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ES9027PRO 数据表(PDF) 7 Page - ESS Technology,Inc |
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ES9027PRO 数据表(HTML) 7 Page - ESS Technology,Inc |
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7 / 89 page  ES9027PRO Datasheet VERSION 0.4.1 7 ESS TECHNOLOGY, INC. 109 Bonaventura Drive, San Jose, CA 95134, USA Tel (408) 643-8800 • WWW.ESSTECH.COM 48 QFP/QFN Pin Descriptions Pin Name Pin Type Reset State Pin Description 1 DAC1 AO Ground Differential Positive Output for Channel 1 2 DAC1B AO Ground Differential Negative Output for Channel 1 3 DAC3B AO Ground Differential Negative Output for Channel 3 4 DAC3 AO Ground Differential Positive Output for Channel 3 5 AVCC_L Power Power 3.3V DAC analog output stage reference supply for the Left side 6 CHIP_EN I HiZ Active-high Chip Enable 7 RT1 I HiZ Reserved. Must be connected to GND for normal operation. 8 GND Ground Ground Ground 9 DAC5 AO Ground Differential Positive Output for Channel 5 10 DAC5B AO Ground Differential Negative Output for Channel 5 11 DAC7B AO Ground Differential Negative Output for Channel 7 12 DAC7 AO Ground Differential Positive Output for Channel 7 13 DVDD Power Power Digital Core Supply, 1.2V 14 GND Ground Ground Ground 15 MOSI/SDA/HW0 I HiZ Serial communication for SPI/I2C & HW0 interface pin, controlled by MODE 16 SCLK/SCL/HW1 I HiZ Serial Clock for SCLK (SPI), SCL (I2C), also HW1 controlled by MODE pin 17 MODE I HiZ I2C/SPI Control selection or HW mode 18 MCLK I HiZ Oscillator input 19 VCCA Power Power Analog Supply, 3.3V 20 GPIO1 I/O HiZ General I/O w/extended functions 21 GPIO2 I/O HiZ General I/O w/extended functions 22 GPIO3 I/O HiZ General I/O w/extended functions 23 GND Ground Ground Ground 24 DVDD Power Power Digital Supply, 1.2V 25 DAC8 AO Ground Differential Positive Output for Channel 8 26 DAC8B AO Ground Differential Negative Output for Channel 8 27 DAC6B AO Ground Differential Negative Output for Channel 6 28 DAC6 AO Ground Differential Positive Output for Channel 6 29 GND Ground Ground Ground 30 SS/ADDR1/HW2 I HiZ Serial communication for SPI/I2C & HW2 interface pin, controlled by MODE pin 31 MISO/ADDR0/ MUTE_CTRL I HiZ Serial communication for SPI/I2C & MUTE_CTRL interface pin, controlled by MODE pin 32 AVCC_R Power Power 3.3V DAC analog output stage reference supply for the Right side 33 DAC4 AO Ground Differential Positive Output for Channel 4 34 DAC4B AO Ground Differential Negative Output for Channel 4 35 DAC2B AO Ground Differential Negative Output for Channel 2 36 DAC2 AO Ground Differential Positive Output for Channel 2 37 DVDD Power Power Digital Supply, 1.2V 38 GND Ground Ground Ground 39 DATA8/GPIO8 I/O HiZ Serial DATA8, General I/O 8 40 DATA7/GPIO7 I/O HiZ Serial DATA7, General I/O 7 41 DATA6/GPIO6 I/O HiZ Serial DATA6, General I/O 6 42 DATA5/GPIO5 I/O HiZ Serial DATA5, General I/O 5 43 DATA4/GPIO4 I/O HiZ Serial DATA4, General I/O 4 44 DATA3 I HiZ Serial DATA3 pin 45 DATA2 I HiZ Serial DATA2 pin 46 DATA1 I HiZ Serial DATA1 pin 47 DATA_CLK I HiZ Serial Data Clock pin 48 AVDD Power Power 3.3V I/O Supply 49 Package Pad (QFN package only) - - Connect to ground * Note: AO = Analog Output, I = Digital Input, I/O = Digital Input/Output |
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