參數(shù)資料
型號: LM4549AVH/NOPB
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 消費家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP48
封裝: 7 X 7 MM, 1.40 MM HEIGHT, LQFP-48
文件頁數(shù): 6/28頁
文件大?。?/td> 543K
代理商: LM4549AVH/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
20029915
20029916
Line Out Noise Floor
(Analog Loopthrough)
Line Level Out Noise Floor
(Analog Loopthrough)
20029918
20029931
ADC Frequency
Response
DAC Frequency
Response
20029919
20029920
LM4549A
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LM4549AVHX 制造商:Rochester Electronics LLC 功能描述:AC97 REV2.1 CODEC - Bulk
LM4549B 制造商:NSC 制造商全稱:National Semiconductor 功能描述:AC ’97 Rev 2.1 Multi-Channel Audio Codec with Sample Rate Conversion and National 3D Sound
LM4549BVH 功能描述:接口—CODEC RoHS:否 制造商:Texas Instruments 類型: 分辨率: 轉(zhuǎn)換速率:48 kSPs 接口類型: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 安裝風格:SMD/SMT 封裝 / 箱體:DSBGA-81 封裝:Reel
LM4549BVH/NOPB 功能描述:接口—CODEC RoHS:否 制造商:Texas Instruments 類型: 分辨率: 轉(zhuǎn)換速率:48 kSPs 接口類型: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 安裝風格:SMD/SMT 封裝 / 箱體:DSBGA-81 封裝:Reel
LM4549BVHX 功能描述:接口—CODEC RoHS:否 制造商:Texas Instruments 類型: 分辨率: 轉(zhuǎn)換速率:48 kSPs 接口類型: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 安裝風格:SMD/SMT 封裝 / 箱體:DSBGA-81 封裝:Reel