參數(shù)資料
型號(hào): MAX9850ETI+TG47
廠商: Maxim Integrated Products
文件頁(yè)數(shù): 23/36頁(yè)
文件大?。?/td> 0K
描述: IC AMP AUDIO HDPHN STER 28WQFN
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®
類(lèi)型: AB 類(lèi)
輸出類(lèi)型: 耳機(jī),2-通道(立體聲)
在某負(fù)載時(shí)最大輸出功率 x 通道數(shù)量: 95mW x 2 @ 16 歐姆
電源電壓: 1.8 V ~ 3.6 V
特點(diǎn): DAC,消除爆音,數(shù)字輸入,I²C,I²S,線路級(jí)輸入和輸出,靜音,關(guān)機(jī),音量控制
安裝類(lèi)型: 表面貼裝
供應(yīng)商設(shè)備封裝: 28-TQFN-EP(5x5)
封裝/外殼: 28-WFQFN 裸露焊盤(pán)
包裝: 帶卷 (TR)
MAX9850
Stereo Audio DAC with DirectDrive
Headphone Amplifier
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(DVDD = AVDD = PVDD = 3.0V, AGND = DGND = PGND = 0V, C1 = 0.47F, C2 = 2.2F, CNREG = CPREG = CREF = 1F to AGND,
RLOAD_HP = 32
Ω to AGND, RLOAD_OUT = 10kΩ to AGND, fLRCLK = 48kHz, fMCLK = 12.288MHz, volume set to -9.5dB, TA = TMIN to
TMAX, unless otherwise noted. Typical specifications at TA = +25°C, unless otherwise noted.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
0dBFS
87
-60dBFS
27.5
AVDD = 1.8V,
0dBFS
-81
Total Harmonic Distortion Plus
Noise
THD+N
fIN = 984.375Hz
AVDD = 1.8V,
-60dBFS
-27.5
-22
dB
Line Output Offset Voltage
VOS_LINE
-15
0
+15
mV
Channel-to-Channel Gain
Matching
ΔAV/AV
OUTL to OUTR, OUTR to OUTL
±0.04
dB
VRIPPLE = 100mVP-P, fIN = 1kHz, applied to
AVDD and PVDD
87
Power-Supply Rejection Ratio
PSRR
VRIPPLE = 100mVP-P, fIN = 20kHz, applied
to AVDD and PVDD
67
dB
Crosstalk
XTALK
fOUT = 1kHz, VOUT = 2VP-P
(OUTL to OUTR) or (OUTR to OUTL)
-105
dB
Sampling Frequency Range
fS
8
48
kHz
MCLK Frequency
fMCLK
8.448
40
MHz
DAC 8x INTERPOLATION FILTER
Passband Frequency
PB
To -1dB corner
0
0.48 x
fS
kHz
Frequency Response
FR
10Hz to 20kHz
-0.1
+0.1
dB
Stopband Attenuation
SBA
58
dB
Stopband Frequency
SB
Attenuation greater than SBA
0.58 x
fS
7.42 x
fS
kHz
LINE INPUTS (INL, INR)
Line Input Voltage
VIN_LINE
-1
+1
V
IN_ to OUT_ Gain
AV_LINE
-1.05
-1
-0.95
V/V
Line Input Bias Voltage
VBIAS_LINE
-15
0
+15
mV
INL and INR Input Resistance
RIN_LINE
10
22
k
Ω
INTERNAL REGULATORS (NREG, PREG)
PREG Output Voltage
VPREG
1.60
V
NREG Output Voltage
VNREG
-1.15
V
REF Output Voltage
VREF
1.23
V
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參數(shù)描述
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