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參數(shù)資料
型號: MAX9888EWY+T
廠商: Maxim Integrated Products
文件頁數(shù): 24/115頁
文件大?。?/td> 0K
描述: IC CODEC AUDIO FLEXSOUND 63WLP
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 2,500
系列: DirectDrive®, FLEXSOUND™
類型: D 類
輸出類型: 3 通道,帶立體聲耳機(jī)
在某負(fù)載時最大輸出功率 x 通道數(shù)量: 1.37W x 2 @ 8 歐姆; 40mW x 2 @ 16 歐姆
電源電壓: 2.8 V ~ 5.5 V
特點(diǎn): 消除爆音,差分輸入,I²S,麥克風(fēng),靜音,關(guān)機(jī)
安裝類型: 表面貼裝
供應(yīng)商設(shè)備封裝: 63-WLP
封裝/外殼: 63-WFBGA,WLCSP
包裝: 帶卷 (TR)
配用: MAX9888EVKIT+-ND - KIT EVALUATION FOR MAX9888
Stereo Audio CODEC
with FlexSound Technology
MAX9888
16
ELECTRICAL 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 = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25NC.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Mute Attenuation
f = 1kHz
86
dB
Output Offset Voltage
VOS
AVSPK_ = -64dB, TA = +25NC
±0.25
±1.25
mV
EXCURSION LIMITER
Upper-Corner Frequency Range
DHPUCF = 001 to 100
400
1000
Hz
Lower-Corner Frequency
DHPLCF = 01 to 10
400
Hz
Biquad Minimum Corner
Frequency
DHPUCF = 000 (fixed mode)
100
Hz
DHPUCF = 001
200
DHPUCF = 010
300
DHPUCF = 011
400
DHPUCF = 100
500
Threshold Voltage
ZSPK = 8I + 68FH,
VSPKLVDD = VSPKRVDD =
5.5V, AVSPK_ = +8dB
DHPTH = 000
0.34
VP
DHPTH = 111
4.95
Release Time
ALCRLS = 101
0.25
s
ALCRLS = 000
4
POWER LIMITER
Attenuation
-64
dB
Threshold
ZSPK = 8I + 68FH,
VSPKLVDD = VSPKRVDD =
5.5V, AVSPK_ = +8dB
PWRTH = 0x1
0.05
W
PWRTH = 0xF
1.80
Time Constant 1
tPWR1
PWRT1 = 0x1
0.5
s
PWRT1 = 0xF
8.7
Time Constant 2
tPWR2
PWRT2 = 0x1 to 0xF
0.5
min
PWRT2 = 0xF
8.7
Weighting Factor
kPWR
PWRK = 000 to 111
12.5
100
%
DISTORTION LIMITER
Distortion Limit
THDCLP = 0x1
< 1
%
THDCLP = 0xF
24
Release Time Constant
THDT1 = 000
0.76
s
THDT1 = 111
6.2
DAC-TO-HEADPHONE AMPLIFIER PATH
Dynamic Range (Note 4)
DR
fS = 48kHz, MCLK =
12.288MHz
Master or slave mode
100
dB
Slave mode
94
Total Harmonic Distortion +
Noise
THD+N
fS = 48kHz, MCLK = 12.288MHz,
f = 1kHz, POUT = 20mW
RHP = 16I
-71
-64
dB
RHP = 32I
-75
fS = 48kHz, MCLK = 12.288MHz,
f = 1kHz, VOUT = 1VRMS, RHP = 10kI
-79
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