Datasheet LTC1403-1, LTC1403A-1 (Analog Devices) - 3
| 制造商 | Analog Devices |
| 描述 | Serial 14-Bit, 2.8Msps Sampling ADCs with Shutdown |
| 页数 / 页 | 24 / 3 — ANALOG INPUT. The. denotes the specifications which apply over the full … |
| 文件格式/大小 | PDF / 576 Kb |
| 文件语言 | 英语 |
ANALOG INPUT. The. denotes the specifications which apply over the full operating temperature range, otherwise
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LTC1403-1/LTC1403A-1
ANALOG INPUT The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. VDD = 3V SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
tACQ Sample-and-Hold Acquisition Time (Note 6) l 39 ns tAP Sample-and-Hold Aperture Delay Time 1 ns tJITTER Sample-and-Hold Aperture Delay Time Jitter 0.3 ps CMRR Analog Input Common Mode Rejection Ratio fIN = 1MHz, VIN = 0V to 3V –60 dB fIN = 100MHz, VIN = 0V to 3V –15 dB
DYNAMIC ACCURACY The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at T + – A = 25°C. VDD = 3V. Single-ended AIN signal drive with AIN = 1.5V DC. Differential signal drive with V + – CM = 1.5V at AIN and AIN LTC1403-1 LTC1403A-1 Symbol PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS
SINAD Signal-to-Noise Plus 100kHz Input Signal (Note 19) 70.5 73.5 dB Distortion Ratio 1.4MHz Input Signal (Note 19) l 68 70.5 70 73.5 dB 100kHz Input Signal, External VREF = 3.3V, 72 76.3 dB VDD ≥ 3.3V (Note 19) 750kHz Input Signal, External VREF = 3.3V, 72 76.3 dB VDD ≥ 3.3V (Note 19) THD Total Harmonic 100kHz First 5 Harmonics (Note 19) –87 –90 dB Distortion 1.4MHz First 5 Harmonics (Note 19) l –83 –76 –86 –78 dB SFDR Spurious Free 100kHz Input Signal (Note 19) –87 –90 dB Dynamic Range 1.4MHz Input Signal (Note 19) –83 –86 dB IMD Intermodulation 0.625VP-P 1.4MHz Summed with 0.625VP-P –82 –82 dB Distortion 1.56MHz into A + – IN and Inverted into AIN Code-to-Code VREF = 2.5V (Note 18) 0.25 1 LSBRMS Transition Noise Full Power Bandwidth VIN = 2.5VP-P, SDO = 11585LSBP-P (Note 15) 50 50 MHz Full Linear Bandwidth S/(N + D) ≥ 68dB 5 5 MHz
INTERNAL REFERENCE CHARACTERISTICS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. VDD = 3V PARAMETER CONDITIONS MIN TYP MAX UNITS
VREF Output Voltage IOUT = 0 2.5 V VREF Output Tempco 15 ppm/°C VREF Line Regulation VDD = 2.7V to 3.6V, VREF = 2.5V 600 µV/V VREF Output Resistance Load Current = 0.5mA 0.2 Ω VREF Settling Time 2 ms 14031fd For more information www.linear.com/LTC1403-1 3 Document Outline Features Applications Description Block Diagram Absolute Maximum Ratings Pin Configuration Order Information Converter Characteristics Analog Input Dynamic Accuracy Internal Reference Characteristics Digital Inputs and Digital Outputs Power Requirements Timing Characteristics Typical Performance Characteristics Pin Functions Block Diagram Timing Diagram Applications Information Revision History Related Parts
ANALOG INPUT The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. VDD = 3V SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
tACQ Sample-and-Hold Acquisition Time (Note 6) l 39 ns tAP Sample-and-Hold Aperture Delay Time 1 ns tJITTER Sample-and-Hold Aperture Delay Time Jitter 0.3 ps CMRR Analog Input Common Mode Rejection Ratio fIN = 1MHz, VIN = 0V to 3V –60 dB fIN = 100MHz, VIN = 0V to 3V –15 dB
DYNAMIC ACCURACY The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at T + – A = 25°C. VDD = 3V. Single-ended AIN signal drive with AIN = 1.5V DC. Differential signal drive with V + – CM = 1.5V at AIN and AIN LTC1403-1 LTC1403A-1 Symbol PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS
SINAD Signal-to-Noise Plus 100kHz Input Signal (Note 19) 70.5 73.5 dB Distortion Ratio 1.4MHz Input Signal (Note 19) l 68 70.5 70 73.5 dB 100kHz Input Signal, External VREF = 3.3V, 72 76.3 dB VDD ≥ 3.3V (Note 19) 750kHz Input Signal, External VREF = 3.3V, 72 76.3 dB VDD ≥ 3.3V (Note 19) THD Total Harmonic 100kHz First 5 Harmonics (Note 19) –87 –90 dB Distortion 1.4MHz First 5 Harmonics (Note 19) l –83 –76 –86 –78 dB SFDR Spurious Free 100kHz Input Signal (Note 19) –87 –90 dB Dynamic Range 1.4MHz Input Signal (Note 19) –83 –86 dB IMD Intermodulation 0.625VP-P 1.4MHz Summed with 0.625VP-P –82 –82 dB Distortion 1.56MHz into A + – IN and Inverted into AIN Code-to-Code VREF = 2.5V (Note 18) 0.25 1 LSBRMS Transition Noise Full Power Bandwidth VIN = 2.5VP-P, SDO = 11585LSBP-P (Note 15) 50 50 MHz Full Linear Bandwidth S/(N + D) ≥ 68dB 5 5 MHz
INTERNAL REFERENCE CHARACTERISTICS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. VDD = 3V PARAMETER CONDITIONS MIN TYP MAX UNITS
VREF Output Voltage IOUT = 0 2.5 V VREF Output Tempco 15 ppm/°C VREF Line Regulation VDD = 2.7V to 3.6V, VREF = 2.5V 600 µV/V VREF Output Resistance Load Current = 0.5mA 0.2 Ω VREF Settling Time 2 ms 14031fd For more information www.linear.com/LTC1403-1 3 Document Outline Features Applications Description Block Diagram Absolute Maximum Ratings Pin Configuration Order Information Converter Characteristics Analog Input Dynamic Accuracy Internal Reference Characteristics Digital Inputs and Digital Outputs Power Requirements Timing Characteristics Typical Performance Characteristics Pin Functions Block Diagram Timing Diagram Applications Information Revision History Related Parts