Datasheet LTC2412 (Analog Devices) - 2
| 制造商 | Analog Devices |
| 描述 | 2-Channel Differential Input 24-Bit No Latency ∆Σ ADC |
| 页数 / 页 | 38 / 2 — ABSOLUTE MAXIMUM RATINGS. PIN CONFIGURATION. (Notes 1, 2). ORDER … |
| 文件格式/大小 | PDF / 567 Kb |
| 文件语言 | 英语 |
ABSOLUTE MAXIMUM RATINGS. PIN CONFIGURATION. (Notes 1, 2). ORDER INFORMATION LEAD FREE FINISH. TAPE AND REEL. PART MARKING
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LTC2412
ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION (Notes 1, 2)
Supply Voltage (VCC) to GND ... –0.3V to 7V TOP VIEW Analog Input Voltage V 1 16 CC GND to GND ..–0.3V to (VCC + 0.3V) REF+ 2 15 GND Reference Input Voltage REF– 3 14 FO to GND ..–0.3V to (VCC + 0.3V) CH0+ 4 13 SCK Digital Input Voltage to GND ...–0.3V to (V CH0– 5 12 CC + 0.3V) SDO Digital Output Voltage to GND ...–0.3V to (V CH1+ 6 11 CC + 0.3V) CS Operating Temperature Range 7 CH1– 10 GND LTC2412C .. 0°C to 70°C 8 GND 9 GND LTC2412I ...–40°C to 85°C GN PACKAGE Storage Temperature Range .. –65°C to 150°C 16-LEAD PLASTIC SSOP TJMAX = 125°C, θJA = 110°C/W Lead Temperature (Soldering, 10 sec) ...300°C
ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC2412CGN#PBF LTC2412CGN#TRPBF 2412 16-Lead Plastic SSOP 0°C to 70°C LTC2412IGN#PBF LTC2412IGN#TRPBF 2412I 16-Lead Plastic SSOP –40°C to 85°C Consult LTC Marketing for parts specified with wider operating temperature ranges. Consult LTC Marketing for information on nonstandard lead based finish parts. For more information on lead free part marking, go to: http://www.linear.com/leadfree/ For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
ELECTRICAL CHARACTERISTICS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Notes 3, 4) PARAMETER CONDITIONS MIN TYP MAX UNITS
Resolution (No Missing Codes) 0.1V ≤ VREF ≤ VCC, –0.5 • VREF ≤ VIN ≤ 0.5 • VREF, (Note 5) l 24 Bits Integral Nonlinearity 5V ≤ VCC ≤ 5.5V, REF+ = 2.5V, REF– = GND, VINCM = 1.25V, (Note 6) 1 ppm of VREF 5V ≤ VCC ≤ 5.5V, REF+ = 5V, REF– = GND, VINCM = 2.5V, (Note 6) l 2 14 ppm of VREF REF+ = 2.5V, REF– = GND, VINCM = 1.25V, (Note 6) 5 ppm of VREF Offset Error 2.5V ≤ REF+ ≤ VCC, REF– = GND, l 0.5 2.5 µV GND ≤ IN+ = IN– ≤ VCC, (Note 14) Offset Error Drift 2.5V ≤ REF+ ≤ VCC, REF– = GND, 10 nV/°C GND ≤ IN+ = IN– ≤ VCC Positive Full-Scale Error 2.5V ≤ REF+ ≤ VCC, REF– = GND, l 2.5 12 ppm of VREF IN+ = 0.75REF+, IN– = 0.25 • REF+ Positive Full-Scale Error Drift 2.5V ≤ REF+ ≤ VCC, REF– = GND, 0.03 ppm of VREF/°C IN+ = 0.75REF+, IN– = 0.25 • REF+ Negative Full-Scale Error 2.5V ≤ REF+ ≤ VCC, REF– = GND, l 2.5 12 ppm of VREF IN+ = 0.25 • REF+, IN– = 0.75 • REF+ Negative Full-Scale Error Drift 2.5V ≤ REF+ ≤ VCC, REF– = GND, 0.03 ppm of VREF/°C IN+ = 0.25 • REF+, IN– = 0.75 • REF+ Total Unadjusted Error 5V ≤ VCC ≤ 5.5V, REF+ = 2.5V, REF– = GND, VINCM = 1.25V 3 ppm of VREF 5V ≤ VCC ≤ 5.5V, REF+ = 5V, REF– = GND, VINCM = 2.5V 3 ppm of VREF REF+ = 2.5V, REF– = GND, VINCM = 1.25V, (Note 6) 4 ppm of VREF Output Noise 5V ≤ VCC ≤ 5.5V, REF+ = 5V, REF– = GND, 0.8 µVRMS GND ≤ IN– = IN+ ≤ VCC, (Note 13) 2412fa 2 For more information www.linear.com/LTC2412 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Electrical Characteristics Pin Configuration 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 Package Description Revision History Typical Application Related Parts
ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION (Notes 1, 2)
Supply Voltage (VCC) to GND ... –0.3V to 7V TOP VIEW Analog Input Voltage V 1 16 CC GND to GND ..–0.3V to (VCC + 0.3V) REF+ 2 15 GND Reference Input Voltage REF– 3 14 FO to GND ..–0.3V to (VCC + 0.3V) CH0+ 4 13 SCK Digital Input Voltage to GND ...–0.3V to (V CH0– 5 12 CC + 0.3V) SDO Digital Output Voltage to GND ...–0.3V to (V CH1+ 6 11 CC + 0.3V) CS Operating Temperature Range 7 CH1– 10 GND LTC2412C .. 0°C to 70°C 8 GND 9 GND LTC2412I ...–40°C to 85°C GN PACKAGE Storage Temperature Range .. –65°C to 150°C 16-LEAD PLASTIC SSOP TJMAX = 125°C, θJA = 110°C/W Lead Temperature (Soldering, 10 sec) ...300°C
ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC2412CGN#PBF LTC2412CGN#TRPBF 2412 16-Lead Plastic SSOP 0°C to 70°C LTC2412IGN#PBF LTC2412IGN#TRPBF 2412I 16-Lead Plastic SSOP –40°C to 85°C Consult LTC Marketing for parts specified with wider operating temperature ranges. Consult LTC Marketing for information on nonstandard lead based finish parts. For more information on lead free part marking, go to: http://www.linear.com/leadfree/ For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
ELECTRICAL CHARACTERISTICS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Notes 3, 4) PARAMETER CONDITIONS MIN TYP MAX UNITS
Resolution (No Missing Codes) 0.1V ≤ VREF ≤ VCC, –0.5 • VREF ≤ VIN ≤ 0.5 • VREF, (Note 5) l 24 Bits Integral Nonlinearity 5V ≤ VCC ≤ 5.5V, REF+ = 2.5V, REF– = GND, VINCM = 1.25V, (Note 6) 1 ppm of VREF 5V ≤ VCC ≤ 5.5V, REF+ = 5V, REF– = GND, VINCM = 2.5V, (Note 6) l 2 14 ppm of VREF REF+ = 2.5V, REF– = GND, VINCM = 1.25V, (Note 6) 5 ppm of VREF Offset Error 2.5V ≤ REF+ ≤ VCC, REF– = GND, l 0.5 2.5 µV GND ≤ IN+ = IN– ≤ VCC, (Note 14) Offset Error Drift 2.5V ≤ REF+ ≤ VCC, REF– = GND, 10 nV/°C GND ≤ IN+ = IN– ≤ VCC Positive Full-Scale Error 2.5V ≤ REF+ ≤ VCC, REF– = GND, l 2.5 12 ppm of VREF IN+ = 0.75REF+, IN– = 0.25 • REF+ Positive Full-Scale Error Drift 2.5V ≤ REF+ ≤ VCC, REF– = GND, 0.03 ppm of VREF/°C IN+ = 0.75REF+, IN– = 0.25 • REF+ Negative Full-Scale Error 2.5V ≤ REF+ ≤ VCC, REF– = GND, l 2.5 12 ppm of VREF IN+ = 0.25 • REF+, IN– = 0.75 • REF+ Negative Full-Scale Error Drift 2.5V ≤ REF+ ≤ VCC, REF– = GND, 0.03 ppm of VREF/°C IN+ = 0.25 • REF+, IN– = 0.75 • REF+ Total Unadjusted Error 5V ≤ VCC ≤ 5.5V, REF+ = 2.5V, REF– = GND, VINCM = 1.25V 3 ppm of VREF 5V ≤ VCC ≤ 5.5V, REF+ = 5V, REF– = GND, VINCM = 2.5V 3 ppm of VREF REF+ = 2.5V, REF– = GND, VINCM = 1.25V, (Note 6) 4 ppm of VREF Output Noise 5V ≤ VCC ≤ 5.5V, REF+ = 5V, REF– = GND, 0.8 µVRMS GND ≤ IN– = IN+ ≤ VCC, (Note 13) 2412fa 2 For more information www.linear.com/LTC2412 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Electrical Characteristics Pin Configuration 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 Package Description Revision History Typical Application Related Parts