Datasheet LTC2410 (Analog Devices) - 9
| Hersteller | Analog Devices |
| Beschreibung | 24-Bit No Latency ∆Σ™ ADC with Differential Input and Differential Reference |
| Seiten / Seite | 50 / 9 — TYPICAL PERFORMANCE CHARACTERISTICS. –Full-Scale Error vs VCC. … |
| Dateiformat / Größe | PDF / 804 Kb |
| Dokumentensprache | Englisch |
TYPICAL PERFORMANCE CHARACTERISTICS. –Full-Scale Error vs VCC. –Full-Scale Error vs VREF. PSRR vs Frequency at VCC
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LTC2410
TYPICAL PERFORMANCE CHARACTERISTICS –Full-Scale Error vs VCC –Full-Scale Error vs VREF PSRR vs Frequency at VCC
3 3 0 ) REF+ = 2.5V ) VCC = 5V VCC = 4.1VDC ± 1.4V REF– = GND REF+ = V REF+ = 2.5V REF 2 REF –20 V REF 2 REF = 2.5V REF– = GND REF– = GND IN+ = GND IN+ = GND –40 IN+ = GND 1 IN– = 1.25V 1 IN– = 0.5 • REF+ IN– = GND FO = GND FO = GND FO = GND TA = 25°C TA = 25°C –60 TA = 25°C 0 0 –80 –1 –1 REJECTION (dB) –100 –2 –2 –FULL-SCALE ERROR (ppm OF V –FULL-SCALE ERROR (ppm OF V –120 –3 –3 –140 2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 0.01 0.1 1 10 100 VCC (V) VREF (V) FREQUENCY AT VCC (Hz) 2410 G31 2410 G32 2410 G33
PSRR vs Frequency at VCC PSRR vs Frequency at VCC PSRR vs Frequency at VCC
0 0 0 VCC = 4.1VDC ± 1.4V REF+ = 2.5V –10 VCC = 4.1VDC 0.7V –20 REF+ = 2.5V –20 REF– = GND REF+ = 2.5V REF– = GND IN+ = GND –20 REF– = GND –40 IN+ = GND IN– = GND IN+ = GND IN– = GND –40 F –30 O = GND IN– = GND FO = GND TA = 25°C FO = GND –60 –40 TA = 25°C –60 TA = 25°C –50 –80 –80 –60 REJECTION (dB) REJECTION (dB) REJECTION (dB) –100 –100 –70 –80 –120 –120 –90 –140 –140 –100 0 30 60 90 120 150 180 210 240 1 10 100 1k 10k 100k 1M 7600 7620 7640 7660 7680 7700 7720 7740 FREQUENCY AT VCC (Hz) FREQUENCY AT VCC (Hz) FREQUENCY AT VCC (Hz) 2410 G34 2410 G35 2410 G36
Conversion Current vs Conversion Current vs Temperature (TA) Output Data Rate Sleep Current vs Temperature (TA)
220 1100 23 FO = GND VCC = 5V FO = GND CS = GND 1000 REF+ = 5V CS = VCC 210 SCK = NC REF– = GND 22 SCK = NC SDO = NC 900 VCC = 5.5V IN+ = GND SDO = NC 800 IN– = GND 21 200 T V A = 25°C CC = 5.5V 700 FO = EXTERNAL OSC 20 VCC = 4.1V CS = GND 190 V 600 CC = 4.1V SCK = NC 500 SDO = NC 19 180 V 400 CC = 2.7V SUPPLY CURRENT (µA) SUPPLY CURRENT (µA) SUPPLY CURRENT (µA) 18 VCC = 2.7V 300 170 200 17 160 100 16 –45 –30 –15 0 15 30 45 60 75 90 0 5 10 15 20 25 –45 –30 –15 0 15 30 45 60 75 90 TEMPERATURE (°C) 2410 G37 OUTPUT DATA RATE (READINGS/SEC) 2410 G38 TEMPERATURE (°C) 2410 G39 2410fa For more information www.linear.com/LTC2410 9 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Electrical Characteristics Pin Configuration 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 Circuit Applications Information Typical Applications Package Description PCB Layout and Film Revision History PCB Layout and Film Related Parts
TYPICAL PERFORMANCE CHARACTERISTICS –Full-Scale Error vs VCC –Full-Scale Error vs VREF PSRR vs Frequency at VCC
3 3 0 ) REF+ = 2.5V ) VCC = 5V VCC = 4.1VDC ± 1.4V REF– = GND REF+ = V REF+ = 2.5V REF 2 REF –20 V REF 2 REF = 2.5V REF– = GND REF– = GND IN+ = GND IN+ = GND –40 IN+ = GND 1 IN– = 1.25V 1 IN– = 0.5 • REF+ IN– = GND FO = GND FO = GND FO = GND TA = 25°C TA = 25°C –60 TA = 25°C 0 0 –80 –1 –1 REJECTION (dB) –100 –2 –2 –FULL-SCALE ERROR (ppm OF V –FULL-SCALE ERROR (ppm OF V –120 –3 –3 –140 2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 0.01 0.1 1 10 100 VCC (V) VREF (V) FREQUENCY AT VCC (Hz) 2410 G31 2410 G32 2410 G33
PSRR vs Frequency at VCC PSRR vs Frequency at VCC PSRR vs Frequency at VCC
0 0 0 VCC = 4.1VDC ± 1.4V REF+ = 2.5V –10 VCC = 4.1VDC 0.7V –20 REF+ = 2.5V –20 REF– = GND REF+ = 2.5V REF– = GND IN+ = GND –20 REF– = GND –40 IN+ = GND IN– = GND IN+ = GND IN– = GND –40 F –30 O = GND IN– = GND FO = GND TA = 25°C FO = GND –60 –40 TA = 25°C –60 TA = 25°C –50 –80 –80 –60 REJECTION (dB) REJECTION (dB) REJECTION (dB) –100 –100 –70 –80 –120 –120 –90 –140 –140 –100 0 30 60 90 120 150 180 210 240 1 10 100 1k 10k 100k 1M 7600 7620 7640 7660 7680 7700 7720 7740 FREQUENCY AT VCC (Hz) FREQUENCY AT VCC (Hz) FREQUENCY AT VCC (Hz) 2410 G34 2410 G35 2410 G36
Conversion Current vs Conversion Current vs Temperature (TA) Output Data Rate Sleep Current vs Temperature (TA)
220 1100 23 FO = GND VCC = 5V FO = GND CS = GND 1000 REF+ = 5V CS = VCC 210 SCK = NC REF– = GND 22 SCK = NC SDO = NC 900 VCC = 5.5V IN+ = GND SDO = NC 800 IN– = GND 21 200 T V A = 25°C CC = 5.5V 700 FO = EXTERNAL OSC 20 VCC = 4.1V CS = GND 190 V 600 CC = 4.1V SCK = NC 500 SDO = NC 19 180 V 400 CC = 2.7V SUPPLY CURRENT (µA) SUPPLY CURRENT (µA) SUPPLY CURRENT (µA) 18 VCC = 2.7V 300 170 200 17 160 100 16 –45 –30 –15 0 15 30 45 60 75 90 0 5 10 15 20 25 –45 –30 –15 0 15 30 45 60 75 90 TEMPERATURE (°C) 2410 G37 OUTPUT DATA RATE (READINGS/SEC) 2410 G38 TEMPERATURE (°C) 2410 G39 2410fa For more information www.linear.com/LTC2410 9 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Electrical Characteristics Pin Configuration 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 Circuit Applications Information Typical Applications Package Description PCB Layout and Film Revision History PCB Layout and Film Related Parts