参数资料
型号: MAX98089ETN+T
厂商: Maxim Integrated Products
文件页数: 102/131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
ADC Input Mixers
The IC’s stereo ADC accepts input from the microphone
amplifiers, line inputs amplifiers, and directly from the
INA1 and INA2. The ADC mixer routes any combina-
tion of the eight audio inputs to the left and right ADCs
(Figure 9).
Table 4. Line Input Registers
Figure 9. ADC Input Mixer Block Diagram
INBDIFF
PGAINB:
+20dB TO -6dB
+
PGAINB:
+20dB TO -6dB
INADIFF
PGAINA:
+20dB TO -6dB
+
PGAINA:
+20dB TO -6dB
PGAM2:
+20dB TO 0dB
PGAM1:
+20dB TO 0dB
MIXADR
ADREN
ADLEN
MIX
MIXADL
MIX
PA2EN:
0/20/30dB
PA1EN:
0/20/30dB
ADCR
ADCL
REGISTER
BIT
NAME
DESCRIPTION
0x37/0x38
6
INAEXT/INBEXT
Line Input A/B External Gain
Switches out the internal input resistor and selects a trimmed 20kI feedback resistor.
Use an external input resistor to set the gain of the line input.
0 = Disabled
1 = Enabled
2
PGAINA/PGAINB
Line Input A/B Internal Gain Settings
000 = +20dB
001 = +14dB
010 = +3dB
011 = 0dB
100 = -3dB
101 = -6dB
110 = -6dB
111 = -6dB
1
0
0x47
7
INADIFF
Line Input A Differential Enable
0 = Stereo single-ended input
1 = Mono differential input
6
INBDIFF
Line Input B Differential Enable
0 = Stereo single-ended input
1 = Mono differential input
Maxim Integrated
72
MAX98089
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