参数资料
型号: MAX9877EWP+TG45
厂商: Maxim Integrated Products
文件页数: 29/30页
文件大小: 0K
描述: IC AUDIO SUBSYSTEM 20-WLP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
系列: DirectDrive®
类型: D 类
输出类型: 1-通道(单声道),带立体声耳机
在某负载时最大输出功率 x 通道数量: 825mW x 1 @ 4 欧姆; 53mW x 2 @ 16 欧姆
电源电压: 2.7 V ~ 5.25 V
特点: 消除爆音,I²C,输入多路复用器,短路和热保护,关机,音量控制
安装类型: 表面贴装
供应商设备封装: 20-WLP
封装/外壳: 20-WFBGA,WLBGA
包装: 带卷 (TR)
MAX9877
Low RF Susceptibility, Mono Audio
Subsystem with DirectDrive Headphone Amplifier
8
_______________________________________________________________________________________
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. FREQUENCY
MAX9877
toc10
FREQUENCY (Hz)
THD+N
(%)
10k
1k
100
1
0.1
0.01
10
100k
VDD = PVDD = 3.7V
POUT = 200mW
ZSPK = 8
Ω + 68μH
fOSC = 700kHz
fOSC = 1176kHz
fOSC = 1100kHz
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. OUTPUT POWER
MAX9877
toc11
OUTPUT POWER (W)
THD+N
(%)
1.5
1.0
0.5
0.1
1
10
0.01
0
2.0
fIN = 20Hz
fIN = 1kHz
fIN = 6kHz
VDD = PVDD = 5V
ZSPK = 8
Ω + 68μH
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. OUTPUT POWER
MAX9877
toc12
OUTPUT POWER (W)
THD+N
(%)
1.5
0.1
1
10
0.01
0
2.5
1.0
3.0
0.5
2.0
VDD = PVDD = 5V
ZSPK = 4
Ω + 33μH
DASHED LINES ARE LIMITED
BY THE ABS. MAX RATINGS
fIN = 6kHz
fIN = 20Hz
fIN = 1kHz
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. OUTPUT POWER
MAX9877
toc13
OUTPUT POWER (mW)
THD+N
(%)
0.1
1
10
0.01
0
1000
600
400
800
200
fIN = 6kHz
fIN = 20Hz
fIN = 1kHz
VDD = PVDD = 3.7V
ZSPK = 8
Ω + 68μH
Typical Operating Characteristics (continued)
(VDD = PVDD = 3.7V, VGND = VPGND = 0V. Single-ended inputs, preamp gain = 0dB, volume controls = 0dB, OSC = 00, BYPASS =
0, SHDN = 1. Speaker loads (ZSPK) connected between OUT+ and OUT-. Headphone loads (RHP) connected from HPL or HPR to
GND. ZSPK = ∞, RHP = ∞. C1 = C2 = CBIAS = 1F. TA = +25°C, unless otherwise noted.)
SPEAKER AMPLIFIER
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. FREQUENCY
MAX9877
toc06
FREQUENCY (Hz)
THD+N
(%)
10k
1k
100
0.1
1
10
0.01
10
100k
VDD = PVDD = 3.7V
ZSPK = 8
Ω + 68μH
POUT = 200mW
POUT = 675mW
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. FREQUENCY
MAX9877
toc07
FREQUENCY (Hz)
THD+N
(%)
10k
1k
100
0.1
1
10
0.01
10
100k
VDD = PVDD = 3.7V
ZSPK = 4
Ω + 33μH
DASHED LINES ARE LIMITED
BY THE ABS. MAX RATINGS
POUT = 1100mW
POUT = 650mW
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. FREQUENCY
MAX9877
toc08
FREQUENCY (Hz)
THD+N
(%)
10k
1k
100
0.1
1
10
0.01
10
100k
POUT = 425mW
POUT = 200mW
VDD = PVDD = 3V
ZSPK = 8
Ω + 68μH
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. FREQUENCY
MAX9877
toc09
FREQUENCY (Hz)
THD+N
(%)
10k
1k
100
0.1
1
10
0.01
10
100k
POUT = 700mW
POUT = 250mW
VDD = PVDD = 3V
ZSPK = 4
Ω + 33μH
相关PDF资料
PDF描述
MAX9879ERV+T IC AUDIO SUBSYSTEM 30-UCSP
MAX987EUK-T IC COMP MICRPWR R-R I/O SOT23-5
MAX9888EWY+T IC CODEC AUDIO FLEXSOUND 63WLP
MAX9890AEBL+T IC SUPP CLICK-POP 9-UCSP
MAX9892ELT+T IC ELIMINATOR CLICK/POP 6UDFN
相关代理商/技术参数
参数描述
MAX9879ERV+T 功能描述:音频放大器 Audio Subsystem w/DirectDrive 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
MAX9879EVKIT+ 功能描述:音频放大器 Stereo Class D Audio Subsystem with DirectDrive Headphone Amplifier 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
MAX987ESA 功能描述:校验器 IC Single uPower Comparator RoHS:否 制造商:STMicroelectronics 产品: 比较器类型: 通道数量: 输出类型:Push-Pull 电源电压-最大:5.5 V 电源电压-最小:1.1 V 补偿电压(最大值):6 mV 电源电流(最大值):1350 nA 响应时间: 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:SC-70-5 封装:Reel
MAX987ESA+ 功能描述:校验器 IC Single uPower Comparator RoHS:否 制造商:STMicroelectronics 产品: 比较器类型: 通道数量: 输出类型:Push-Pull 电源电压-最大:5.5 V 电源电压-最小:1.1 V 补偿电压(最大值):6 mV 电源电流(最大值):1350 nA 响应时间: 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:SC-70-5 封装:Reel
MAX987ESA+T 功能描述:校验器 IC Single uPower Comparator RoHS:否 制造商:STMicroelectronics 产品: 比较器类型: 通道数量: 输出类型:Push-Pull 电源电压-最大:5.5 V 电源电压-最小:1.1 V 补偿电压(最大值):6 mV 电源电流(最大值):1350 nA 响应时间: 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:SC-70-5 封装:Reel