Datasheet LTM2173-14 (Analog Devices) - 3
| 制造商 | Analog Devices |
| 描述 | 14-Bit, 80Msps Low Power Quad ADC |
| 页数 / 页 | 28 / 3 — CONVERTER CHARACTERISTICS. The. denotes the specifications which apply … |
| 修订版 | A |
| 文件格式/大小 | PDF / 414 Kb |
| 文件语言 | 英语 |
CONVERTER CHARACTERISTICS. The. denotes the specifications which apply over the full operating
该数据表的模型线
文件文字版本
link to page 17 LTM2173-14
CONVERTER CHARACTERISTICS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 5) LTM2173-14 PARAMETER CONDITIONS MIN TYP MAX UNITS
Resolution (No Missing Codes) l 14 Bits Integral Linearity Error Differential Analog Input (Note 6) l –2.75 ±1 2.75 LSB Differential Linearity Error Differential Analog Input l –0.8 ±0.3 0.8 LSB Offset Error (Note 7) l –12 ±3 12 mV Gain Error Internal Reference –1.3 %FS External Reference l –2.6 –1.3 0 %FS Offset Drift ±20 µV/°C Full-Scale Drift Internal Reference ±35 ppm/°C External Reference ±25 ppm/°C Gain Matching External Reference ±0.2 %FS Offset Matching ±3 mV Transition Noise External Reference 1.2 LSBRMS
ANALOG INPUT The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 5) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V + – IN Analog Input Range (AIN – AIN ) 1.7V < VDD < 1.9V l 1 to 2 VP-P V + – IN(CM) Analog Input Common Mode (AIN + AIN )/2 Differential Analog Input (Note 8) l VCM – 100mV VCM VCM + 100mV V VSENSE External Voltage Reference Applied to SENSE External Reference Mode l 0.625 1.250 1.300 V IINCM Analog Input Common Mode Current Per Pin, 80Msps 100 µA I + – IN1 Analog Input Leakage Current 0 < AIN , AIN < VDD, No Encode l –1 1 µA IIN2 PAR/SER Input Leakage Current 0 < PAR/SER < VDD l –3 3 µA IIN3 SENSE Input Leakage Current 0.625 < SENSE < 1.3V l –6 6 µA tAP Sample-and-Hold Acquisition Delay Time 0 ns tJITTER Sample-and-Hold Acquisition Delay Jitter 0.15 psRMS CMRR Analog Input Common Mode Rejection Ratio 80 dB BW-3B Full-Power Bandwidth Figure 6 Test Circuit 800 MHz Rev. A For more information www.analog.com 3 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Converter Characteristics Analog Input Dynamic Accuracy Internal Reference Characteristics Digital Inputs And Outputs Power Requirements Timing Characteristics Timing Diagrams Pin Functions Pin Configuration Table Functional Block Diagram Applications Information Package Description Related Parts Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Converter Characteristics Analog Input Dynamic Accuracy Internal Reference Characteristics Digital Inputs And Outputs Power Requirements Timing Characteristics Timing Diagrams Typical Performance Characteristics Pin Functions Pin Configuration Table Functional Block Diagram Applications Information Converter Operation Analog Input Input Drive Circuits Digital Outputs Data Format Device Programming Modes Grounding and Bypassing Heat Transfer Package Description Revision History Typical Application Related Parts
CONVERTER CHARACTERISTICS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 5) LTM2173-14 PARAMETER CONDITIONS MIN TYP MAX UNITS
Resolution (No Missing Codes) l 14 Bits Integral Linearity Error Differential Analog Input (Note 6) l –2.75 ±1 2.75 LSB Differential Linearity Error Differential Analog Input l –0.8 ±0.3 0.8 LSB Offset Error (Note 7) l –12 ±3 12 mV Gain Error Internal Reference –1.3 %FS External Reference l –2.6 –1.3 0 %FS Offset Drift ±20 µV/°C Full-Scale Drift Internal Reference ±35 ppm/°C External Reference ±25 ppm/°C Gain Matching External Reference ±0.2 %FS Offset Matching ±3 mV Transition Noise External Reference 1.2 LSBRMS
ANALOG INPUT The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 5) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V + – IN Analog Input Range (AIN – AIN ) 1.7V < VDD < 1.9V l 1 to 2 VP-P V + – IN(CM) Analog Input Common Mode (AIN + AIN )/2 Differential Analog Input (Note 8) l VCM – 100mV VCM VCM + 100mV V VSENSE External Voltage Reference Applied to SENSE External Reference Mode l 0.625 1.250 1.300 V IINCM Analog Input Common Mode Current Per Pin, 80Msps 100 µA I + – IN1 Analog Input Leakage Current 0 < AIN , AIN < VDD, No Encode l –1 1 µA IIN2 PAR/SER Input Leakage Current 0 < PAR/SER < VDD l –3 3 µA IIN3 SENSE Input Leakage Current 0.625 < SENSE < 1.3V l –6 6 µA tAP Sample-and-Hold Acquisition Delay Time 0 ns tJITTER Sample-and-Hold Acquisition Delay Jitter 0.15 psRMS CMRR Analog Input Common Mode Rejection Ratio 80 dB BW-3B Full-Power Bandwidth Figure 6 Test Circuit 800 MHz Rev. A For more information www.analog.com 3 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Converter Characteristics Analog Input Dynamic Accuracy Internal Reference Characteristics Digital Inputs And Outputs Power Requirements Timing Characteristics Timing Diagrams Pin Functions Pin Configuration Table Functional Block Diagram Applications Information Package Description Related Parts Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Converter Characteristics Analog Input Dynamic Accuracy Internal Reference Characteristics Digital Inputs And Outputs Power Requirements Timing Characteristics Timing Diagrams Typical Performance Characteristics Pin Functions Pin Configuration Table Functional Block Diagram Applications Information Converter Operation Analog Input Input Drive Circuits Digital Outputs Data Format Device Programming Modes Grounding and Bypassing Heat Transfer Package Description Revision History Typical Application Related Parts