Datasheet LTC2404, LTC2408 (Analog Devices) - 6

LTC2404/LTC2408
W U TYPICAL PERFOR A CE CHARACTERISTICS Total Unadjusted Error Negative Extended Input Range (3V Supply) INL (3V Supply) Total Unadjusted Error (3V Supply)
10 10 10 VCC = 3V VCC = 3V VCC = 3V VREF = 3V VREF = 3V VREF = 3V TA = 90°C 5 5 5 TA = –55°C, –45°C, 25°C, 90°C TA = 25°C 0 0 0 ERROR (ppm) TA = – 45°C T ERROR (ppm) ERROR (ppm) A = –55°C, –45°C, 25°C, 90°C –5 –5 – 5 TA = – 55°C –10 –10 –10 0 0.5 1.0 1.5 2.0 2.5 3.0 0 0.5 1.0 1.5 2.0 2.5 3.0 0 – 0.05 – 0.10 – 0.15 – 0.20 – 0.25 – 0.30 INPUT VOLTAGE (V) INPUT VOLTAGE (V) INPUT VOLTAGE (V) 24048 G01 24048 G02 24048 G03
Positive Extended Input Range Total Unadjusted Error Total Unadjusted Error (3V Supply) (5V Supply) INL (5V Supply)
10 10 10 V V V CC = 3V CC = 5V CC = 5V V 8 V V REF = 3V REF = 5V REF = 5V 6 5 5 4 TA = – 55°C 2 T 0 A = – 45°C 0 0 TA = –55°C, –45°C, 25°C, 90°C –2 ERROR (ppm) T ERROR (ppm) ERROR (ppm) A = 90°C TA = 25°C TA = –55°C, –45°C, 25°C, 90°C –4 – 5 –5 –6 – 8 –10 –10 –10 3.0 3.1 3.2 3.3 0 1 2 3 4 5 0 1 2 3 4 5 INPUT VOLTAGE (V) INPUT VOLTAGE (V) INPUT VOLTAGE (V) 24048 G04 24048 G05 24048 G06
Negative Extended Input Range Positive Extended Input Range Total Unadjusted Error (5V Supply) Total Unadjusted Error (5V Supply) Offset Error vs Reference Voltage
10 10 20 VCC = 5V VCC = 5V VCC = 5V VREF = 5V T V T A = 90°C REF = 5V A = 25°C ) 5 5 15 REF TA = – 55°C TA = 25°C 0 0 T 10 A = – 45°C ERROR (ppm) TA = – 45°C ERROR (ppm) TA = 90°C TA = 25°C – 5 – 5 RMS NOISE (ppm OF V 5 TA = – 55°C –10 –10 0 0 – 0.05 – 0.10 – 0.15 – 0.20 – 0.25 – 0.30 5.0 5.1 5.2 5.3 0 1 2 3 4 5 INPUT VOLTAGE (V) INPUT VOLTAGE (V) REFERENCE VOLTAGE (V) 24048 G07 24048 G08 24048 G10 6