参数资料
型号: MAX9856ETL+
厂商: Maxim Integrated Products
文件页数: 4/46页
文件大小: 0K
描述: IC CODEC AUDIO LP 40TQFN-EP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 50
类型: 音频编解码器
数据接口: 串行
分辨率(位): 18 b
ADC / DAC 数量: 2 / 2
三角积分调变:
S/N 比,标准 ADC / DAC (db): 77 / 91
动态范围,标准 ADC / DAC (db): 85 / 91
电压 - 电源,模拟: 1.71 V ~ 3.6 V
电压 - 电源,数字: 1.71 V ~ 3.6 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 40-WFQFN 裸露焊盘
供应商设备封装: 40-TQFN-EP(5x5)
包装: 管件
产品目录页面: 1392 (CN2011-ZH PDF)
MAX9856
Low-Power Audio CODEC with
DirectDrive Headphone Amplifiers
12
______________________________________________________________________________________
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY (DAC TO HP)
MAX9856
toc10
FREQUENCY (Hz)
PSRR
(dB)
10k
1k
100
-100
-80
-60
-40
-20
0
-120
10
100k
VRIPPLE = 100mVP-P
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY (DAC TO LINE OUT)
MAX9856
toc11
FREQUENCY (Hz)
PSRR
(dB)
10k
1k
100
-100
-80
-60
-40
-20
0
-120
10
100k
VRIPPLE = 100mVP-P
-140
-100
-120
-80
-20
0
-40
-60
20
000E+0
4E+3
6E+3
8E+3
10E+3
2E+3
12E+3
14E+3
16E+3
18E+3
20E+3
FFT, DAC TO LINE OUT, 48kHz
SYNCHRONOUS SLAVE MODE, 0dBFS
MAX9856
toc12
FREQUENCY (Hz)
AMPLITUDE
(dBFS)
MCLK = 12.288MHz
LRCLK = 48kHz
PCLK/2
-140
-100
-120
-80
-20
0
-40
-60
20
000E+0
4E+3
6E+3
8E+3
10E+3
2E+3
12E+3
14E+3
16E+3
18E+3
20E+3
FFT, DAC TO LINE OUT, 48kHz
SYNCHRONOUS SLAVE MODE, -60dBFS
MAX9856
toc13
FREQUENCY (Hz)
AMPLITUDE
(dBFS)
MCLK = 12.288MHz
LRCLK = 48kHz
PCLK/2
-140
-100
-120
-80
-20
0
-40
-60
20
000E+0
4E+3
6E+3
8E+3
10E+3
2E+3
12E+3
14E+3
16E+3
18E+3
20E+3
FFT, DAC TO LINE OUT, 48kHz
ASYNCHRONOUS MASTER MODE, 0dBFS
MAX9856
toc14
FREQUENCY (Hz)
AMPLITUDE
(dBFS)
MCLK = 11.2896MHz
LRCLK = 48kHz
PCLK/2
-140
-100
-120
-80
-20
0
-40
-60
20
000E+0
4E+3
6E+3
8E+3
10E+3
2E+3
12E+3
14E+3
16E+3
18E+3
20E+3
FFT, DAC TO LINE OUT, 48kHz
ASYNCHRONOUS MASTER MODE, -60dBFS
MAX9856
toc15
FREQUENCY (Hz)
AMPLITUDE
(dBFS)
MCLK = 11.2896MHz
LRCLK = 48kHz
PCLK/2
-140
-100
-120
-80
-20
0
-40
-60
20
000E+0
4E+3
6E+3
8E+3
10E+3
2E+3
12E+3
14E+3
16E+3
18E+3
20E+3
FFT, DAC TO LINE OUT, 48kHz
ASYNCHRONOUS SLAVE MODE, 0dBFS
MAX9856
toc16
FREQUENCY (Hz)
AMPLITUDE
(dBFS)
MCLK = 11.2896MHz
LRCLK = 48kHz
PCLK/2
-140
-100
-120
-80
-20
0
-40
-60
20
000E+0
4E+3
6E+3
8E+3
10E+3
2E+3
12E+3
14E+3
16E+3
18E+3
20E+3
FFT, DAC TO LINE OUT, 48kHz
ASYNCHRONOUS SLAVE MODE, -60dBFS
MAX9856
toc17
FREQUENCY (Hz)
AMPLITUDE
(dBFS)
MCLK = 11.2896MHz
LRCLK = 48kHz
PCLK/2
FFT, LINE IN TO ADC (48kHz)
SYNCHRONOUS MASTER MODE (0dBFS)
MAX9856
toc18
FREQUENCY (Hz)
AMPLITUDE
(dBFS)
15k
10k
5k
-120
-100
-80
-60
-40
-20
0
20
-140
0
20k
MCLK = 12.288MHz
LRCLK = 48kHz
PCLK/2
Typical Operating Characteristics (continued)
(VAVDD = VCPVDD = VDVDDS2 = VDVDD = 1.8V, RHP = 32Ω, RLINE = 10kΩ, C1 = 4.7F, C2 = 4.7F, CREF = CMBIAS = CPREG = CNREG
=1F, VAVPRE = +20dB, CMICBIAS = 1F, VAVMICPGA = 0dB, fMCLK = 12.288MHz, DRATE = 10, TA = +25°C, unless otherwise noted.)
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MAX9856ETL/V+ 功能描述:接口—CODEC Low-Power Audio Codec With Directdrive. Headphone Amplifiers 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
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