参数资料
型号: MAX98088EWY+T
厂商: Maxim Integrated Products
文件页数: 23/123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
类型: 立体声音频
数据接口: I²C,I²S,串行,SPI?
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: 63-WFBGA,WLCSP
供应商设备封装: 63-WLP
包装: 带卷 (TR)
Maxim Integrated Products 119
MAX98088
Stereo Audio Codec
with FlexSound Technology
Charge-Pump Flying Capacitor
The value of the flying capacitor (connected between
C1N and C1P) affects the output resistance of the charge
pump. A value that is too small degrades the device’s
ability to provide sufficient current drive, which leads to a
loss of output voltage. Increasing the value of the flying
capacitor reduces the charge-pump output resistance to
an extent. Above 1FF, the on-resistance of the internal
switches and the ESR of external charge- pump capaci-
tors dominate.
Charge-Pump Holding Capacitor
The holding capacitor (bypassing HPVSS) value and ESR
directly affect the ripple at HPVSS. Increasing the capac-
itor’s value reduces output ripple. Likewise, decreasing
the ESR reduces both ripple and output resistance.
Lower capacitance values can be used in systems with
low maximum output power levels. See the Output Power
vs. Load Resistance graph in the Typical Operating
Characteristics section for more information
Unused Pins
Table 39 shows how to connect the IC’s pins when
unused.
Table 39. Unused Pins
NAME
CONNECTION
NAME
CONNECTION
SPKRP
Unconnected
INB1
Unconnected
SPKRVDD
Always connect
INA2/MICEXTN
Unconnected
SPKLVDD
Always connect
LRCLKS2
Unconnected
SPKLP
Unconnected
MCLK
Always connect
RECN/RXINN
Unconnected
SDINS2
AGND
HPVDD
Unconnected
IRQ
Unconnected
C1P
Unconnected
MIC1P/DIGMICDATA
Unconnected
HPGND
AGND
INA1/MICEXTP
Unconnected
SPKRN
Unconnected
DGND
Always connect
SPKRGND
Always connect
BCLKS2
Unconnected
SPKLGND
Always connect
SDA
Always connect
SPKLN
Unconnected
SCL
Always connect
RECP/RXINP
Unconnected
REG
Always connect
C1N
Unconnected
REF
Always connect
HPL
Unconnected
MIC1N/DIGMICCLK
Unconnected
HPVSS
Unconnected
MIC2P
Unconnected
SDINS1
AGND
SDOUTS2
Unconnected
LRCLKS1
Unconnected
DVDDS2
DVDD
HPSNS
AGND
DVDD
Always connect
INB2
Unconnected
AVDD
Always connect
HPR
Unconnected
PVDD
Always connect
DVDDS1
DVDD
AGND
Always connect
SDOUTS1
Unconnected
MICBIAS
Unconnected
BCLKS1
Unconnected
MIC2N
Unconnected
JACKSNS
Unconnected
相关PDF资料
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