ET7208 Datasheet (Etek Microelectronics) - Integrated 7-segment audio equalizer spectral data acquisition circuit

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

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

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 O