参数资料
型号: MAX98089ETN+T
厂商: Maxim Integrated Products
文件页数: 69/131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
Typical Operating 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 (RLOUT) connected from LOUTL or LOUTR to SPKLGND, 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 = 1. TA
= +25NC, unless otherwise noted.)
FREQUENCY (Hz)
10k
1k
100
10
100k
GAIN vs. FREQUENCY
(DAC TO SPEAKER)
MAX98089
toc68
NORMALIZED
GAIN
(dB)
-4
-3
-2
-1
0
1
2
3
4
5
-5
MCLK = 12.288MHz
LRCLK = 48kHz
NI MODE
ZSPK_ = 8I + 68H
EFFICIENCY vs. OUTPUT
POWER (DAC TO SPEAKER)
MAX98089
toc69
OUTPUT POWER PER CHANNEL (W)
EFFICIENCY
(%)
1.5
1.0
0.5
10
20
30
40
50
60
70
80
90
100
0
2.0
VSPK_VDD = 4.2V
MCLK = 12.288MHz
LRCLK = 48kHz
NI MODE
AVSKP_ = +8dB
ZSPK = 4I + 33H
ZSPK = 8I + 68H
1800
1400
600
1000
200
OUTPUT POWER PER CHANNEL (mW)
EFFICIENCY
(%)
EFFICIENCY vs. OUTPUT
POWER (DAC TO SPEAKER)
MAX98089
toc70
10
20
30
40
50
60
75
80
90
100
0
VSPK_VDD = 4.2V
MCLK = 12.288MHz
LRCLK = 48kHz
NI MODE
AVSKP_ = +8dB
ZSPK = 4I + 33H
ZSPK = 8I + 68H
1600
1200
400
800
0
2000
OUTPUT POWER PER CHANNEL (mW)
EFFICIENCY
(%)
1400
1200
800 1000
400 600
200
0
1600
EFFICIENCY vs. OUTPUT POWER
(DAC TO SPEAKER)
MAX98089
toc71
10
20
30
40
50
60
70
80
90
100
0
ZSPK = 8I + 68uH
ZSPK = 4I + 33uH
MCLK = 12.288MHz
LRCLK = 48kHz
NI MODE
AVSKP_ = +8dB
FREQUENCY (Hz)
1k
100k
PSRR
(dB)
10k
100
10
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY (DAC TO SPEAKER)
MAX98089
toc72
20
40
60
80
100
VRIPPLE = 200mVP-P
RIPPLE ON SPKLVDD,
SPKRVDD
RIPPLE ON AVDD,
DVDD, HPVDD
120
0
Maxim Integrated
42
MAX98089
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