參數(shù)資料
型號(hào): MAX9888EWY+T
廠商: Maxim Integrated Products
文件頁數(shù): 75/115頁
文件大小: 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(shí)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
62
Line Inputs
The device includes two sets of line inputs (Figure 7).
Each set can be configured as a stereo single-ended
input or as a mono differential input. Each input includes
adjustable gain to match a wide range of input signal
levels. If a custom gain is needed, the external gain
mode provides a trimmed feedback resistor. Set the gain
by choosing the appropriate input resistor and using the
following formula:
AVPGAIN = 20 x log (20K/RIN)
The external gain mode also allows summing multiple
signals into a single input, by connecting multiple input
resistors as show in Figure 8, and inputting signals larger
than 1VP-P.
Table 3. Microphone Input Registers (continued)
Figure 7. Line Input Block Diagram
Figure 8. Summing Multiple Input Signals into INA/INB
REGISTER
BIT
NAME
DESCRIPTION
0x48
7
INABYP
INA_/EXTMIC_ to MIC1_ Bypass Switch
0 = Disabled
1 = Enabled
4
MIC2BYP
MIC1_ to MIC2_ Bypass Switch
0 = Disabled
1 = Enabled
1
RECBYP
See the Output Bypass Switches section.
0
SPKBYP
MIX
MIXOUT1
INADIFF
PGAINA:
+20dB TO -6dB
INABYP
INBDIFF
INA1/
EXTMICP
INA2/
EXTMICN
INB1
INB2
MIX
MIXOUT2
MIX
MIXOUT3
PGAINA:
+20dB TO -6dB
PGAINB:
+20dB TO -6dB
PGAINB:
+20dB TO -6dB
LEFT
INPUT 1
LEFT
INPUT 2
INA1/EXTMICP
VCM
INA2/EXTMICN
20kI
RIGHT
INPUT 1
RIGHT
INPUT 2
VCM
20kI
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