C溫度范圍。\n\n \n\n | ADIAnalog Devices 亞德諾亞德諾半導(dǎo)體技術(shù)有限公司 | ADI | |
MAX98357A | PCM Input Class D Audio Power Amplifiers | MaximMaxim Integrated Products 美信美信半導(dǎo)體 | Maxim | |
MAX98357A | MAX98357 Development Board/ Evaluation System (WLP) | MaximMaxim Integrated Products 美信美信半導(dǎo)體 | Maxim | |
MAX98357A | MAX98357 Evaluation System (TQFN) | MaximMaxim Integrated Products 美信美信半導(dǎo)體 | Maxim | |
MAX98357A | Tiny, Low-Cost, PCM Class D Amplifier with Class AB Performance | MaximMaxim Integrated Products 美信美信半導(dǎo)體 | Maxim | |
Tiny, Low-Cost, PCM Class D Amplifier with Class AB Performance | MaximMaxim Integrated Products 美信美信半導(dǎo)體 | Maxim | ||
Tiny, Low-Cost, PCM Class D Amplifier with Class AB Performance | MaximMaxim Integrated Products 美信美信半導(dǎo)體 | Maxim | ||
Tiny, Low-Cost, PCM Class D Amplifier with Class AB Performance | MaximMaxim Integrated Products 美信美信半導(dǎo)體 | Maxim | ||
Tiny, Low-Cost, PCM Class D Amplifier with Class AB Performance | MaximMaxim Integrated Products 美信美信半導(dǎo)體 | Maxim | ||
Tiny, Low-Cost, PCM Class D Amplifier with Class AB Performance | MaximMaxim Integrated Products 美信美信半導(dǎo)體 | Maxim |
技術(shù)參數(shù)
- Class:
D
- Spkr. Amp. VCC (min)(V):
2.5
- Spkr. Amp. VCC (max)(V):
5.5
- Spkr. Amp. ICC (typ)(mA):
2.5
- POUT into 4Ω @ 1% THD+N (min)(W):
2.5
- POUT into 4Ω @ 10% THD+N (min)(W):
3.2
- POUT into 8Ω @ 1% THD+N (min)(W):
1.4
- POUT into 8Ω @ 10% THD+N (min)(W):
1.8
- VOUT(Vpp):
5
- Spkr. Amp. Half Pwr. THD+N(%):
0.013
- SNR (A- Weighted)(dB):
105
- PSRR (min)(dB):
77
- Spkr. Amp. Ext. Gain:
No
- Spkr. Amp. Fxd. Gain (min)(V/V):
1.5
- Spkr. Amp. Fxd. Gain (max)(V/V):
5.5
- Pitch(mm):
0.4
- Features:
8-Slot TDM
- RoHS Available:
Yes
- Industry Qualified:
Automotive - AECQ100
- Package/ Pins:
TQFN/16
- Smallest Available Pckg. (max w/pins)(mm2):
2
- Budgetary Price (See Notes):
$0.91 @1k
供應(yīng)商 | 型號 | 品牌 | 批號 | 封裝 | 庫存 | 備注 | 價(jià)格 |
---|---|---|---|---|---|---|---|
MAXIM |
17+ |
TQFN16 |
6200 |
100%原裝正品現(xiàn)貨 |
詢價(jià) | ||
MAXIM |
23+ |
16-TQFN |
8560 |
受權(quán)代理!全新原裝現(xiàn)貨特價(jià)熱賣! |
詢價(jià) | ||
Maxim |
23+ |
NA |
10826 |
專做原裝正品,假一罰百! |
詢價(jià) | ||
MAXIM |
25+23+ |
QFN |
42966 |
絕對原裝正品全新進(jìn)口深圳現(xiàn)貨 |
詢價(jià) | ||
MAXIM/美信 |
22+ |
DSBGA |
10766 |
原裝現(xiàn)貨假一賠十 |
詢價(jià) | ||
MAXIM/美信 |
1950+ |
WLP9 |
6852 |
只做原裝正品現(xiàn)貨!或訂貨假一賠十! |
詢價(jià) | ||
Maxim |
24+ |
WLP-9 |
16500 |
全新原廠原裝,進(jìn)口正品現(xiàn)貨,正規(guī)渠道可含稅?。?/div> |
詢價(jià) | ||
MAXIM/美信 |
20+ |
DSBGA |
32500 |
MAXIM全新原裝-可開原型號增稅票 |
詢價(jià) | ||
MAXIM |
15+ |
QFN |
9149 |
全新原裝現(xiàn)貨 |
詢價(jià) | ||
MAXIM |
20+ |
TQFN16 |
11520 |
特價(jià)全新原裝公司現(xiàn)貨 |
詢價(jià) |
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