参数资料
型号: MAX98089ETN+T
厂商: Maxim Integrated Products
文件页数: 99/131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
ELECTRICAL CHARACTERISTICS (continued)
(VAVDD = VPVDD = VDVDD = VDVDDS1 = VDVDDS2 = 1.8V, VSPKLVDD = VSPKRVDD = 3.7V. Speaker loads (ZSPK) connected between
SPK_P and SPK_N. Receiver load (RREC) connected between RECP and RECN. Headphone loads (RHP) connected from HPL or HPR
to HPGND. Line out loads (RLOUT) connected from LOUTL or LOUTR to SPKLGND. RLOAD = RHP = J, RREC = J, ZSPK = J, CREF =
2.2FF, CMICBIAS = CREG = 1FF, CC1N-C1P = 1FF, CHPVDD = CHPVSS = 1FF. AVMICPRE_ = +20dB, AVMICPGA_ = 0dB, AVDACATTN =
0dB, AVDACGAIN = 0dB, AVADCLVL = 0dB, AVADCGAIN = 0dB, AVPGAIN_ = 0dB, AVHP_ = 0dB, AVREC = 0dB, AVSPK_ = 0dB, MCLK
= 12.288MHz, LRCLK = 48kHz, MAS = 0. TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25NC.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
MICROPHONE TO ADC PATH
Dynamic Range
DR
fS = 8kHz, MODE = 0 (IIR voice), AVMICPRE_ = 0dB
(Note 4)
88
dB
Total Harmonic Distortion +
Noise
THD+N
VIN = 0.1VP-P, fS = 8kHz, f = 1kHz
-78
dB
AVMICPRE_ = 0dB, VIN = 1VP-P, f = 1kHz
-85
AVMICPRE_ = +30dB, VIN = 32mVP-P, f = 1kHz
-71
Common-Mode Rejection
Ratio
CMRR
VIN = 100mVP-P, f = 217Hz
74
dB
Power-Supply Rejection Ratio
PSRR
VAVDD = 1.65V to 1.95V, input referred,
MIC inputs unconnected
50
62
dB
f = 217Hz, VRIPPLE = 200mVP-P, input referred
62
f = 1kHz, VRIPPLE = 200mVP-P, input referred
62
f = 10kHz, VRIPPLE = 200mVP-P, input referred
55
Path Phase Delay
1kHz, 0dB input,
highpass filter disabled
measured from analog
input to digital output
MODE = 0 (IIR voice)
8kHz
2.2
ms
MODE = 0 (IIR voice)
16kHz
1.1
MODE = 1 (FIR audio)
8kHz
4.5
MODE = 1 (FIR audio)
48kHz
0.76
MICROPHONE PREAMP
Full-Scale Input
AVMICPRE_ = 0dB
1.05
VP-P
Preamplifier Gain
AVMICPRE_ (Note 5)
PA1EN/PA2EN = 01
0
dB
PA1EN/PA2EN = 10
19.5
20
20.5
PA1EN/PA2EN = 11
29.5
30
30.5
PGA Gain
AVMICPGA_ (Note 5)
PGAM1/PGAM2 = 0x00
19
20
21
dB
PGAM1/PGAM2 = 0x14
0
MIC Input Resistance
RIN_MIC
All gain settings, measured at MIC1P/
MIC1N/MIC2P/MIC2N
50
kI
Maxim Integrated
7
MAX98089
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