Datasheet LTC2344-16 (Analog Devices) - 6
| 制造商 | Analog Devices |
| 描述 | Quad, 16-Bit, 400ksps/ch Differential SoftSpan ADC with Wide Input Common Mode Range |
| 页数 / 页 | 40 / 6 — POWER. REQUIREMENTS The. denotes the specifications which apply over the … |
| 修订版 | A |
| 文件格式/大小 | PDF / 1.5 Mb |
| 文件语言 | 英语 |
POWER. REQUIREMENTS The. denotes the specifications which apply over the full operating temperature
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LTC2344-16
POWER REQUIREMENTS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 8) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS CMOS I/O Mode
VDD Supply Voltage l 4.75 5.00 5.25 V OVDD Supply Voltage l 1.71 5.25 V IVDD Supply Current 400ksps Sample Rate, 4 Channels Enabled l 15.1 17.6 mA 400ksps Sample Rate, 4 Channels Enabled, VREFBUF = 5V (Note 14) l 13.5 16.0 mA Acquisition Mode l 1.2 2.0 mA Power Down Mode (C-Grade and I-Grade) l 65 225 μA Power Down Mode (H-Grade and MP-Grade) l 65 500 µA IOVDD Supply Current 400ksps Sample Rate, 4 Channels Enabled (CL = 25pF) l 2.0 3.0 mA Acquisition Mode l 1 20 μA Power Down Mode l 1 20 μA PD Power Dissipation 400ksps Sample Rate, 4 Channels Enabled l 81 96 mW Acquisition Mode l 6.0 10 mW Power Down Mode (C-Grade and I-Grade) l 0.33 1.2 mW Power Down Mode (H-Grade and MP-Grade) l 0.33 2.6 mW
LVDS I/O Mode
VDD Supply Voltage l 4.75 5.00 5.25 V OVDD Supply Voltage l 2.375 5.25 V IVDD Supply Current 400ksps Sample Rate, 4 Channels Enabled l 17.4 20.5 mA 400ksps Sample Rate, 4 Channels Enabled, VREFBUF = 5V (Note 14) l 15.7 18.1 mA Acquisition Mode l 2.8 3.8 mA Power Down Mode (C-Grade and I-Grade) l 65 225 μA Power Down Mode (H-Grade and MP-Grade) l 65 500 µA IOVDD Supply Current 400ksps Sample Rate, 4 Channels Enabled (RL = 100Ω) l 7.4 9.1 mA Acquisition Mode (RL = 100Ω) l 7 8.2 mA Power Down Mode l 1 20 μA PD Power Dissipation 400ksps Sample Rate, 4 Channels Enabled l 106 126 mW Acquisition Mode l 32 40 mW Power Down Mode (C-Grade and I-Grade) l 0.33 1.2 mW Power Down Mode (H-Grade and MP-Grade) l 0.33 2.6 mW
ADC TIMING CHARACTERISTICS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 8) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
fSMPL Maximum Sampling Frequency 4 Channels Enabled l 400 ksps 3 Channels Enabled l 500 ksps 2 Channels Enabled l 666 ksps 1 Channel Enabled l 1000 ksps tCYC Time Between Conversions 4 Channels Enabled, fSMPL = 400ksps l 2500 ns 3 Channels Enabled, fSMPL = 500ksps l 2000 ns 2 Channels Enabled, fSMPL = 666ksps l 1500 ns 1 Channel Enabled, fSMPL = 1000ksps l 1000 ns Rev A 6 For more information www.analog.com 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 Diagrams Timing Diagram Applications Information Package Description Revision History Typical Application Related Parts
POWER REQUIREMENTS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 8) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS CMOS I/O Mode
VDD Supply Voltage l 4.75 5.00 5.25 V OVDD Supply Voltage l 1.71 5.25 V IVDD Supply Current 400ksps Sample Rate, 4 Channels Enabled l 15.1 17.6 mA 400ksps Sample Rate, 4 Channels Enabled, VREFBUF = 5V (Note 14) l 13.5 16.0 mA Acquisition Mode l 1.2 2.0 mA Power Down Mode (C-Grade and I-Grade) l 65 225 μA Power Down Mode (H-Grade and MP-Grade) l 65 500 µA IOVDD Supply Current 400ksps Sample Rate, 4 Channels Enabled (CL = 25pF) l 2.0 3.0 mA Acquisition Mode l 1 20 μA Power Down Mode l 1 20 μA PD Power Dissipation 400ksps Sample Rate, 4 Channels Enabled l 81 96 mW Acquisition Mode l 6.0 10 mW Power Down Mode (C-Grade and I-Grade) l 0.33 1.2 mW Power Down Mode (H-Grade and MP-Grade) l 0.33 2.6 mW
LVDS I/O Mode
VDD Supply Voltage l 4.75 5.00 5.25 V OVDD Supply Voltage l 2.375 5.25 V IVDD Supply Current 400ksps Sample Rate, 4 Channels Enabled l 17.4 20.5 mA 400ksps Sample Rate, 4 Channels Enabled, VREFBUF = 5V (Note 14) l 15.7 18.1 mA Acquisition Mode l 2.8 3.8 mA Power Down Mode (C-Grade and I-Grade) l 65 225 μA Power Down Mode (H-Grade and MP-Grade) l 65 500 µA IOVDD Supply Current 400ksps Sample Rate, 4 Channels Enabled (RL = 100Ω) l 7.4 9.1 mA Acquisition Mode (RL = 100Ω) l 7 8.2 mA Power Down Mode l 1 20 μA PD Power Dissipation 400ksps Sample Rate, 4 Channels Enabled l 106 126 mW Acquisition Mode l 32 40 mW Power Down Mode (C-Grade and I-Grade) l 0.33 1.2 mW Power Down Mode (H-Grade and MP-Grade) l 0.33 2.6 mW
ADC TIMING CHARACTERISTICS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 8) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
fSMPL Maximum Sampling Frequency 4 Channels Enabled l 400 ksps 3 Channels Enabled l 500 ksps 2 Channels Enabled l 666 ksps 1 Channel Enabled l 1000 ksps tCYC Time Between Conversions 4 Channels Enabled, fSMPL = 400ksps l 2500 ns 3 Channels Enabled, fSMPL = 500ksps l 2000 ns 2 Channels Enabled, fSMPL = 666ksps l 1500 ns 1 Channel Enabled, fSMPL = 1000ksps l 1000 ns Rev A 6 For more information www.analog.com 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 Diagrams Timing Diagram Applications Information Package Description Revision History Typical Application Related Parts