Datasheet Texas Instruments LM4674A — 数据表

制造商	Texas Instruments
系列	LM4674A

数据表

价格

状态

打包

参数化

Parameters / Models	LM4674ATL/NOPB	LM4674ATLX/NOPB
Analog Supply (V), Max	2.4	2.4
Architecture	Class D	Class D
Audio Input Type	Analog Input	Analog Input
Control Interface	Hardware	Hardware
Iq per channel(Typ), mA	2.5	2.5
Iq(Max), mA	7.5	7.5
Iq(Typ), mA	5	5
Load(Min), ohms	4	4
Operating Temperature Range, C	-40 to 85	-40 to 85
Output Power, W	1.2	1.2
PSRR, dB	73	73
Package Group	DSBGA	DSBGA
Package Size: mm2:W x L, PKG	See datasheet (DSBGA)	See datasheet (DSBGA)
Pin/Package	16DSBGA	16DSBGA
Rating	Catalog	Catalog
Shutdown Current (ISD), uA	0.03	0.03
Speaker Channels, Max	Stereo	Stereo
THD + N @ 1 kHz, %	0.07	0.07

生态计划

应用须知

• 下载
  Guidelines for Measuring Audio Power Amplifier Performance
  PDF, 765 Kb, 档案已发布: Oct 30, 2001
  This application note provides guidelines for measuring the date sheet parameters of Texas Instruments audio power amplifiers (APAs) using prefabricated evaluation modules (EVMs). The primary equipment used for the measurements consists of the System Two audio measurement system by Audio Precision , a digital multimeter (DMM), and a dc power supply.
• 下载
  AN-1737 Managing EMI in Class D Audio Applications (Rev. A)
  PDF, 140 Kb, 修订版: A, 档案已发布: May 1, 2013
  Electromagnetic interference (EMI) is an unwanted disturbance caused in an electrical circuit byelectromagnetic radiation emitted from an external source. The disturbance may interrupt, obstruct, orotherwise degrade the effective performance of the circuit.
• 下载
  AN-1849 An Audio Amplifier Power Supply Design (Rev. B)
  PDF, 1.9 Mb, 修订版: B, 档案已发布: May 1, 2013
  This application report provides design information for a power supply for use with our newest offering of high-performance, ultra high-fidelity audio amplifier input stage ICs.

模型线

制造商分类

• Semiconductors> Audio> Low-Power Audio Amplifiers ( Speaker Amplifier Class AB/Class D