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ET7208 - Integrated 7-segment audio equalizer spectral data acquisition circuit

General Description

ADC 7:0 adc_one 00h R 63Hz ADC ADC 7:0 adc_two 00h R 160Hz ADC 7:0 adc_three 00h ADC R 400Hz ADC ADC 7:0 adc_four 00h R 1KHz ADC ADC 7:0 adc_five 00h R 2.5KHz ADC ADC 7:0 adc_six 00h R 6.25KHz ADC 7:0 adc_seven 00h ADC R 12KHz ADC 7:0 adc_eight

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Datasheet Details

Part number ET7208
Manufacturer Etek Microelectronics
File Size 266.31 KB
Description Integrated 7-segment audio equalizer spectral data acquisition circuit
Datasheet download datasheet ET7208 Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Etek Microelectronics ET7208 7 ET7208 7 。， 20Hz~20KHz 7 ， ADC ，。 MCU 。 z -18dB~+18dB z 7 1 z 8bits ADC z I2C z I2C z SOP8 Rev 1.0 2009-10-14 1/8 ET7208 ET7208 1 2 3 4 5 6 7 8 1 SCL AIN VDD2 GND2 GND VDD OSC SDA I/O I I2C I - ， VDD - ， GND - - I ， I/O I2C/ SDA SCL AIN OSC I2C Interface VDD Mode Select and Gain Config Pre-Amplifer Oscillator Seven Band Band-pass Filter 8-Bits ADC GND 2 ADC Data Deal Rev 1.0 2009-10-14 2/8 1. RC ET7208 3 RC OSC （Hz） （V） R （Ω） C （µf） 5 18k 33pf 2.5MHz 4.2 16k 33pf 3.3 15k 33pf 2.I2C MCU SDA SCL ET7208 。SDA SCL 。 。 SCL ，SDA 。 SCL ， SDA 。 （） SCL ，SDA ， SCL ，SDA 。 8 。。 MSB。 ， SDA ，，ET7208 SDA 。，ET7208 SDA 。 4 I2C 3/8 Rev 1.