Datasheet

MAX9867 Evaluation Kit
Evaluates: MAX9867
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Table 1. Jumper Descriptions (JU1–JU18)
*Default position.
JUMPER SHUNT POSITON DESCRIPTION
JU1
Open* MICRN disconnected from GND
1-2
MICRN connected to GND through a 2.2kI resistor
JU2
Open* MICRN disconnected from GND
1 - 2 MICRN connected to GND
JU3
Open* MICRP disconnected from MICBIAS
1-2
MICRP connected to MICBIAS through a 2.2kI resistor
JU4
Open* MICLP disconnected from MICBIAS
1-2
MICLP connected to MICBIAS through a 2.2kI resistor
JU5
Open* MICLN disconnected from GND
1 - 2 MICLN connected to GND
JU6
Open* MICLN disconnected from GND
1-2
MICLN connected to GND through a 2.2kI resistor
JU7
Open* JACKSNS/AUX used for jack detection
1-2 JACKSNS/AUX used for AUX DC measurement
JU8, JU9
Open* MICLP/MICLN disconnected from digital microphone
1-2 MICLP/MICLN connected to digital microphone
JU10
Open*
ROUTN connected to GND through a 1FF capacitor
1-2 ROUTN disconnected from GND
JU11
Open*
LOUTN connected to GND through a 1FF capacitor
1-2 LOUTN disconnected from GND
JU12, JU13
2-3* (all rows) MAX9867 connected to on-board I
2
S and I
2
C interfaces
Open MAX9867 I
2
S and I
2
C interfaces available for user-supplied equipment
JU14
1-2* MAX9867 DVDD connected to on-board 1.8V supply
Open MAX9867 DVDD applied externally on DVDD pad
JU15
1-2* MAX9867 AVDD connected to on-board 1.8V supply
Open MAX9867 AVDD applied externally on AVDD pad
JU16
1-2* MAX9867 PDD connected to on-board 1.8V supply
Open MAX9867 PVDD applied externally on PVDD pad
JU17
1-2* MAX9867 DVDDIO connected to on-board 3.3V supply
Open MAX9867 DVDDIO applied externally on DVDDIO pad
JU18
1-2* CS8427 powered by 5V USB supply
Open CS8427 powered by external supply on CS8427_5V pad