Datasheet LTC2945 (Analog Devices) - 6

LTC2945
TYPICAL PERFORMANCE CHARACTERISTICS VDD = 48V, TA = 25°C, unless noted. VDD Supply Current VDD Supply Current in Shutdown INTVCC Supply Current
800 70 600 60 750 575 50 700 40 550 Y CURRENT (µA) Y CURRENT (µA) Y CURRENT (µA) 30 SUPPL 650 SUPPL SUPPL 525 20 600 10 500 0 20 40 60 80 0 20 40 60 80 2 3 4 5 6 VDD SUPPLY VOLTAGE (V) VDD SUPPLY VOLTAGE (V) VCC SUPPLY VOLTAGE (V) 2945 G01 2945 G02 2945 G03
INTVCC Supply Current in Shutdown INTVCC Load Regulation INTVCC Line Regulation
22.5 5.2 5.5 20.0 5.0 5.1 17.5 4.5 TAGE (V) TAGE (V) 5.0 VOL VOL Y CURRENT (µA) 15.0 V CC V CC 4.0 INT INT SUPPL 4.9 12.5 3.5 10.0 4.8 3.0 2 3 4 5 6 0 2 4 6 8 10 0 20 40 60 80 VCC SUPPLY VOLTAGE (V) LOAD CURRENT (mA) VDD SUPPLY VOLYAGE (V) 2945 G04 2945 G05 2945 G06
ADC Differential Nonlinearity ADC Total Unadjusted Error ADC Integral Nonlinearity (ADIN) (ADIN) (ADIN)
0.3 0.3 0.02 0.2 0.2 0.01 0.1 0.1 0.0 0.0 0 ADC INL (LSB) –0.1 ADC DNL (LSB) –0.1 AL UNADJUSTED ERROR (%) –0.01 –0.2 –0.2 ADC TOT –0.3 –0.3 –0.02 0 1024 2048 3072 4096 0 1024 2048 3072 4096 0 1024 2048 3072 4096 CODE CODE CODE 2945 G07 2945 G08 2945 G09 2945fb 6 For more information www.linear.com/LTC2945