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参数资料
型号： MAX9851EVCMODU
厂商： MAXIM INTEGRATED PRODUCTS INC
元件分类： 编解码器
英文描述： MAX9851评估板/评估系统
中文描述： PCM CODEC
文件页数： 4/73页
文件大小： 1357K
代理商： MAX9851EVCMODU
MAX9851/MAX9853
Stereo Audio CODECs with Microphone, DirectDrive
Headphones, Speaker Amplifiers, or Line Outputs
12
______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS (continued)
(AVDD = CPVDD = +3V, DVDD = DVDDS2 = +1.8V, PVDD = +3.3V, RHP = 32, ZSPK = 8 + 10H, RREC = 32, ROUTL+ to ROUTL- =
10k, ROUTR+ to ROUTR- = 10k, C1 = 0.22F, C2 = CNREG = CPREG = CINTMICBIAS, CMBIAS = CREF = 1F, MCLK = 13MHz, all
PGAs = 0dB, HP/REC volume = -20.0dB, SPK volume = -20.4dB, line output gain = -0.4dB, TA = TMIN to TMAX, unless otherwise
noted. Typical values are at TA = +25°C.) (See Functional Diagrams/Typical Operating Circuits).
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Sidetone Volume Control Range
-34.0
+30.5
dB
Sidetone Mute Attenuation
f = 1kHz, sidetone deselected from input
mixer
80
dB
CHARGE PUMP
Charge-Pump Oscillator
Frequency
fOSC
295
650
1200
kHz
MICROPHONE AMPLIFIERS
AVPRE = +20dB
+18.5
+20.5
Preamplifier Gain
AVPRE
EXTMIC_
AVPRE = +20dB
-0.9
+0.4
dB
PGA gain = 0dB
-0.9
+0.4
MIC PGA Gain
AVMICPGA
PGA gain = +20dB
+18.5
+20.5
dB
MIC Mute Attenuation
f = 1kHz
105
dB
Common-Mode Rejection Ratio
CMRR
EXTMIC_, VIN = 100mVP-P at 217Hz,
AVPRE = +20dB
80
dB
INTMIC_, EXTMIC_
-1
+1
MIC Input Voltage Range
EXTMICGND
-0.1
+0.1
V
MIC Input Resistance
RIN_MIC
INTMIC_, EXTMIC_
30
50
70
k
MIC GND Sense Input
Resistance
RIN_MICS
EXTMICGND
15
25
36
k
MIC Input Resistance Matching
RMATCH
INTMICP to INTMICN or EXTMICL to
EXTMICR
0.3
%
MIC Input Bias Voltage
VCML
Measured at INTMIC_, EXTMIC_, and
EXTMICGND
-0.1
0
+0.1
V
Input Voltage Noise
EIN_MIC
f = 1kHz, AVPRE = +20dB, RSOURCE = 0
25
nV/
√Hz
AVPRE = 0dB, AVMICPGA = 0dB,
VIN = 2VP-P, f = 1kHz, BW = 22Hz to 20kHz
0.035
AVPRE = +20dB, AVMICPGA = 0dB,
VIN = 200mVP-P,
f = 1kHz, BW = 22Hz to 20kHz
0.035
Total Harmonic Distortion Plus
Noise
THD+N
AVPRE = +20dB, AVMICPGA = +20dB,
VIN = 20mVP-P, f = 1kHz,
BW = 22Hz to 20kHz
0.06
%
AVDD = 2.6V to 3.3V, TA = +25°C
48
65
dB
VRIPPLE = 100mVP-P at 217Hz,
output referred
65
dB
MIC Power-Supply Rejection
Ratio
PSRR
VRIPPLE = 100mVP-P at 10kHz,
output referred
65
dB
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相关代理商/技术参数
参数描述
MAX9851EVKIT 功能描述:音频 IC 开发工具 Evaluation Kit/Evaluation System for the MAX9851 RoHS:否 制造商:Texas Instruments 产品:Evaluation Kits 类型:Audio Amplifiers 工具用于评估:TAS5614L 工作电源电压:12 V to 38 V
MAX9853ETM+ 功能描述:接口—CODEC Stereo Audio CODEC w/DirectDrive Amp 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
MAX9853ETM+T 功能描述:接口—CODEC Stereo Audio CODEC w/DirectDrive Amp 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
MAX9853EVCMODU 功能描述:音频 IC 开发工具 Evaluation Kit/Evaluation System for the MAX9853 RoHS:否 制造商:Texas Instruments 产品:Evaluation Kits 类型:Audio Amplifiers 工具用于评估:TAS5614L 工作电源电压:12 V to 38 V
MAX9853EVKIT 功能描述:音频 IC 开发工具 Evaluation Kit/Evaluation System for the MAX9853 RoHS:否 制造商:Texas Instruments 产品:Evaluation Kits 类型:Audio Amplifiers 工具用于评估:TAS5614L 工作电源电压:12 V to 38 V
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