参数资料
型号: MAX9888EWY+T
厂商: Maxim Integrated Products
文件页数: 45/115页
文件大小: 0K
描述: IC CODEC AUDIO FLEXSOUND 63WLP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
系列: DirectDrive®, FLEXSOUND™
类型: D 类
输出类型: 3 通道,带立体声耳机
在某负载时最大输出功率 x 通道数量: 1.37W x 2 @ 8 欧姆; 40mW x 2 @ 16 欧姆
电源电压: 2.8 V ~ 5.5 V
特点: 消除爆音,差分输入,I²S,麦克风,静音,关机
安装类型: 表面贴装
供应商设备封装: 63-WLP
封装/外壳: 63-WFBGA,WLCSP
包装: 带卷 (TR)
配用: MAX9888EVKIT+-ND - KIT EVALUATION FOR MAX9888
Stereo Audio CODEC
with FlexSound Technology
MAX9888
35
Typical Operating Characteristics (continued)
(VAVDD = VHPVDD = 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 GND. RHP = J, RREC = J, ZSPK = J, CREF = 2.2FF, CMICBIAS = CPREG = CREG = 1FF, CC1N-C1P = 1FF, CHPVSS
= 1FF. AVMICPRE_ = +20dB, AVMICPGA_ = 0dB, AVDACATTN = 0dB, AVDACGAIN = 0dB, AVADCLVL = 0dB, AVADCGAIN = 0dB,
AVPGAIN_ = 0dB, AVPGAOUT_ = 0dB, AVHP_ = 0dB, AVREC = 0dB, AVSPK_ = 0dB, MCLK = 12.288MHz, LRCLK = 48kHz, MAS =
1. TA = +25NC, unless otherwise noted.)
DAC to Receiver
TOTAL HARMONIC DISTORTION
vs. OUTPUT POWER (DAC TO RECEIVER)
MAX9888
toc33
OUTPUT POWER (W)
THD+N
RATIO
(dB)
0.10
0.08
0.06
0.04
0.02
-80
-70
-60
f = 100Hz
-50
-40
-30
-20
-10
0
-90
0
0.12
MCLK = 13MHz
LRCLK = 8kHz
FREQ MODE
RREC = 32I
AVREC = +8dB
f = 3000Hz
f = 1000Hz
TOTAL HARMONIC DISTORTION
vs. FREQUENCY (DAC TO RECEIVER)
MAX9888
toc34
FREQUENCY (Hz)
THD+N
RATIO
(dB)
1000
100
-80
-70
-60
-50
-40
-30
-20
-10
0
-90
10
10,000
MCLK = 13MHz
LRCLK = 8kHz
FREQ MODE
RREC = 32I
POUT = 0.05W
POUT = 0.025W
OUTPUT POWER vs. SUPPLY VOLTAGE
(DAC TO RECEIVER)
MAX9888
toc35
SUPPLY VOLTAGE (V)
OUTPUT
POWER
PER
CHANNEL
(mW)
5.0
4.5
3.0
3.5
4.0
70
80
90
100
110
120
130
140
60
2.5
5.5
THD+N = 10%
THD+N = 1%
MCLK = 13MHz
LRCLK = 8kHz
FREQ MODE
RREC = 32I
AVREC = +8dB
GAIN vs. FREQUENCY
(DAC TO RECEIVER)
MAX9888
toc36
FREQUENCY (Hz)
NORMALIZED
GAIN
(dB)
1000
100
-4
-3
-2
-1
0
1
2
3
4
5
-5
10
10,000
MCLK = 13MHz
LRCLK = 8kHz
FREQ MODE
RREC = 32I
POWER CONSUMPTION vs. OUTPUT
POWER (DAC TO RECEIVER)
MAX9888
toc37
OUTPUT POWER (W)
POWER
CONSUMPTION
(W)
0.10
0.08
0.06
0.04
0.02
0.05
0.10
0.15
0.20
0.25
0
0.12
MCLK = 13MHz
LRCLK = 8kHz
FREQ MODE
RREC = 32I
AVREC = +8dB
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY (DAC TO RECEIVER)
MAX9888
toc38
FREQUENCY (Hz)
PSRR
(dB)
10,000
1000
100
-80
-60
-40
-20
0
-100
10
100,000
VRIPPLE = 200mVP-P
ALL ZEROS AT INPUT
RIPPLE ON SPKLVDD,
SPKRVDD
RIPPLE ON AVDD,
DVDD, HPVDD
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