Datasheet LTM9012 (Analog Devices) - 3
| 制造商 | Analog Devices |
| 描述 | Quad 14-Bit, 125Msps ADC with Integrated Drivers |
| 页数 / 页 | 28 / 3 — converTer characTerisTics. The. denotes the specifications which apply … |
| 文件格式/大小 | PDF / 2.1 Mb |
| 文件语言 | 英语 |
converTer characTerisTics. The. denotes the specifications which apply over the full operating
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LTM9012
converTer characTerisTics The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 6) PARAMETER CONDITIONS MIN TYP MAX UNITS
Resolution (No Missing Codes) l 14 Bits Integral Linearity Error Differential Analog Input (Note 7) l –5 ±1.2 5 LSB Differential Linearity Error Differential Analog Input l –0.9 ±0.3 0.9 LSB Offset Error (Note 8) l –37 ±3 37 mV Gain Error Internal Reference –1.3 %FS External Reference l –3.6 –1.3 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 6) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VIN Differential Analog Input Range (CH+ – CH–) LTM9012-AB l 0.2 VP-P at –1dBFS VIN(CM) Analog Input Common Mode (CH+ + CH–)/2 Differential Analog Input (Note 9) 0 to 1.5 V VSENSE External Voltage Reference Applied to SENSE External Reference Mode l 0.625 1.250 1.300 V RIN Differential Input Resistance LTM9012-AB 100 Ω IIN(P/S) Input Leakage Current 0 < PAR/SER < VDD l –3 3 µA IIN(SENSE) Input Leakage Current 0.625V < 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 90 dB BW-3dB 3dB Corner of Internal Lowpass Filter 90 MHz
DynaMic accuracy The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 6) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
SNR Signal-to-Noise Ratio 70MHz Input l 66.5 68.3 dBFS SFDR Spurious Free Dynamic Range 70MHz Input l 66.9 78 dBFS 2nd or 3rd Harmonic Spurious Free Dynamic Range 70MHz Input l 76.9 86 dBFS 4th Harmonic or Higher S/N+D Signal-to-Noise Plus Distortion Ratio 70MHz Input l 64.7 66.7 dBFS Crosstalk, Near Channel 10MHz (Note 12) 70 dBc Crosstalk, Far Channel 10MHz (Note 12) 90 dBc 9012fa For more information www.linear.com/LTM9012 3 Document Outline Features Applications Description 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 Electrical Characteristics Timing Diagrams Typical Performance Characteristics Pin Functions Pin Configuration Table Block Diagram Applications Information Typical Application 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 6) PARAMETER CONDITIONS MIN TYP MAX UNITS
Resolution (No Missing Codes) l 14 Bits Integral Linearity Error Differential Analog Input (Note 7) l –5 ±1.2 5 LSB Differential Linearity Error Differential Analog Input l –0.9 ±0.3 0.9 LSB Offset Error (Note 8) l –37 ±3 37 mV Gain Error Internal Reference –1.3 %FS External Reference l –3.6 –1.3 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 6) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VIN Differential Analog Input Range (CH+ – CH–) LTM9012-AB l 0.2 VP-P at –1dBFS VIN(CM) Analog Input Common Mode (CH+ + CH–)/2 Differential Analog Input (Note 9) 0 to 1.5 V VSENSE External Voltage Reference Applied to SENSE External Reference Mode l 0.625 1.250 1.300 V RIN Differential Input Resistance LTM9012-AB 100 Ω IIN(P/S) Input Leakage Current 0 < PAR/SER < VDD l –3 3 µA IIN(SENSE) Input Leakage Current 0.625V < 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 90 dB BW-3dB 3dB Corner of Internal Lowpass Filter 90 MHz
DynaMic accuracy The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 6) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
SNR Signal-to-Noise Ratio 70MHz Input l 66.5 68.3 dBFS SFDR Spurious Free Dynamic Range 70MHz Input l 66.9 78 dBFS 2nd or 3rd Harmonic Spurious Free Dynamic Range 70MHz Input l 76.9 86 dBFS 4th Harmonic or Higher S/N+D Signal-to-Noise Plus Distortion Ratio 70MHz Input l 64.7 66.7 dBFS Crosstalk, Near Channel 10MHz (Note 12) 70 dBc Crosstalk, Far Channel 10MHz (Note 12) 90 dBc 9012fa For more information www.linear.com/LTM9012 3 Document Outline Features Applications Description 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 Electrical Characteristics Timing Diagrams Typical Performance Characteristics Pin Functions Pin Configuration Table Block Diagram Applications Information Typical Application Package Description Revision History Typical Application Related Parts