Datasheet LTC2344-18 (Analog Devices) - 2
| Manufacturer | Analog Devices |
| Description | Quad, 18-Bit, 400ksps/ch Differential SoftSpan ADC with Wide Input Common Mode Range |
| Pages / Page | 40 / 2 — ABSOLUTE MAXIMUM RATINGS. PIN CONFIGURATION. (Notes 1, 2) |
| File Format / Size | PDF / 2.3 Mb |
| Document Language | English |
ABSOLUTE MAXIMUM RATINGS. PIN CONFIGURATION. (Notes 1, 2)
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Text Version of Document
LTC2344-18
ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION (Notes 1, 2)
Supply Voltage (V TOP VIEW DD) ..6V Supply Voltage (OVDD) ..6V – /SDI Internal Regulated Supply Bypass (VDDLBYP) ... (Note 3) GND GND V DD GND V DDLBYP CS BUSY SDO Analog Input Voltage 32 31 30 29 28 27 26 25 IN0+ to IN3+, IN3– 1 24 SDO+/SDO3 IN0– to IN3– (Note 4) .. –0.3V to (V IN3+ 2 23 SCKO–/SDO2 DD + 0.3V) REFIN .. –0.3V to 2.8V IN2– 3 22 SCKO+/SCKO IN2+ 4 21 OV REFBUF, CNV (Note 4) ... –0.3V to (V 33 DD DD + 0.3V) GND IN1– 5 20 GND Digital Input Voltage (Note 4) ... –0.3V to (OVDD + 0.3V) IN1+ 6 19 SCKI–/SCKI Digital Output Voltage (Note 4) .. –0.3V to (OVDD + 0.3V) IN0– 7 18 SCKI+/SDO1 Power Dissipation .. 500mW IN0+ 8 17 SDI–/SDO0 Operating Temperature Range 9 10 11 12 13 14 15 16 LTC2344C .. 0°C to 70°C + PD GND CNV SDI LTC2344I ...–40°C to 85°C REFIN GND CMOS REFBUF LTC2344H .. –40°C to 125°C LVDS/ Storage Temperature Range .. –65°C to 150°C UH PACKAGE 32-LEAD (5mm × 5mm) PLASTIC QFN TJMAX = 150°C, θJA = 44°C/W EXPOSED PAD (PIN 33) IS GND, MUST BE SOLDERED TO PCB
ORDER INFORMATION http://www.linear.com/product/LTC2344-18#orderinfo LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC2344CUH-18#PBF LTC2344CUH-18#TRPBF 234418 32-Lead (5mm × 5mm) Plastic QFN 0°C to 70°C LTC2344IUH-18#PBF LTC2344IUH-18#TRPBF 234418 32-Lead (5mm × 5mm) Plastic QFN –40°C to 85°C LTC2344HUH-18#PBF LTC2344HUH-18#TRPBF 234418 32-Lead (5mm × 5mm) 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. 234418f 2 For more information www.linear.com/LTC2344-18 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration 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 (OVDD) ..6V – /SDI Internal Regulated Supply Bypass (VDDLBYP) ... (Note 3) GND GND V DD GND V DDLBYP CS BUSY SDO Analog Input Voltage 32 31 30 29 28 27 26 25 IN0+ to IN3+, IN3– 1 24 SDO+/SDO3 IN0– to IN3– (Note 4) .. –0.3V to (V IN3+ 2 23 SCKO–/SDO2 DD + 0.3V) REFIN .. –0.3V to 2.8V IN2– 3 22 SCKO+/SCKO IN2+ 4 21 OV REFBUF, CNV (Note 4) ... –0.3V to (V 33 DD DD + 0.3V) GND IN1– 5 20 GND Digital Input Voltage (Note 4) ... –0.3V to (OVDD + 0.3V) IN1+ 6 19 SCKI–/SCKI Digital Output Voltage (Note 4) .. –0.3V to (OVDD + 0.3V) IN0– 7 18 SCKI+/SDO1 Power Dissipation .. 500mW IN0+ 8 17 SDI–/SDO0 Operating Temperature Range 9 10 11 12 13 14 15 16 LTC2344C .. 0°C to 70°C + PD GND CNV SDI LTC2344I ...–40°C to 85°C REFIN GND CMOS REFBUF LTC2344H .. –40°C to 125°C LVDS/ Storage Temperature Range .. –65°C to 150°C UH PACKAGE 32-LEAD (5mm × 5mm) PLASTIC QFN TJMAX = 150°C, θJA = 44°C/W EXPOSED PAD (PIN 33) IS GND, MUST BE SOLDERED TO PCB
ORDER INFORMATION http://www.linear.com/product/LTC2344-18#orderinfo LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC2344CUH-18#PBF LTC2344CUH-18#TRPBF 234418 32-Lead (5mm × 5mm) Plastic QFN 0°C to 70°C LTC2344IUH-18#PBF LTC2344IUH-18#TRPBF 234418 32-Lead (5mm × 5mm) Plastic QFN –40°C to 85°C LTC2344HUH-18#PBF LTC2344HUH-18#TRPBF 234418 32-Lead (5mm × 5mm) 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. 234418f 2 For more information www.linear.com/LTC2344-18 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration 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
