Datasheet LTC2373-18 (Analog Devices) - 5
| 制造商 | Analog Devices |
| 描述 | 18-Bit, 1Msps, 8-Channel SAR ADC with 100dB SNR |
| 页数 / 页 | 50 / 5 — Dyna. Mic accuracy The. denotes the specifications which apply over the … |
| 文件格式/大小 | PDF / 2.0 Mb |
| 文件语言 | 英语 |
Dyna. Mic accuracy The. denotes the specifications which apply over the full operating temperature range,
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LTC2373-18
Dyna Mic accuracy The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C and AIN = –1dBFS. (Notes 4, 10) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
THD Total Harmonic Distortion Fully Differential fIN = 1kHz, REFIN = 2.048V (REFIN Overdriven) l –104 –114 dB Pseudo-Differential Unipolar fIN = 1kHz, REFIN = 2.048V (REFIN Overdriven) l –99 –110 dB Pseudo-Differential Bipolar fIN = 1kHz, REFIN = 2.048V (REFIN Overdriven) l –99 –110 dB Fully Differential fIN = 1kHz, REFBUF = 5V (REFBUF Overdriven) (Note 9) –111 dB Pseudo-Differential Unipolar fIN = 1kHz, REFBUF = 5V (REFBUF Overdriven) (Note 9) –110 dB Pseudo-Differential Bipolar fIN = 1kHz, REFBUF = 5V (REFBUF Overdriven) (Note 9) –110 dB Fully Differential fIN = 1kHz, REFIN = 2.048V (REFIN Overdriven), SEL = 1 –113 dB Pseudo-Differential Bipolar fIN = 1kHz, REFIN = 2.048V (REFIN Overdriven), SEL = 1 –110 dB SFDR Spurious Free Dynamic Range Fully Differential fIN = 1kHz, REFIN = 2.048V (REFIN Overdriven) l 104 114 dB Pseudo-Differential Unipolar fIN = 1kHz, REFIN = 2.048V (REFIN Overdriven) l 99 110 dB Pseudo-Differential Bipolar fIN = 1kHz, REFIN = 2.048V (REFIN Overdriven) l 99 110 dB Fully Differential fIN = 1kHz, REFBUF = 5V (REFBUF Overdriven) (Note 9) 112 dB Pseudo-Differential Unipolar fIN = 1kHz, REFBUF = 5V (REFBUF Overdriven) (Note 9) 112 dB Pseudo-Differential Bipolar fIN = 1kHz, REFBUF = 5V (REFBUF Overdriven) (Note 9) 112 dB Fully Differential fIN = 1kHz, REFIN = 2.048V (REFIN Overdriven), SEL = 1 112.5 dB Pseudo-Differential Bipolar fIN = 1kHz, REFIN = 2.048V (REFIN Overdriven), SEL = 1 113.5 dB Channel-to-Channel Crosstalk fIN = 100kHz, Signal Applied to an OFF Channel –107 dB –3dB Input Linear Bandwidth 22 MHz Aperture Delay 500 ps Aperture Jitter 4 psRMS Transient Response Full-Scale Step 460 ns
i nTernal reFerence characTerisTics The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 4) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VREFIN Internal Reference Output Voltage 2.043 2.048 2.053 V VREFIN Temperature Coefficient (Note 11) l 4 20 ppm/°C REFIN Output Impedance 15 kΩ VREFIN Line Regulation VDD = 4.75V to 5.25V 0.06 mV/V REFIN Input Voltage Range (REFIN Overdriven) (Note 5) 1.25 2.4 V 237318f For more information www.linear.com/LTC2373-18 5 Document Outline Features Applications Description 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 Functional Block Diagram Timing Diagram
Dyna Mic accuracy The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C and AIN = –1dBFS. (Notes 4, 10) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
THD Total Harmonic Distortion Fully Differential fIN = 1kHz, REFIN = 2.048V (REFIN Overdriven) l –104 –114 dB Pseudo-Differential Unipolar fIN = 1kHz, REFIN = 2.048V (REFIN Overdriven) l –99 –110 dB Pseudo-Differential Bipolar fIN = 1kHz, REFIN = 2.048V (REFIN Overdriven) l –99 –110 dB Fully Differential fIN = 1kHz, REFBUF = 5V (REFBUF Overdriven) (Note 9) –111 dB Pseudo-Differential Unipolar fIN = 1kHz, REFBUF = 5V (REFBUF Overdriven) (Note 9) –110 dB Pseudo-Differential Bipolar fIN = 1kHz, REFBUF = 5V (REFBUF Overdriven) (Note 9) –110 dB Fully Differential fIN = 1kHz, REFIN = 2.048V (REFIN Overdriven), SEL = 1 –113 dB Pseudo-Differential Bipolar fIN = 1kHz, REFIN = 2.048V (REFIN Overdriven), SEL = 1 –110 dB SFDR Spurious Free Dynamic Range Fully Differential fIN = 1kHz, REFIN = 2.048V (REFIN Overdriven) l 104 114 dB Pseudo-Differential Unipolar fIN = 1kHz, REFIN = 2.048V (REFIN Overdriven) l 99 110 dB Pseudo-Differential Bipolar fIN = 1kHz, REFIN = 2.048V (REFIN Overdriven) l 99 110 dB Fully Differential fIN = 1kHz, REFBUF = 5V (REFBUF Overdriven) (Note 9) 112 dB Pseudo-Differential Unipolar fIN = 1kHz, REFBUF = 5V (REFBUF Overdriven) (Note 9) 112 dB Pseudo-Differential Bipolar fIN = 1kHz, REFBUF = 5V (REFBUF Overdriven) (Note 9) 112 dB Fully Differential fIN = 1kHz, REFIN = 2.048V (REFIN Overdriven), SEL = 1 112.5 dB Pseudo-Differential Bipolar fIN = 1kHz, REFIN = 2.048V (REFIN Overdriven), SEL = 1 113.5 dB Channel-to-Channel Crosstalk fIN = 100kHz, Signal Applied to an OFF Channel –107 dB –3dB Input Linear Bandwidth 22 MHz Aperture Delay 500 ps Aperture Jitter 4 psRMS Transient Response Full-Scale Step 460 ns
i nTernal reFerence characTerisTics The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 4) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VREFIN Internal Reference Output Voltage 2.043 2.048 2.053 V VREFIN Temperature Coefficient (Note 11) l 4 20 ppm/°C REFIN Output Impedance 15 kΩ VREFIN Line Regulation VDD = 4.75V to 5.25V 0.06 mV/V REFIN Input Voltage Range (REFIN Overdriven) (Note 5) 1.25 2.4 V 237318f For more information www.linear.com/LTC2373-18 5 Document Outline Features Applications Description 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 Functional Block Diagram Timing Diagram