Datasheet LTC2435, LTC2435-1 (Analog Devices) - 9
| Fabricante | Analog Devices |
| Descripción | 20-Bit No Latency ΔΣ™ ADCs with Differential Input and Differential Reference |
| Páginas / Página | 42 / 9 — Typical perForMance characTerisTics. Conversion Current vs. Sleep-Mode … |
| Formato / tamaño de archivo | PDF / 655 Kb |
| Idioma del documento | Inglés |
Typical perForMance characTerisTics. Conversion Current vs. Sleep-Mode Current vs. Temperature. Output Data Rate
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LTC2435/LTC2435-1
Typical perForMance characTerisTics Conversion Current vs Conversion Current vs Sleep-Mode Current vs Temperature Output Data Rate Temperature
240 1000 V 6 V REF = VCC F CC = 5.5V IN+ = GND O = GND 230 900 CS = V IN– = GND CC 5 SCK = NC A) SCK = NC A) μ 800 220 V SDO = NC CC = 5V A) SDO = NC V μ μ CC = 5V 700 SDI = GND 4 VCC = 5.5V 210 F CS = GND O = GND 600 FO = EXT OSC 200 CS = GND 3 SCK = NC T 500 A = 25°C VCC = 5V SDO = NC 190 V 400 CC = 3V 2 VCC = 3V 180 VCC = 3V SUPPLY CURRENT ( CONVERSION CURRENT ( 300 SLEEP-MODE CURRENT ( 1 170 V 200 V CC = 2.7V CC = 2.7V 160 100 0 –45 –30 –15 0 15 30 45 60 75 90 0 10 20 30 40 50 60 70 80 90 100 –45 –30 –15 0 15 30 45 60 75 90 TEMPERATURE (°C) OUTPUT DATA RATE (READINGS/SEC) TEMPERATURE (°C) 2435 G28 2435 G29 2435 G30
Offset Change* vs Output Data Resolution (NoiseRMS ≤ 1LSB) vs Resolution (INLMAX ≤ 1LSB) vs Rate Output Data Rate Output Data Rate
50 V 22 21 INCM = VREFCM 40 V ) IN = 0V REF– = GND 21 20 REF 30 F V O = EXT OSC CC = VREF = 5V VCC = VREF = 5V 20 TA = 25°C 20 19 10 VCC = VREF = 5V 19 VCC = 2.7V 18 VCC = 2.7V 0 VREF = 2.5V VREF = 2.5V –10 18 17 V VINCM = VREFCM VINCM = VREFCM –20 CC = 2.7V VREF = 2.5V RESOLUTION (BITS) 17 VIN = 0V RESOLUTION (BITS) 16 VIN = 0V –30 REF– = GND REF– = GND OFFSET CHANGE* (ppm OF V F 16 O = EXT OSC F 15 O = EXT OSC –40 * RELATIVE TO OFFSET AT TA = 25°C TA = 25°C NORMAL OUTPUT RATE RES = LOG2 (VREF/NOISERMS) RES = LOG2 (VREF/INLMAX) –50 15 14 0 20 40 60 80 100 120 140 160 180 200 0 20 40 60 80 100 120 140 160 180 200 0 20 40 60 80 100 120 140 160 180 200 OUTPUT DATA RATE (READINGS/SEC) OUTPUT DATA RATE (READINGS/SEC) OUTPUT DATA RATE (READINGS/SEC) 2435 G31 2435 G32 2435 G33 24351fc For more information www.linear.com/LTC2435 9 Document Outline Features Description Applications Typical Applications Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Converter Characteristics Analog Input And Reference Digital Inputs And Digital Outputs Power Requirements Timing Characteristics Typical Performance Characteristics Pin Functions Functional Block Diagram Test Circuits Applications Information Package Description Revision History Typical Application Related Parts
Typical perForMance characTerisTics Conversion Current vs Conversion Current vs Sleep-Mode Current vs Temperature Output Data Rate Temperature
240 1000 V 6 V REF = VCC F CC = 5.5V IN+ = GND O = GND 230 900 CS = V IN– = GND CC 5 SCK = NC A) SCK = NC A) μ 800 220 V SDO = NC CC = 5V A) SDO = NC V μ μ CC = 5V 700 SDI = GND 4 VCC = 5.5V 210 F CS = GND O = GND 600 FO = EXT OSC 200 CS = GND 3 SCK = NC T 500 A = 25°C VCC = 5V SDO = NC 190 V 400 CC = 3V 2 VCC = 3V 180 VCC = 3V SUPPLY CURRENT ( CONVERSION CURRENT ( 300 SLEEP-MODE CURRENT ( 1 170 V 200 V CC = 2.7V CC = 2.7V 160 100 0 –45 –30 –15 0 15 30 45 60 75 90 0 10 20 30 40 50 60 70 80 90 100 –45 –30 –15 0 15 30 45 60 75 90 TEMPERATURE (°C) OUTPUT DATA RATE (READINGS/SEC) TEMPERATURE (°C) 2435 G28 2435 G29 2435 G30
Offset Change* vs Output Data Resolution (NoiseRMS ≤ 1LSB) vs Resolution (INLMAX ≤ 1LSB) vs Rate Output Data Rate Output Data Rate
50 V 22 21 INCM = VREFCM 40 V ) IN = 0V REF– = GND 21 20 REF 30 F V O = EXT OSC CC = VREF = 5V VCC = VREF = 5V 20 TA = 25°C 20 19 10 VCC = VREF = 5V 19 VCC = 2.7V 18 VCC = 2.7V 0 VREF = 2.5V VREF = 2.5V –10 18 17 V VINCM = VREFCM VINCM = VREFCM –20 CC = 2.7V VREF = 2.5V RESOLUTION (BITS) 17 VIN = 0V RESOLUTION (BITS) 16 VIN = 0V –30 REF– = GND REF– = GND OFFSET CHANGE* (ppm OF V F 16 O = EXT OSC F 15 O = EXT OSC –40 * RELATIVE TO OFFSET AT TA = 25°C TA = 25°C NORMAL OUTPUT RATE RES = LOG2 (VREF/NOISERMS) RES = LOG2 (VREF/INLMAX) –50 15 14 0 20 40 60 80 100 120 140 160 180 200 0 20 40 60 80 100 120 140 160 180 200 0 20 40 60 80 100 120 140 160 180 200 OUTPUT DATA RATE (READINGS/SEC) OUTPUT DATA RATE (READINGS/SEC) OUTPUT DATA RATE (READINGS/SEC) 2435 G31 2435 G32 2435 G33 24351fc For more information www.linear.com/LTC2435 9 Document Outline Features Description Applications Typical Applications Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Converter Characteristics Analog Input And Reference Digital Inputs And Digital Outputs Power Requirements Timing Characteristics Typical Performance Characteristics Pin Functions Functional Block Diagram Test Circuits Applications Information Package Description Revision History Typical Application Related Parts