Datasheet LTC2991 (Analog Devices) - 5

LTC2991
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, VCC = 3.3V, unless otherwise noted. Measurement Delay Variation Shutdown Current vs Temperature Supply Current vs Temperature vs T Normalized to 3.3V, 25°C
3.5 1200 4 V 3.0 CC = 5V VCC = 5V 1150 3 2.5 VCC = 5V 2 2.0 1100 (µA) (µA) I CC 1.5 I CC1050 1 VCC = 3.3V 1.0 V VCC = 3.3V 1000 CC = 3.3V 0 0.5 MEASUREMENT DELAY VARIATION (%) 0 950 –1 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 AMBIENT TEMPERATURE (°C) AMBIENT TEMPERATURE (°C) AMBIENT TEMPERATURE (°C) 2991 G01 2991 G02 2991 G03
VCC TUE Single-Ended VX TUE Differential Voltage TUE
0.25 0.50 0.25 0.25 0 0 0 TUE (%) TUE (%) V CC VX TUE (%) V DIFF –0.25 –0.25 –0.25 –0.50 –0.50 –0.50 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 AMBIENT TEMPERATURE (°C) AMBIENT TEMPERATURE (°C) AMBIENT TEMPERATURE (°C) 2991 G04 2991 G05 2991 G06
Remote Diode Error with LTC2991 Remote Diode Error with LTC2991 TINTERNAL Error at 25°C at Same Temperature as Diode
2.0 0.6 1.00 0.75 1.5 0.4 0.50 (°C) 1.0 0.2 (DEG) 0.25 (°C) ERROR 0.5 ERROR RX 0 0 RX ERROR –0.25 0 –0.2 LTC2991 T LTC2991 T –0.50 –0.5 –0.4 –0.75 –1.0 –0.6 –1.00 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 AMBIENT TEMPERATURE (°C) BATH TEMPERATURE (°C) AMBIENT TEMPERATURE (°C) 2991 G07 2991 G08 2991 G09 2991ff For more information www.linear.com/LTC2991 5 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