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ES9842PRO 数据表(PDF) 10 Page - ESS Technology,Inc |
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ES9842PRO 数据表(HTML) 10 Page - ESS Technology,Inc |
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10 / 167 page  CONFIDENTIAL ADVANCE INFORMATION ES9842 PRO Product Datasheet 10 VERSION 0.5 ESS TECHNOLOGY, INC. 109 Bonaventura Drive, San Jose, CA 95134, USA Tel (408) 643-8800 WWW.ESSTECH.COM 40 QFN Pin List Pin Name Pin Type Reset State Pin Description 1 GPIO10 I/O HiZ General I/O w/extended functions 2 GPIO11 I/O HiZ General I/O w/extended functions 3 MODE I/O HiZ I2C or SPI Control 4 ACLK AI HiZ Auxiliary Clock Input 5 AVCC Power Power 4.5V Supply 6 AGND Ground Ground Analog Ground 7 XOUT AO HiZ Crystal Output 8 XIN1 AI HiZ Crystal Input/Oscillator Input 9 VREF_L Power Power Capacitor to ground (see reference schematic) 10 AVCC_L Power Power ADC reference voltage 4.5V Supply 11 AGND_L Ground Ground Analog Ground 12 IN_P1 AI HiZ ADC Channel 1 differential positive (+) input 13 IN_M1 AI HiZ ADC Channel 1 differential negative (-) input 14 IN_M3 AI HiZ ADC Channel 3 differential negative (-) input 15 IN_P3 AI HiZ ADC Channel 3 differential positive (+) input 16 IN_P4 AI HiZ ADC Channel 4 differential positive (+) input 17 IN_M4 AI HiZ ADC Channel 4 differential negative (-) input 18 IN_M2 AI HiZ ADC Channel 2 differential negative (-) input 19 IN_P2 AI HiZ ADC Channel 2 differential positive (+) input 20 AGND_R Ground Ground Analog Ground 21 AVCC_R Power Power ADC reference voltage 4.5V Supply 22 VREF_R Power Power Capacitor to ground (see reference schematic) 23 CHIP_EN I/O HiZ Active-high chip enable. 24 GPIO9 I/O HiZ General I/O w/extended functions, including INT (INTERRUPT) 25 MOSI/SDA I/O HiZ Serial communication, MOSI(SPI), SDA(I2C), controlled by MODE 26 SCLK/SCL I/O HiZ Serial Clock, SCLK (SPI), SCL (I2C), controlled by MODE 27 SS/ADDR1 I/O HiZ Serial communication, SS(SPI), ADDR1 (I2C), controlled by MODE 28 MISO/ADDR2 I/O HiZ Serial communication MISO(SPI), ADDR1 (I2C), controlled by MODE 29 DVDD Power Power Digital Core Supply. Internally Supplied 30 AVDD Power Power 3.3V, I/O Supply 31 DGND Ground Ground Digital Core Ground 32 GPIO8 I/O HiZ General I/O w/extended functions, Serial Data 8 33 GPIO7 I/O HiZ General I/O w/extended functions, Serial Data 7 34 GPIO6 I/O HiZ General I/O w/extended functions, Serial Data 6 35 GPIO5 I/O HiZ General I/O w/extended functions, Serial Data 5 36 GPIO4 I/O HiZ General I/O w/extended functions, Serial Data 4 1 MCLK can be connected to XIN or ACLK |
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