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参数资料
型号： LM4549BVH/NOPB
厂商： NATIONAL SEMICONDUCTOR CORP
元件分类： 消费家电
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: 250/Tray
中文描述： SPECIALTY CONSUMER CIRCUIT, PQFP48
封装： 7 X 7 MM, 1.40 MM HEIGHT, LQFP-48
文件页数： 6/28页
文件大小： 927K
代理商： LM4549BVH/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
相关PDF资料
PDF描述
LM4549BVHX/NOPB 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
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
相关代理商/技术参数
参数描述
LM4549BVHX 功能描述:接口—CODEC RoHS:否 制造商:Texas Instruments 类型: 分辨率: 转换速率:48 kSPs 接口类型:I2C ADC 数量:2 DAC 数量:4 工作电源电压:1.8 V, 2.1 V, 2.3 V to 5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:DSBGA-81 封装:Reel
LM4549BVHX/NOPB 功能描述:接口—CODEC RoHS:否 制造商:Texas Instruments 类型: 分辨率: 转换速率:48 kSPs 接口类型:I2C ADC 数量:2 DAC 数量:4 工作电源电压:1.8 V, 2.1 V, 2.3 V to 5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:DSBGA-81 封装:Reel
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 制造商全称: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
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