Datasheet LTC2497 (Analog Devices) - 7

LTC2497
Typical perForMance characTerisTics 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 fO = GND REF VIN(CM) = GND f T 0.1 O = GND 0.1 0.1 A = 25°C fO = GND 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) 2497 G07 2497 G08 2497 G09
On-Chip Oscillator Frequency On-Chip Oscillator Frequency Offset Error vs VREF vs Temperature vs VCC
0.3 310 310 VCC = 5V VREF = 2.5V REF– = GND VIN = 0V ) 0.2 VIN = 0V 308 V 308 IN(CM) = GND REF VIN(CM) = GND fO = GND TA = 25°C T 0.1 A = 25°C fO = GND 306 306 0 304 304 –0.1 FREQUENCY (kHz) V FREQUENCY (kHz) CC = 4.1V V OFFSET ERROR (ppm OF V REF = 2.5V –0.2 302 VIN = 0V 302 VIN(CM) = GND fO = GND –0.3 300 300 0 1 2 3 4 5 –45 –30 –15 0 15 30 45 60 75 90 2.7 3.0 3.5 4.0 4.5 5.0 5.5 VREF (V) TEMPERATURE (°C) VCC (V) 2497 G10 2497 G11 2497 G12 2497fb For more information www.linear.com/LTC2497 7 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Converter Characteristics Analog Input and Reference I2C Inputs And Digital Outputs Power Requirements Digital Inputs And Digital Outputs I2C Timing Characteristics Typical Performance Characteristics Pin Functions Functional Block Diagram Applications Information Package Description Revision History Typical Application Related Parts