Datasheet LTC2496 (Analog Devices) - 6

LTC2496
Typical perForMance characTerisTics Integral Nonlinearity Integral Nonlinearity Integral Nonlinearity (VCC = 5V, VREF = 5V) (VCC = 5V, VREF = 2.5V) (VCC = 2.7V, VREF = 2.5V)
3 3 3 VCC = 5V VCC = 5V VCC = 2.7V VREF = 5V VREF = 2.5V VREF = 2.5V 2 V 2 IN(CM) = 2.5V V 2 IN(CM) = 1.25V VIN(CM) = 1.25V fO = GND fO = GND fO = GND ) 1 –45°C 1 1 REF 25°C REF REF –45°C, 25°C, 90°C –45°C, 25°C, 90°C 0 0 0 85°C INL (ppm OF V –1 INL (ppm OF V –1 INL (ppm OF V –1 –2 –2 –2 –3 –3 –3 –2.5 –2 –1.5 –1 –0.5 0 0.5 1 1.5 2 2.5 –1.25 –0.75 –0.25 0.25 0.75 1.25 –1.25 –0.75 –0.25 0.25 0.75 1.25 INPUT VOLTAGE (V) INPUT VOLTAGE (V) INPUT VOLTAGE (V) 2496 G21 2496 G19 2496 G20
Total Unadjusted Error Total Unadjusted Error Total Unadjusted Error (VCC = 5V, VREF = 5V) (VCC = 5V, VREF = 2.5V) (VCC = 2.7V, VREF = 2.5V)
12 12 12 VCC = 5V VCC = 5V VCC = 2.7V VREF = 5V VREF = 5V 85°C VREF = 2.5V 8 V 8 IN(CM) = 2.5V VIN(CM) = 1.25V 8 VIN(CM) = 1.25V fO = GND 85°C fO = GND fO = GND 85°C ) 25°C ) 25°C ) 25°C 4 4 REF 4 REF REF 0 –45°C –45°C 0 –45°C 0 TUE (ppm OF V –4 TUE (ppm OF V –4 TUE (ppm OF V –4 –8 –8 –8 –12 –12 –12 –2.5 –2 –1.5 –1 –0.5 0 0.5 1 1.5 2 2.5 –1.25 –0.75 –0.25 0.25 0.75 1.25 –1.25 –0.75 –0.25 0.25 0.75 1.25 INPUT VOLTAGE (V) INPUT VOLTAGE (V) INPUT VOLTAGE (V) 2496 G22 2496 G23 2496 G24
Offset Error vs VIN(CM) Offset Error vs Temperature Offset Error vs VCC
0.3 0.3 0.3 VCC = 5V VCC = 5V REF+ = 2.5V VREF = 5V VREF = 5V REF– = GND ) 0.2 VIN = 0V ) 0.2 VIN = 0V ) 0.2 VIN = 0V REF TA = 25°C REF VIN(CM) = GND REF VIN(CM) = GND f T 0.1 0.1 O = GND 0.1 A = 25°C 0 0 0 –0.1 –0.1 –0.1 OFFSET ERROR (ppm OF V –0.2 OFFSET ERROR (ppm OF V –0.2 OFFSET ERROR (ppm OF V –0.2 –0.3 –0.3 –0.3 –1 0 1 2 3 4 5 6 –45 –30 –15 0 15 30 45 60 75 90 2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5 VIN(CM) (V) TEMPERATURE (°C) VCC (V) 2496 G25 2496 G26 2496 G27 2496fc 6 For more information www.linear.com/LTC2496 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Converter Characteristics Analog Input and Reference Digital Inputs and Digital Outputs Power Requirements Typical Performance Characteristics Pin Functions Functional Block Diagram Test Circuits Timing Diagrams Applications Information Package Description Revision History Typical Application Related Parts