Datasheet LTC2345-18 (Analog Devices) - 2
| 制造商 | Analog Devices |
| 描述 | Octal, 18-Bit, 200ksps Differential SoftSpan ADC with Wide Input Common Mode Range |
| 页数 / 页 | 40 / 2 — absoluTe MaxiMuM raTings. pin conFiguraTion. (Notes 1, 2). orDer … |
| 文件格式/大小 | PDF / 1.9 Mb |
| 文件语言 | 英语 |
absoluTe MaxiMuM raTings. pin conFiguraTion. (Notes 1, 2). orDer inForMaTion LEAD FREE FINISH. TAPE AND REEL. PART MARKING*
该数据表的模型线
文件文字版本
LTC2345-18
absoluTe MaxiMuM raTings pin conFiguraTion (Notes 1, 2)
Supply Voltage (V TOP VIEW DD) ..6V Supply Voltage (OV + – DD) ..6V IN7 IN7 GND GND GND V DD V DD GND V DDLBYP CS BUSY SDI Internal Regulated Supply Bypass (VDDLBYP) ... (Note 3) 48 47 46 45 44 43 42 41 40 39 38 37 Analog Input Voltage IN6– 1 36 SDO7 IN0+ to IN7+, IN6+ 2 35 SDO–/SDO6 IN0– to IN7– (Note 4) ..(–0.3V) to (V IN5– 3 34 SDO+/SDO5 DD + 0.3V) IN5+ 4 33 SCKO–/SDO4 REFIN .. –0.3V to 2.8V IN4– 5 32 SCKO+/SCKO REFBUF, CNV (Note 4) ... –0.3V to (V IN4+ 6 49 31 OVDD DD + 0.3V) IN3– 7 GND 30 GND Digital Input Voltage (Note 4) ... –0.3V to (OV IN3+ 8 29 SCKI–/SCKI DD + 0.3V) IN2– 9 28 SCKI+/SDO3 Digital Output Voltage (Note 4) .. –0.3V to (OVDD + 0.3V) IN2+ 10 27 SDI–/SDO2 Power Dissipation .. 500mW IN1– 11 26 SDI+/SDO1 IN1+ 12 25 SDO0 Operating Temperature Range LTC2345C .. 0°C to 70°C 13 14 15 16 17 18 19 20 21 22 23 24 – + LTC2345I ...–40°C to 85°C PD IN0 IN0 GND GND GND GND CNV REFIN GND CMOS REFBUF LTC2345H .. –40°C to 125°C LVDS/ Storage Temperature Range .. –65°C to 150°C UK PACKAGE 48-LEAD (7mm × 7mm) PLASTIC QFN TJMAX = 150°C, θJA = 34°C/W EXPOSED PAD (PIN 49) IS GND, MUST BE SOLDERED TO PCB
orDer inForMaTion LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC2345CUK-18#PBF LTC2345CUK-18#TRPBF LTC2345UK-18 48-Lead (7mm × 7mm) Plastic QFN 0°C to 70°C LTC2345IUK-18#PBF LTC2345IUK-18#TRPBF LTC2345UK-18 48-Lead (7mm × 7mm) Plastic QFN –40°C to 85°C LTC2345HUK-18#PBF LTC2345HUK-18#TRPBF LTC2345UK-18 48-Lead (7mm × 7mm) Plastic QFN –40°C to 125°C Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container. 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/. Some packages are available in 500 unit reels through designated sales channels with #TRMPBF suffix. 234518f 2 For more information www.linear.com/LTC2345-18 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Converter Characteristics Dynamic Accuracy Internal Reference Characteristics Reference Buffer Characteristics Digital Inputs and Digital Outputs Power Requirements ADC Timing Characteristics Typical Performance Characteristics Pin Functions Configuration Tables Functional Block Diagram Timing Diagram Applications Information Board Layout Package Description Typical Application Related Parts
absoluTe MaxiMuM raTings pin conFiguraTion (Notes 1, 2)
Supply Voltage (V TOP VIEW DD) ..6V Supply Voltage (OV + – DD) ..6V IN7 IN7 GND GND GND V DD V DD GND V DDLBYP CS BUSY SDI Internal Regulated Supply Bypass (VDDLBYP) ... (Note 3) 48 47 46 45 44 43 42 41 40 39 38 37 Analog Input Voltage IN6– 1 36 SDO7 IN0+ to IN7+, IN6+ 2 35 SDO–/SDO6 IN0– to IN7– (Note 4) ..(–0.3V) to (V IN5– 3 34 SDO+/SDO5 DD + 0.3V) IN5+ 4 33 SCKO–/SDO4 REFIN .. –0.3V to 2.8V IN4– 5 32 SCKO+/SCKO REFBUF, CNV (Note 4) ... –0.3V to (V IN4+ 6 49 31 OVDD DD + 0.3V) IN3– 7 GND 30 GND Digital Input Voltage (Note 4) ... –0.3V to (OV IN3+ 8 29 SCKI–/SCKI DD + 0.3V) IN2– 9 28 SCKI+/SDO3 Digital Output Voltage (Note 4) .. –0.3V to (OVDD + 0.3V) IN2+ 10 27 SDI–/SDO2 Power Dissipation .. 500mW IN1– 11 26 SDI+/SDO1 IN1+ 12 25 SDO0 Operating Temperature Range LTC2345C .. 0°C to 70°C 13 14 15 16 17 18 19 20 21 22 23 24 – + LTC2345I ...–40°C to 85°C PD IN0 IN0 GND GND GND GND CNV REFIN GND CMOS REFBUF LTC2345H .. –40°C to 125°C LVDS/ Storage Temperature Range .. –65°C to 150°C UK PACKAGE 48-LEAD (7mm × 7mm) PLASTIC QFN TJMAX = 150°C, θJA = 34°C/W EXPOSED PAD (PIN 49) IS GND, MUST BE SOLDERED TO PCB
orDer inForMaTion LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC2345CUK-18#PBF LTC2345CUK-18#TRPBF LTC2345UK-18 48-Lead (7mm × 7mm) Plastic QFN 0°C to 70°C LTC2345IUK-18#PBF LTC2345IUK-18#TRPBF LTC2345UK-18 48-Lead (7mm × 7mm) Plastic QFN –40°C to 85°C LTC2345HUK-18#PBF LTC2345HUK-18#TRPBF LTC2345UK-18 48-Lead (7mm × 7mm) Plastic QFN –40°C to 125°C Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container. 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/. Some packages are available in 500 unit reels through designated sales channels with #TRMPBF suffix. 234518f 2 For more information www.linear.com/LTC2345-18 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Converter Characteristics Dynamic Accuracy Internal Reference Characteristics Reference Buffer Characteristics Digital Inputs and Digital Outputs Power Requirements ADC Timing Characteristics Typical Performance Characteristics Pin Functions Configuration Tables Functional Block Diagram Timing Diagram Applications Information Board Layout Package Description Typical Application Related Parts