AK8451

[AK8451] AK8451 1 channel-input 16 bit 6MSPS ADC Device Outline ■AFE Block The AK8451 is a +3.3 V, Two Channel 16 Bit 6MSPS ADC which integrates on-chip Offset Adjust DAC, Gain Adjust PGA, CDS circuit and <4.5~5.7V> 3 channel LED Drivers. ■ LED Driver Block This product is the 3 channel LED driver who drives the LED of the anode common in the constant current. The current to pass for each channel can be adjusted by the external resistance and the register setting. Also, it has the control pins which turn on or off the current. Features ■AFE Block … CCD I/F Number of Channels Range Signal Input Range 1 channel 1.98 Vpp (typ.) 0~3.3V @ DC Direct Coupled input mode at AVDD = 3.3 V Integrated On-chip CDS circuit … Compatible with both Positive and Negative signal polarities ADC Maximum Conversion Rate 6 MSPS Resolution Black Level Correction DAC Correctable Range … Resolution Gain Adjust Adjustable Range … … … … … … … … 16 Bit (Straight Binary Code) ± 240 mV (typ.) 8 Bit 0 dB ~ +13.9 dB (typ.) (1.0× ~ 4.9×) … Resolution 6 Bit Total Performance ( Input ~ Video ADC ) Output Noise 5 LSBs rms (typ.) @ PGA Gain = 0 dB setting Data Output 2 bit wide or 4bit wide Power Supplies Analog part: +3.3V ±5 % / Digital Output part: +3.3V ±0.3V CPU I/F 3-Wire Serial Interface (Write Only) Clock, Data are commonly shared with A/D Data Output pins Power Dissipation 132mW (typ.) with DC Direct Coupled input mode at AVDD= 3.3V Operating Temperature Range 0 °C ~ +70 °C Package 28 Pin QFN Pin pi...