Datasheet LTC2435, LTC2435-1 (Analog Devices) - 8
| Manufacturer | Analog Devices |
| Description | 20-Bit No Latency ΔΣ™ ADCs with Differential Input and Differential Reference |
| Pages / Page | 42 / 8 — Typical perForMance characTerisTics. Full-Scale Error vs Temperature. … |
| File Format / Size | PDF / 655 Kb |
| Document Language | English |
Typical perForMance characTerisTics. Full-Scale Error vs Temperature. Full-Scale Error vs VCC. +Full-Scale Gain Error vs VCC
Model Line for this Datasheet
Text Version of Document
LTC2435/LTC2435-1
Typical perForMance characTerisTics Full-Scale Error vs Temperature Full-Scale Error vs VCC +Full-Scale Gain Error vs VCC
–330 –300 20 V F VREF = 2.5V REF = 2.5V ) O = GND REF– = GND V ) +FS ERROR REF– = GND CC = 5V ) REF V V REF –400 VINCM = 0.5VREF 15 INCM = 0.5VREF –340 REF = 5V REF F V F O = GND INCM = 2.5V O = GND T T A = 25°C A = 25°C +FS ERROR –500 –FS ERROR 10 –350 –600 –FS ERROR 5 –700 –360 +FS GAIN ERROR (ppm OF V 0 FULL-SCALE ERROR (ppm OF V FULL-SCALE ERROR(ppm OF V –800 –370 –900 –5 –60 –40 –20 0 20 40 60 80 100 2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5 2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5 TEMPERATURE (°C) VCC (V) VCC (V) 2435 G19 2435 G20 2435 G21
PSRR vs Frequency at VCC PSRR vs Frequency at VCC PSRR vs Frequency at VCC (LTC2435-1) (LTC2435-1) (LTC2435-1)
0 0 0 VCC = 4.1VDC ±1.4V VCC = 4.1VDC VCC = 4.1VDC ±0.7V REF+ = 2.5V REF+ = 2.5V REF+ = 2.5V –20 REF– = GND –20 REF– = GND –20 REF– = GND IN+ = GND IN+ = GND IN+ = GND –40 IN– = GND –40 IN– = GND –40 IN– = GND FO = GND FO = GND FO = GND T –60 TA = 25°C –60 TA = 25°C –60 A = 25°C –80 –80 –80 REJECTION (dB) REJECTION (dB) REJECTION (dB) –100 –100 –100 –120 –120 –120 –140 –140 –140 0 20 40 60 80 100 120 140 160 180 200 220 1 10 100 1000 10000 1000001000000 13800 13850 13900 13950 14000 FREQUENCY AT VCC (Hz) FREQUENCY AT VCC (Hz) FREQUENCY AT VCC (Hz) 2435 G22 2435 G23 2435 G24
PSRR vs Frequency at VCC PSRR vs Frequency at VCC PSRR vs Frequency at VCC (LTC2435) (LTC2435) (LTC2435)
0 0 0 VCC = 4.1VDC ±1.4V VCC = 4.1VDC VCC = 4.1VDC ±0.7V REF+ = 2.5V REF+ = 2.5V REF+ = 2.5V –20 REF– = GND –20 REF– = GND –20 REF– = GND IN+ = GND IN+ = GND IN+ = GND –40 IN– = GND –40 IN– = GND –40 IN– = GND FO = GND FO = GND FO = GND –60 TA = 25°C –60 TA = 25°C –60 TA = 25°C –80 –80 –80 REJECTION (dB) REJECTION (dB) REJECTION (dB) –100 –100 –100 –120 –120 –120 –140 –140 –140 0 40 80 120 160 200 240 1 10 100 1000 10000 1000001000000 15250 15300 15350 15400 15450 FREQUENCY AT VCC (Hz) FREQUENCY AT VCC (Hz) FREQUENCY AT VCC (Hz) 2435 G25 2435 G26 2435 G27 24351fc 8 For more information www.linear.com/LTC2435 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 Full-Scale Error vs Temperature Full-Scale Error vs VCC +Full-Scale Gain Error vs VCC
–330 –300 20 V F VREF = 2.5V REF = 2.5V ) O = GND REF– = GND V ) +FS ERROR REF– = GND CC = 5V ) REF V V REF –400 VINCM = 0.5VREF 15 INCM = 0.5VREF –340 REF = 5V REF F V F O = GND INCM = 2.5V O = GND T T A = 25°C A = 25°C +FS ERROR –500 –FS ERROR 10 –350 –600 –FS ERROR 5 –700 –360 +FS GAIN ERROR (ppm OF V 0 FULL-SCALE ERROR (ppm OF V FULL-SCALE ERROR(ppm OF V –800 –370 –900 –5 –60 –40 –20 0 20 40 60 80 100 2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5 2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5 TEMPERATURE (°C) VCC (V) VCC (V) 2435 G19 2435 G20 2435 G21
PSRR vs Frequency at VCC PSRR vs Frequency at VCC PSRR vs Frequency at VCC (LTC2435-1) (LTC2435-1) (LTC2435-1)
0 0 0 VCC = 4.1VDC ±1.4V VCC = 4.1VDC VCC = 4.1VDC ±0.7V REF+ = 2.5V REF+ = 2.5V REF+ = 2.5V –20 REF– = GND –20 REF– = GND –20 REF– = GND IN+ = GND IN+ = GND IN+ = GND –40 IN– = GND –40 IN– = GND –40 IN– = GND FO = GND FO = GND FO = GND T –60 TA = 25°C –60 TA = 25°C –60 A = 25°C –80 –80 –80 REJECTION (dB) REJECTION (dB) REJECTION (dB) –100 –100 –100 –120 –120 –120 –140 –140 –140 0 20 40 60 80 100 120 140 160 180 200 220 1 10 100 1000 10000 1000001000000 13800 13850 13900 13950 14000 FREQUENCY AT VCC (Hz) FREQUENCY AT VCC (Hz) FREQUENCY AT VCC (Hz) 2435 G22 2435 G23 2435 G24
PSRR vs Frequency at VCC PSRR vs Frequency at VCC PSRR vs Frequency at VCC (LTC2435) (LTC2435) (LTC2435)
0 0 0 VCC = 4.1VDC ±1.4V VCC = 4.1VDC VCC = 4.1VDC ±0.7V REF+ = 2.5V REF+ = 2.5V REF+ = 2.5V –20 REF– = GND –20 REF– = GND –20 REF– = GND IN+ = GND IN+ = GND IN+ = GND –40 IN– = GND –40 IN– = GND –40 IN– = GND FO = GND FO = GND FO = GND –60 TA = 25°C –60 TA = 25°C –60 TA = 25°C –80 –80 –80 REJECTION (dB) REJECTION (dB) REJECTION (dB) –100 –100 –100 –120 –120 –120 –140 –140 –140 0 40 80 120 160 200 240 1 10 100 1000 10000 1000001000000 15250 15300 15350 15400 15450 FREQUENCY AT VCC (Hz) FREQUENCY AT VCC (Hz) FREQUENCY AT VCC (Hz) 2435 G25 2435 G26 2435 G27 24351fc 8 For more information www.linear.com/LTC2435 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
