Datasheet LTC1418 (Analog Devices) - 7
| 制造商 | Analog Devices |
| 描述 | Low Power, 14-Bit, 200ksps ADC with Serial and Parallel I/O |
| 页数 / 页 | 30 / 7 — TYPICAL PERFORMANCE CHARACTERISTICS. Power Supply Feedthrough. Input … |
| 文件格式/大小 | PDF / 486 Kb |
| 文件语言 | 英语 |
TYPICAL PERFORMANCE CHARACTERISTICS. Power Supply Feedthrough. Input Common Mode Rejection. Input Offset Voltage Shift
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LTC1418
TYPICAL PERFORMANCE CHARACTERISTICS Power Supply Feedthrough Input Common Mode Rejection Input Offset Voltage Shift vs Ripple Frequency vs Input Frequency vs Source Resistance
0 90 10 80 9 –20 70 8 7 –40 60 6 50 –60 VSS 5 40 4 DISTORTION (dB) –80 VDD 30 3 20 2 –100 DGND COMMON MODE REJECTION (dB) 10 CHANGE IN OFFSET VOLTAGE (LSB) 1 –120 0 0 1k 10k 100k 1M 10M 1 10 100 1k 10k 100k 1M 10 100 1k 10k 100k 1M FREQUENCY (Hz) INPUT FREQUENCY (Hz) INPUT SOURCE RESISTANCE (Ω) 1418 G12 1418 G10 1418 G11
VDD Supply Current vs VDD Supply Current vs VSS Supply Current vs Temperature (Unipolar Mode) Temperature (Bipolar Mode) Temperature (Bipolar Mode)
5 5 2.0 1.8 4 4 1.6 1.4 3 3 1.2 1.0 2 2 0.8 SUPPLY CURRENT (mA) SUPPLY CURRENT (mA) SUPPLY CURRENT (mA) 0.6 V DD 1 V DD 1 V SS 0.4 0.2 0 0 0 –75 –50 –25 0 25 50 75 100 125 150 –75 –50 –25 0 25 50 75 100 125 150 –75 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 1418 G13 1418 G14 1418 G13
VDD Supply Current vs Sampling VDD Supply Current vs Sampling VSS Supply Current vs Sampling Frequency (Unipolar Mode) Frequency (Bipolar Mode) Frequency (Bipolar Mode)
5 5 2.0 1.8 4 4 1.6 1.4 3 3 1.2 1.0 2 2 0.8 SUPPLY CURRENT (mA) SUPPLY CURRENT (mA) SUPPLY CURRENT (mA) 0.6 V DD 1 V DD 1 V SS 0.4 0.2 0 0 0 0 50 100 150 200 250 300 0 50 100 150 200 250 300 0 50 100 150 200 250 300 SAMPLING FREQUENCY (kHz) SAMPLING FREQUENCY (kHz) SAMPLING FREQUENCY (kHz) 1418 G16 1418 G17 1418 G18 1418fa For more information www.linear.com/LTC1418 7 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Package/Order Information Converter Characteristics Analog Input Dynamic Accuracy Internal Reference Characteristics Digital Inputs and Outputs Power Requirements Timing Characteristics Typical Performance Characteristics Pin Functions Test Circuit Block Diagram Applications Information Package Description Package Description Revision History Typical Application Related Parts
TYPICAL PERFORMANCE CHARACTERISTICS Power Supply Feedthrough Input Common Mode Rejection Input Offset Voltage Shift vs Ripple Frequency vs Input Frequency vs Source Resistance
0 90 10 80 9 –20 70 8 7 –40 60 6 50 –60 VSS 5 40 4 DISTORTION (dB) –80 VDD 30 3 20 2 –100 DGND COMMON MODE REJECTION (dB) 10 CHANGE IN OFFSET VOLTAGE (LSB) 1 –120 0 0 1k 10k 100k 1M 10M 1 10 100 1k 10k 100k 1M 10 100 1k 10k 100k 1M FREQUENCY (Hz) INPUT FREQUENCY (Hz) INPUT SOURCE RESISTANCE (Ω) 1418 G12 1418 G10 1418 G11
VDD Supply Current vs VDD Supply Current vs VSS Supply Current vs Temperature (Unipolar Mode) Temperature (Bipolar Mode) Temperature (Bipolar Mode)
5 5 2.0 1.8 4 4 1.6 1.4 3 3 1.2 1.0 2 2 0.8 SUPPLY CURRENT (mA) SUPPLY CURRENT (mA) SUPPLY CURRENT (mA) 0.6 V DD 1 V DD 1 V SS 0.4 0.2 0 0 0 –75 –50 –25 0 25 50 75 100 125 150 –75 –50 –25 0 25 50 75 100 125 150 –75 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 1418 G13 1418 G14 1418 G13
VDD Supply Current vs Sampling VDD Supply Current vs Sampling VSS Supply Current vs Sampling Frequency (Unipolar Mode) Frequency (Bipolar Mode) Frequency (Bipolar Mode)
5 5 2.0 1.8 4 4 1.6 1.4 3 3 1.2 1.0 2 2 0.8 SUPPLY CURRENT (mA) SUPPLY CURRENT (mA) SUPPLY CURRENT (mA) 0.6 V DD 1 V DD 1 V SS 0.4 0.2 0 0 0 0 50 100 150 200 250 300 0 50 100 150 200 250 300 0 50 100 150 200 250 300 SAMPLING FREQUENCY (kHz) SAMPLING FREQUENCY (kHz) SAMPLING FREQUENCY (kHz) 1418 G16 1418 G17 1418 G18 1418fa For more information www.linear.com/LTC1418 7 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Package/Order Information Converter Characteristics Analog Input Dynamic Accuracy Internal Reference Characteristics Digital Inputs and Outputs Power Requirements Timing Characteristics Typical Performance Characteristics Pin Functions Test Circuit Block Diagram Applications Information Package Description Package Description Revision History Typical Application Related Parts