AF控制器
This LSI is AF control LSI. It consists of 1 system of feed back circuit for AF control.
Features
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Built-in equalizer circuit using digital operation :
AF control equalize circuit
Any coefficient can be specified by I2C I/F
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I2C Interface
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Built-in A/D converter :
Maximum 10-bit
Input 2 channel
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Built-in D/A converter :
8-bit
Output 2-channel Hall offset, Constant current Bias
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Built-in OP Amp : 1 channel Hall Amp
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Built-in OSC : 48MHz Frequency adjustment function
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Built-in PWM pulse generator circuit : PWM circuit for AF control
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1-chip motor driver : Saturation drive H bridge 1 channel
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Supply voltage : Logic unit = Internal core typ 1.2V, AVDD 2.6V to 3.6V
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Supply voltage : Driver unit = VM 2.6V to 3.6V