參數(shù)資料
型號(hào)： LM4549BVHX/NOPB
廠(chǎng)商： NATIONAL SEMICONDUCTOR CORP
元件分類(lèi)： 消費(fèi)家電
英文描述： LM4549B AC '97 Rev 2.1 Multi-Channel Audio Codec with Sample Rate Conversion and National 3D Sound; Package: LQFP; No of Pins: 48; Qty per Container: 1000/Reel
中文描述： SPECIALTY CONSUMER CIRCUIT, PQFP48
封裝： 7 X 7 MM, 1.40 MM HEIGHT, LQFP-48
文件頁(yè)數(shù)： 6/28頁(yè)
文件大小： 927K
代理商： LM4549BVHX/NOPB
Pin Descriptions (Continued)
3D SOUND AND NO-CONNECTS (NC) (Continued)
Name
Pin
I / O
Functional Description
NC
29, 30
31, 32
38, 40
42, 43
44, 48
NC
These pins are not used and should be left open (NC).
For second source applications these pins may be connected to a noise-free supply or
ground (e.g. AV
DD or AVSS), either directly or through a capacitor.
Typical Performance Characteristics
ADC Noise Floor
DAC Noise Floor
20123515
20123516
Line Out Noise Floor
(Analog Loopthrough)
Line Level Out Noise Floor
(Analog Loopthrough)
20123518
20123531
ADC Frequency
Response
DAC Frequency
Response
20123519
20123520
LM4549B
www.national.com
14
相關(guān)PDF資料
PDF描述
LM4550BVH/NOPB LM4550B AC '97 Rev 2.1 Multi-Channel Audio Codec with Stereo Headphone Amplifier, Sample Rate Conversion and National 3D Sound; Package: LQFP; No of Pins: 48; Qty per Container: 250/Tray
LM4550BVHX/NOPB LM4550B AC '97 Rev 2.1 Multi-Channel Audio Codec with Stereo Headphone Amplifier, Sample Rate Conversion and National 3D Sound; Package: LQFP; No of Pins: 48; Qty per Container: 1000/Reel
LM4562NA/NOPB LM4562 Dual High Performance, High Fidelity Audio Operational Amplifier; Package: MDIP; No of Pins: 8; Qty per Container: 40/Rail
LM45BIM3/NOPB LM45 SOT-23 Precision Centigrade Temperature Sensors; Package: SOT-23; No of Pins: 3; Qty per Container: 1000/Reel
LM45BIM3X/NOPB LM45 SOT-23 Precision Centigrade Temperature Sensors; Package: SOT-23; No of Pins: 3; Qty per Container: 3000/Reel
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LM4549VH 制造商:Texas Instruments 功能描述:
LM4549VHX 制造商:Texas Instruments 功能描述:
LM4550 制造商:NSC 制造商全稱(chēng):National Semiconductor 功能描述:AC ’97 Rev 2.1 Multi-Channel Audio Codec with Stereo Headphone Amplifier, Sample Rate Conversion and National 3D Sound
LM4550B 制造商:NSC 制造商全稱(chēng):National Semiconductor 功能描述:AC 97 Rev 2.1 Multi-Channel Audio Codec with Stereo Headphone Amplifier, Sample Rate Conversion and National 3D Sound
LM4550BVH 功能描述:接口—CODEC RoHS:否 制造商:Texas Instruments 類(lèi)型: 分辨率: 轉(zhuǎn)換速率:48 kSPs 接口類(lèi)型:I2C ADC 數(shù)量:2 DAC 數(shù)量:4 工作電源電壓:1.8 V, 2.1 V, 2.3 V to 5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:DSBGA-81 封裝:Reel
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