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ES9028PRO 数据表(PDF) 4 Page - ESS Technology,Inc |
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ES9028PRO 数据表(HTML) 4 Page - ESS Technology,Inc |
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4 / 57 page  CONFIDENTIAL INFORMATION v3.6 July 6, 2020 ES9028PRO 32-Bit HyperStream® II 8-Channel Audio DAC ESS TECHNOLOGY, INC. 237 South Hillview Drive, Milpitas, CA 95035, USA. Tel (408) 643- 8800 • Fax (408) 643-8801 4 PIN DESCRIPTIONS Pin Name Pin Type Reset State Pin Description 1 VDD_L Power Power Analog Power (+1.2V) for Left channels 2 DAC1 AO Driven to ground via RDAC Differential Positive Analog Output 1 3 DAC1B AO Driven to ground via RDAC Differential Negative Analog Output 1 4 DAC3B AO Driven to ground via RDAC Differential Negative Analog Output 3 5 DAC3 AO Driven to ground via RDAC Differential Positive Analog Output 3 6 AGND_L Ground Ground Analog Ground for Left channels 7 AVCC_L Power Power Low-Noise Analog Power (+3.3V) for Left channels 8 RESETB I Tri-stated Global Reset Input, Active Low 9 DGND Ground Ground Digital Ground 10 AVCC_L Power Power Low-Noise Analog Power (+3.3V) for Left channels 11 AGND_L Ground Ground Analog Ground for Left channels 12 DAC5 AO Driven to ground via RDAC Differential Positive Analog Output 5 13 DAC5B AO Driven to ground via RDAC Differential Negative Analog Output 5 14 DAC7B AO Driven to ground via RDAC Differential Negative Analog Output 7 15 DAC7 AO Driven to ground via RDAC Differential Positive Analog Output 7 16 VDD_L Power Power Analog Power (+1.2V) for Left channels 17 AVCC_L Power Power Low-Noise Analog Power (+3.3V) for Left channels 18 AGND_L Ground Ground Analog Ground for Left channels 19 DGND Ground Ground Digital Ground 20 DVDD Power Power Digital Power (+1.2V) for core logic 21 SDA I/O Tri-stated I2C Serial Data Input / Output 22 SCL I Tri-stated I2C Serial Clock Input 23 XOUT AO Floating Crystal oscillator output 24 XIN AI Floating Crystal oscillator input (Note: can also just be a clock input) 25 VCCA Power Power Power (+3.3V) for oscillator / Gain Calibration 26 GPIO4 I/O Tri-stated GPIO 4 27 GPIO3 I/O Tri-stated GPIO 3 28 GPIO2 I/O Tri-stated GPIO 2 29 DVDD Power Power Digital Power (+1.2V) for core of chip 30 DGND Ground Ground Digital Ground 31 AGND_R Ground Ground Analog Ground for Right channels 32 AVCC_R Power Power Low-Noise Analog Power (+3.3V) for Right channels 33 VDD_R Power Power Analog Power (+1.2V) for Right channels 34 DAC8 AO Driven to ground via RDAC Differential Positive Analog Output 8 35 DAC8B AO Driven to ground via RDAC Differential Negative Analog Output 8 36 DAC6B AO Driven to ground via RDAC Differential Negative Analog Output 6 37 DAC6 AO Driven to ground via RDAC Differential Positive Analog Output 6 38 AGND_R Ground Ground Analog Ground for Right channels 39 AVCC_R Power Power Low-Noise Analog Power (+3.3V) for Right channels |
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