参数资料
型号: MAX9867ETJ+T
厂商: Maxim Integrated Products
文件页数: 5/55页
文件大小: 0K
描述: IC STEREO AUD CODEC LP 32TQFN-EP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
类型: 立体声音频
数据接口: I²C,串行
分辨率(位): 18 b
ADC / DAC 数量: 2 / 2
三角积分调变:
动态范围,标准 ADC / DAC (db): 85 / 90
电压 - 电源,模拟: 1.65 V ~ 1.95 V
电压 - 电源,数字: 1.65 V ~ 1.95 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 32-WFQFN 裸露焊盘
供应商设备封装: 32-TQFN-EP(5x5)
包装: 带卷 (TR)
MAX9867
Ultra-Low Power Stereo Audio Codec
______________________________________________________________________________________
13
TOTAL HARMONIC DISTORTION + NOISE
vs. POWER OUT (DAC TO HEADPHONE)
MAX9867
toc01
POWER OUT (mW)
THD+N
(dB)
15
10
30
525
20
-50
-40
-30
-80
-70
-60
-20
-10
0
-90
035
MCLK = 13MHz
LRCLK = 8kHz
RLOAD = 32
DIFFERENTIAL MODE
3kHz
20Hz
1kHz
TOTAL HARMONIC DISTORTION + NOISE
vs. POWER OUT (DAC TO HEADPHONE)
MAX9867
toc02
POWER OUT (mW)
THD+N
(dB)
50
40
20
10
30
60
-50
-40
-30
-80
-70
-60
-20
-10
0
-90
0
MCLK = 13MHz
LRCLK = 8kHz
RLOAD = 16
DIFFERENTIAL MODE
3kHz
20Hz
1kHz
TOTAL HARMONIC DISTORTION + NOISE
vs. POWER OUT (DAC TO HEADPHONE)
MAX9867
toc03
POWER OUT (mW)
THD+N
(dB)
15
10
30
525
20
-50
-40
-30
-80
-70
-60
-20
-10
0
-90
035
MCLK = 12.288MHz
LRCLK = 48kHz
RLOAD = 32
DIFFERENTIAL MODE
6kHz
20Hz
1kHz
Typical Operating Characteristics
(VAVDD = VDVDD = VPVDD = +1.8V, CREF = 2.2F, CMICBIAS = CPREG = CREG = 1F, AVMICPGA = 0dB, MCLK = 13MHz, LRCLK =
8kHz, BW = 20Hz to fS/2, TA = +25°C, unless otherwise noted.)
TOTAL HARMONIC DISTORTION + NOISE
vs. POWER OUT (DAC TO HEADPHONE)
MAX9867
toc04
POWER OUT (mW)
THD+N
(dB)
50
40
20
10
30
60
-50
-40
-30
-80
-70
-60
-20
-10
0
-90
0
MCLK = 12.288MHz
LRCLK = 48kHz
RLOAD = 16
DIFFERENTIAL MODE
6kHz
20Hz
1kHz
TOTAL HARMONIC DISTORTION + NOISE
vs. FREQUENCY (DAC TO HEADPHONE)
MAX9867
toc05
FREQUENCY (Hz)
THD+N
(%)
1000
100
-50
-40
-30
-80
-70
-60
-20
-10
0
-90
10
10,000
MCLK = 13MHz
LRCLK = 8kHz
RLOAD = 32
DIFFERENTIAL MODE
5mW
20mW
TOTAL HARMONIC DISTORTION + NOISE
vs. FREQUENCY (DAC TO HEADPHONE)
MAX9867
toc06
FREQUENCY (Hz)
THD+N
(%)
1000
100
-50
-40
-30
-80
-70
-60
-20
-10
0
-90
10
10,000
MCLK = 13MHz
LRCLK = 8kHz
RLOAD = 16
DIFFERENTIAL MODE
5mW
20mW
TOTAL HARMONIC DISTORTION + NOISE
vs. FREQUENCY (DAC TO HEADPHONE)
MAX9867
toc07
FREQUENCY (Hz)
THD+N
(%)
100
10,000
-50
-40
-30
-80
-70
-60
-20
-10
0
-90
10
1000
100,000
MCLK = 12.288MHz
LRCLK = 48kHz
RLOAD = 32
DIFFERENTIAL MODE
5mW
20mW
TOTAL HARMONIC DISTORTION + NOISE
vs. FREQUENCY (DAC TO HEADPHONE)
MAX9867
toc08
FREQUENCY (Hz)
THD+N
(%)
100
10,000
-50
-40
-30
-80
-70
-60
-20
-10
0
-90
10
1000
100,000
MCLK = 12.288MHz
LRCLK = 48kHz
RLOAD = 16
DIFFERENTIAL MODE
5mW
20mW
TOTAL HARMONIC DISTORTION + NOISE
vs. POWER OUT (DAC TO HEADPHONE)
MAX9867
toc09
POWER OUT (mW)
THD+N
(dB)
410
68
2
-50
-40
-30
-80
-70
-60
-20
-10
0
-90
0
MCLK = 13MHz
LRCLK = 8kHz
RLOAD = 32
CAPACITORLESS MODE
3kHz
20Hz
1kHz
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