参数资料
型号: MAX98089ETN+T
厂商: Maxim Integrated Products
文件页数: 7/131页
文件大小: 0K
描述: IC CODEC AUDIO FLEXSOUND 56TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 1
系列: FlexSound™
类型: 立体声音频
数据接口: I²C,串行
分辨率(位): 24 b
ADC / DAC 数量: 2 / 2
三角积分调变:
S/N 比,标准 ADC / DAC (db): 93 / 101
动态范围,标准 ADC / DAC (db): 93 / 101
电压 - 电源,模拟: 1.65 V ~ 2 V
电压 - 电源,数字: 1.65 V ~ 3.6 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 56-WFQFN 裸露焊盘
供应商设备封装: 56-TQFN-EP(7x7)
包装: 标准包装
其它名称: MAX98089ETN+TDKR
Low-Power, Stereo Audio Codec
with FlexSound Technology
Table 24. Excursion Limiter Registers
REGISTER
BIT
NAME
DESCRIPTION
0x41
6
DHPUCF
Excursion Limiter Corner Frequency
The excursion limiter has limited sliding range and minimum corner frequencies. Listed
below are all the valid filter combinations.
5
LOWER CORNER
FREQUENCY
UPPER CORNER
FREQUENCY
MINIMUM BIQUAD COR-
NER FREQUENCY
DHPUCF DHPLCF
Excursion limiter disabled
000
00
4
400Hz
001
00
600Hz
010
00
800Hz
011
00
1kHz
100
00
1
DHPLCF
Programmable using biquad
100Hz
000
11
200Hz
400Hz
001
01
400Hz
600Hz
010
10
400Hz
800Hz
011
10
0
Programmable us-
ing biquad
400Hz
200Hz
001
11
Programmable us-
ing biquad
600Hz
300Hz
010
11
Programmable us-
ing biquad
800Hz
400Hz
011
11
Programmable us-
ing biquad
1kHz
500Hz
100
11
0x43
6
ALCRLS
ALC and Excursion Limiter Release Time
Sets the release time for both the ALC and Excursion Limiter. See the Automatic Level
Control section for ALC release times. Excursion limiter release time is defined as the
time required to slide from the high corner frequency to the low corner frequency.
VALUE
EXCURSION LIMITER RELEASE TIME (s)
5
000
4
001
2
010
1
011
0.5
4
100
0.25
101
0.25
110
Reserved
111
Reserved
0x42
3
DHPTH
Excursion Limiter Threshold
Measured at the Class D speaker amplifier outputs. Signals above the threshold use the
upper corner frequency. Signals below the threshold use the lower corner frequency.
VBAT must correctly reflect the voltage of SPKLVDD to achieve accurate thresh-
olds.
000 = 0.34VP
001 = 0.71VP
010 = 1.30VP
011 = 1.77VP
100 = 2.33VP
101 = 3.25VP
110 = 4.25VP
111 = 4.95VP
2
1
0
Maxim Integrated
104
MAX98089
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