LT6554 UUUPI FU CTIO SEN (Pin 1): Enable Control Pin. An internal pull-up resistor other, and must all be connected externally. Proper supply of 46k defines the pin’s impedance and will turn the part off bypassing is necessary for best performance. See the if the pin is unconnected. When the pin is pulled low, the Applications Information section. part is enabled. OUTB (Pin 10): Blue Channel Output. It is the buffered DGND (Pin 2): Digital Ground Reference for Enable Pin. output of the blue channel input. This pin is normally connected to ground. V+ (Pin 11): Positive Supply Voltage for Blue and Green INR (Pin 3): Red Channel Input. This pin has a nominal Channel Output Stages. V+ pins are not internally con- impedance of 400kΩ and does not have any internal nected to each other, and must all be connected externally. termination resistor. Proper supply bypassing is necessary for best perfor- mance. See the Applications Information section. AGND (Pin 4): Analog Ground for Isolation Between Red and Green Channel Inputs. The AGND pins have ESD OUTG (Pin 12): Green Channel Output. It is the buffered protection and therefore should not be connected to output of the green channel input. potentials outside the power supply range. V– (Pin 13): Negative Supply Voltage for Green and Red ING (Pin 5): Green Channel Input. This pin has a nominal Channel Output Stages. V – pins are not internally con- impedance of 400kΩ and does not have any internal nected to each other, and must all be connected externally. termination resistor. Proper supply bypassing is necessary for best perfor- mance. See the Applications Information section. AGND (Pin 6): Analog Ground for Isolation Between Green and Blue Channel Inputs. The AGND pins have ESD protec- OUTR (Pin 14): Red Channel Output. It is the buffered tion and therefore should not be connected to potentials output of the red channel input. outside the power supply range. V+ (Pin 15): Positive Supply Voltage for Red Channel INB (Pin 7): Blue Channel Input. This pin has a nominal Output Stage. V+ pins are not internally connected to each impedance of 400kΩ and does not have any internal other, and must all be connected externally. Proper supply termination resistor. bypassing is necessary for best performance. See the Applications Information section. V– (Pin 8): Negative Supply Voltage. V– pins are not internally connected to each other, and must all be con- V+ (Pin 16): Positive Supply Voltage. V+ pins are not nected externally. Proper supply bypassing is necessary internally connected to each other, and must all be con- for best performance. See the Applications Information nected externally. Proper supply bypassing is necessary section. for best performance. See the Applications Information section. V– (Pin 9): Negative Supply Voltage for Blue Channel Output Stage. V– pins are not internally connected to each 6554fa 7