Datasheet LTC2482 (Analog Devices) - 2
| Hersteller | Analog Devices |
| Beschreibung | 16-Bit ΔΣ ADC with Easy Drive Input Current Cancellation |
| Seiten / Seite | 32 / 2 — ABSOLUTE MAXIMUM RATINGS. PIN CONFIGURATION. (Notes 1, 2). ORDER … |
| Dateiformat / Größe | PDF / 325 Kb |
| Dokumentensprache | Englisch |
ABSOLUTE MAXIMUM RATINGS. PIN CONFIGURATION. (Notes 1, 2). ORDER INFORMATION LEAD FREE FINISH. TAPE AND REEL. PART MARKING*
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LTC2482
ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION (Notes 1, 2)
Supply Voltage (V TOP VIEW CC) to GND .. –0.3V to 6V Analog Input Voltage to GND ... –0.3V to (VCC + 0.3V) *GND 1 10 fO Reference Input Voltage to GND .. –0.3V to (VCC + 0.3V) VCC 2 9 SCK Digital Input Voltage to GND .. –0.3V to (V V 3 11 8 GND CC + 0.3V) REF IN+ 4 7 SDO Digital Output Voltage to GND .. –0.3V to (VCC + 0.3V) IN– 5 6 CS Operating Temperature Range LTC2482C ... 0°C to 70°C DD PACKAGE 10-LEAD (3mm s 3mm) PLASTIC DFN LTC2482I .. –40°C to 85°C TJMAX = 125°C, θJA = 160°C/W Storage Temperature Range .. –65°C to 125°C EXPOSED PAD (PIN #) IS GND, MUST BE SOLDERED TO PCB *PIN 1 MAY BE DRIVEN WITH A DIGITAL SIGNAL IN ORDER TO REMAIN PIN COMPATIBLE WITH THE LTC2480/LTC2482
ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC2482CDD#PBF LTC2482CDD#TRPBF LBSQ 10-Lead (3mm × 3mm) Plastic DFN 0°C to 70°C LTC2482IDD#PBF LTC2482IDD#TRPBF LBSQ 10-Lead (3mm × 3mm) Plastic DFN –40°C to 85°C Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. *The temperature grade is identifi ed by a label on the shipping container. Consult LTC Marketing for information on non-standard lead based fi nish parts. For more information on lead free part marking, go to: http://www.linear.com/leadfree/ For more information on tape and reel specifi cations, go to: http://www.linear.com/tapeandreel/
ELECTRICAL CHARACTERISTICS (NORMAL SPEED) The
l
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. (Notes 3, 4) PARAMETER CONDITIONS MIN TYP MAX UNITS
Resolution (No Missing Codes) 0.1 ≤ VREF ≤ VCC, –FS ≤ VIN ≤ +FS (Note 5) l 16 Bits Integral Nonlinearity 5V ≤ VCC ≤ 5.5V, VREF = 5V, VIN(CM) = 2.5V (Note 6) l 2 20 ppm of VREF 2.7V ≤ VCC ≤ 5.5V, VREF = 2.5V, VIN(CM) = 1.25V (Note 6) 1 ppm of VREF Offset Error 2.5V ≤ VREF ≤ VCC, GND ≤ IN+ = IN– ≤ VCC (Note 14) l 0.5 5 μV Offset Error Drift 2.5V ≤ VREF ≤ VCC, GND ≤ IN+ = IN– ≤ VCC 10 nV/°C Positive Full-Scale Error 2.5V ≤ VREF ≤ VCC, IN+ = 0.75VREF , IN– = 0.25VREF l 32 ppm of VREF Positive Full-Scale Error Drift 2.5V ≤ VREF ≤ VCC, IN+ = 0.75VREF , IN– = 0.25VREF 0.1 ppm of VREF/°C Negative Full-Scale Error 2.5V ≤ VREF ≤ VCC, IN+ = 0.75VREF , IN– = 0.25VREF l 32 ppm of VREF Negative Full-Scale Error Drift 2.5V ≤ VREF ≤ VCC, IN+ = 0.75VREF , IN– = 0.25VREF 0.1 ppm of VREF/°C Total Unadjusted Error 5V ≤ VCC ≤ 5.5V, VREF = 2.5V, VIN(CM) = 1.25V 15 ppm of VREF 5V ≤ VCC ≤ 5.5V, VREF = 5V, VIN(CM) = 2.5V ppm of VREF 2.7V ≤ VCC ≤ 5.5V, VREF = 2.5V, VIN(CM) = 1.25V ppm of VREF Output Noise 5V ≤ VCC ≤ 5.5V, VREF = 5V, GND ≤ IN– = IN+ ≤ VCC (Note 13) 0.6 μVRMS 2482fc 2
ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION (Notes 1, 2)
Supply Voltage (V TOP VIEW CC) to GND .. –0.3V to 6V Analog Input Voltage to GND ... –0.3V to (VCC + 0.3V) *GND 1 10 fO Reference Input Voltage to GND .. –0.3V to (VCC + 0.3V) VCC 2 9 SCK Digital Input Voltage to GND .. –0.3V to (V V 3 11 8 GND CC + 0.3V) REF IN+ 4 7 SDO Digital Output Voltage to GND .. –0.3V to (VCC + 0.3V) IN– 5 6 CS Operating Temperature Range LTC2482C ... 0°C to 70°C DD PACKAGE 10-LEAD (3mm s 3mm) PLASTIC DFN LTC2482I .. –40°C to 85°C TJMAX = 125°C, θJA = 160°C/W Storage Temperature Range .. –65°C to 125°C EXPOSED PAD (PIN #) IS GND, MUST BE SOLDERED TO PCB *PIN 1 MAY BE DRIVEN WITH A DIGITAL SIGNAL IN ORDER TO REMAIN PIN COMPATIBLE WITH THE LTC2480/LTC2482
ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC2482CDD#PBF LTC2482CDD#TRPBF LBSQ 10-Lead (3mm × 3mm) Plastic DFN 0°C to 70°C LTC2482IDD#PBF LTC2482IDD#TRPBF LBSQ 10-Lead (3mm × 3mm) Plastic DFN –40°C to 85°C Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. *The temperature grade is identifi ed by a label on the shipping container. Consult LTC Marketing for information on non-standard lead based fi nish parts. For more information on lead free part marking, go to: http://www.linear.com/leadfree/ For more information on tape and reel specifi cations, go to: http://www.linear.com/tapeandreel/
ELECTRICAL CHARACTERISTICS (NORMAL SPEED) The
l
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. (Notes 3, 4) PARAMETER CONDITIONS MIN TYP MAX UNITS
Resolution (No Missing Codes) 0.1 ≤ VREF ≤ VCC, –FS ≤ VIN ≤ +FS (Note 5) l 16 Bits Integral Nonlinearity 5V ≤ VCC ≤ 5.5V, VREF = 5V, VIN(CM) = 2.5V (Note 6) l 2 20 ppm of VREF 2.7V ≤ VCC ≤ 5.5V, VREF = 2.5V, VIN(CM) = 1.25V (Note 6) 1 ppm of VREF Offset Error 2.5V ≤ VREF ≤ VCC, GND ≤ IN+ = IN– ≤ VCC (Note 14) l 0.5 5 μV Offset Error Drift 2.5V ≤ VREF ≤ VCC, GND ≤ IN+ = IN– ≤ VCC 10 nV/°C Positive Full-Scale Error 2.5V ≤ VREF ≤ VCC, IN+ = 0.75VREF , IN– = 0.25VREF l 32 ppm of VREF Positive Full-Scale Error Drift 2.5V ≤ VREF ≤ VCC, IN+ = 0.75VREF , IN– = 0.25VREF 0.1 ppm of VREF/°C Negative Full-Scale Error 2.5V ≤ VREF ≤ VCC, IN+ = 0.75VREF , IN– = 0.25VREF l 32 ppm of VREF Negative Full-Scale Error Drift 2.5V ≤ VREF ≤ VCC, IN+ = 0.75VREF , IN– = 0.25VREF 0.1 ppm of VREF/°C Total Unadjusted Error 5V ≤ VCC ≤ 5.5V, VREF = 2.5V, VIN(CM) = 1.25V 15 ppm of VREF 5V ≤ VCC ≤ 5.5V, VREF = 5V, VIN(CM) = 2.5V ppm of VREF 2.7V ≤ VCC ≤ 5.5V, VREF = 2.5V, VIN(CM) = 1.25V ppm of VREF Output Noise 5V ≤ VCC ≤ 5.5V, VREF = 5V, GND ≤ IN– = IN+ ≤ VCC (Note 13) 0.6 μVRMS 2482fc 2