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參數(shù)資料
| 型號： | LM1894MTBD |
| 廠商： | National Semiconductor |
| 文件頁數(shù)： | 3/19頁 |
| 文件大?。?/td> | 0K |
| 描述： | BOARD EVALUATION LM1894 |
| 標(biāo)準(zhǔn)包裝： | 1 |
| 主要目的： | 音頻，音頻處理 |
| 已用 IC / 零件： | LM1894 |
| 已供物品： | 板 |
| 相關(guān)產(chǎn)品： | LM1894MX-ND - IC NOISE REDUCT SYS DYNAM 14SOIC LM1894M-ND - IC DYNAM NOISE REDUCT SYS 14SOIC |
SNAS551C – DECEMBER 1994 – REVISED APRIL 2013
Figure 15. Technique for Measuring S/N Improvement of the DNR System
FOR FURTHER READING
Tape Noise Levels
1. “A Wide Range Dynamic Noise Reduction System”, Blackmer, “dB” Magazine,August-September 1972,
Volume 6, #8.
2. “Dolby B-Type Noise Reduction System”, Berkowitz and Gundry, Sert Journal,May-June 1974, Volume 8.
3. “Cassette vs Elcaset vs Open Reel”, Toole, Audioscene Canada, April 1978.
4. “CCIR/ARM: A Practical Noise Measurement Method”, Dolby, Robinson, Gundry, JAES,1978.
Noise Masking
1. “Masking and Discrimination”, Bos and De Boer, JAES, Volume 39, #4, 1966.
2. “The Masking of Pure Tones and Speech by White Noise”, Hawkins and Stevens, JAES, Volume 22, #1,
1950.
3. “Sound System Engineering”, Davis Howard W. Sams and Co.
4. “High Quality Sound Reproduction”, Moir, Chapman Hall, 1960.
5. “Speech and Hearing in Communication”, Fletcher, Van Nostrand, 1953.
Copyright 1994–2013, Texas Instruments Incorporated
11
Product Folder Links: LM1894
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LM1894MX | 功能描述:特殊用途放大器 RoHS:否 制造商:Texas Instruments 通道數(shù)量:Single 共模抑制比（最小值）: 輸入補(bǔ)償電壓: 工作電源電壓:3 V to 5.5 V 電源電流:5 mA 最大功率耗散: 最大工作溫度:+ 70 C 最小工作溫度:- 40 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-20 封裝:Reel |
| LM1894MX/NOPB | 功能描述:特殊用途放大器 RoHS:否 制造商:Texas Instruments 通道數(shù)量:Single 共模抑制比（最小值）: 輸入補(bǔ)償電壓: 工作電源電壓:3 V to 5.5 V 電源電流:5 mA 最大功率耗散: 最大工作溫度:+ 70 C 最小工作溫度:- 40 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-20 封裝:Reel |
| LM1894N | 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:OC White Company 功能描述:Dynamic Noise Reduction System 14-Pin PDIP Rail |
| LM1895 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:AUDIO POWE RAMPLIFIER |
| LM1895N | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:AUDIO POWE RAMPLIFIER |
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