Datasheet LTC2991 (Analog Devices) - 6

LTC2991
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, VCC = 3.3V, unless otherwise noted. Single-Ended Noise Single-Ended Transfer Function Single-Ended INL
4000 6 1.0 4800 READINGS 3500 5 VCC = 5V 3000 0.5 4 V V CC = 3.3V CC = 3.3V 2500 3 2000 0 COUNTS 2 V INL (LSBs) CC = 5V 1500 LTC2991 VALUE (V) 1 1000 –0.5 0 500 0 –1 –1.0 –3 –2 –1 0 1 2 3 –1 –0 1 2 3 4 5 6 0 1 2 3 4 5 LSBs (305.18µV/LSB) VX (V) VX (V) 2991 G10 2991 G11 2991 G12
LTC2991 Differential Noise Differential Transfer Function Differential INL
500 0.4 2 800 READINGS 0.3 400 0.2 1 300 0.1 0 0 COUNTS 200 INL (LSBs) –0.1 LTC2991 V1-V2 (V) –0.2 –1 100 –0.3 0 –0.4 –2 –4 –3 –2 –1 0 1 2 3 –0.4 –0.3 –0.2 –0.1 0 0.1 0.2 0.3 0.4 –0.4 –0.2 0 0.2 0.4 LSBs (19.075µV/LSB) V1-V2 (V) VIN (V) 2991 G13 2991 G14 2991 G15
TINTERNAL Noise Remote Diode Noise
500 600 1000 READINGS 1000 READINGS 500 400 400 300 300 COUNTS 200 COUNTS 200 100 100 0 0 –0.75 –0.5 –0.25 0 0.25 0.5 0.75 –0.75 –0.5 –0.25 0 0.25 0.5 0.75 (°C) (°C) 2991 G16 2991 G17 2991ff 6 For more information www.linear.com/LTC2991 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Functional Diagram Timing Diagram Operation Applications Information Typical Applications Package Description Revision History Typical Application Related Parts