参数资料
型号: LM4857GR/NOPB
厂商: NATIONAL SEMICONDUCTOR CORP
元件分类: 消费家电
英文描述: SPECIALTY CONSUMER CIRCUIT, PBGA49
文件页数: 34/40页
文件大小: 1948K
代理商: LM4857GR/NOPB
Connection Diagrams
49 Bump GR Package
micro Array Marking
200797I4
Top View
(Bump-side down)
Order Number LM4857GR
See NS Package Number GRA49A
200797I3
Top View
X — Date Code
T — Die Traceability
G — Boomer Family
C2 — LM4857GR
Pin Connection (GR)
Pin
Name
Pin Description
A1
NC
No Connect
A2
LHP3D
Left Headphone 3D
A3
SCL
Clock
A4
ADR
I
2C Address Select
A5
I
2CV
DD
I
2C Interface Power Supply
A6
RLS-
Right Loudspeaker Negative Output
A7
RLS-
Right Loudspeaker Negative Output
B1
RHP
Right Headphone Output
B2
NC
No Connect
B3
RHP3D
Right Headphone 3D
B4
SDA
Data
B5
VDD
Power Supply
B6
GND
Ground
B7
GND
Ground
C1
LINEOUT
Mono Line Output
C2
VDD
Power Supply
C3, C4, C5
NC
No Connect
C6
RLS+
Right Loudspeaker Positive Output
C7
RLS+
Right Loudspeaker Positive Output
D1
GND
Ground
D2, D3, D4, D5
NC
No Connect
D6
LLS+
Left Loudspeaker Positive Output
D7
VDD
Power Supply
E1
EP-
Mono Earpiece Negative Output
E2
EP+
Mono Earpiece Positive Output
E3, E4, E5
NC
No Connect
LM4857
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相关代理商/技术参数
参数描述
LM4857ITL 制造商:Texas Instruments 功能描述:1.2W STEREO SUBSYST 3D SMD 4857
LM4857ITL/NOPB 功能描述:音频放大器 RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel
LM4857ITLBD 功能描述:BOARD EVALUATION LM4857ITL RoHS:否 类别:编程器,开发系统 >> 评估板 - 音频放大器 系列:Boomer® 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:1 系列:-
LM4857ITLX/NOPB 功能描述:音频放大器 RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel
LM4857SP 功能描述:音频放大器 RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel