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MT9V032 Fiches technique(PDF) 34 Page - ON Semiconductor |
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MT9V032 Fiches technique(HTML) 34 Page - ON Semiconductor |
34 / 61 page MT9V032 www.onsemi.com 34 ON−CHIP BIASES ADC Voltage Reference The ADC voltage reference is programmed through R0x2C, bits 2:0. The ADC reference ranges from 1.0V to 2.1V. The default value is 1.4V. The increment size of the voltage reference is 0.1V from 1.0V to 1.6V (R0x2C[2:0] values 0 to 6). At R0x2C[2:0] = 7, the reference voltage jumps to 2.1V. The effect of the ADC calibration does not scale with VREF. Instead it is a fixed value relative to the output of the analog gain stage. At default, one LSB of calibration equals two LSB in output data (1LSBOffset = 2mV, 1LSBADC = 1mV). It is very important to preserve the correct values of the other bits in R0x2C. The default register setting is 0x0004. V_Step Voltage Reference This voltage is used for pixel high dynamic range operations, programmable from R0x31 through R0x34. Chip Version Chip version registers R0x00 and R0xFF are read−only. |
Numéro de pièce similaire - MT9V032_17 |
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Description similaire - MT9V032_17 |
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