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ADC081S051CIMF 데이터시트(PDF) 4 Page - Texas Instruments |
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4 / 26 page ADC081S051 SNAS309E – APRIL 2005 – REVISED MARCH 2013 www.ti.com ADC081S051 Converter Electrical Characteristics (1) (2) The following specifications apply for VA = +2.7V to 5.25V, GND = 0V, fSCLK = 4 MHz to 10 MHz, fSAMPLE = 200 ksps to 500 ksps, CL = 15 pF, unless otherwise noted. Boldface limits apply for TA = TMIN to TMAX: all other limits TA = 25°C. Symbol Parameter Conditions Typical Limits(2) Units STATIC CONVERTER CHARACTERISTICS Resolution with No Missing Codes 8 Bits VA = +2.7V to +3.6V ±0.04 ±0.3 LSB (max) INL Integral Non-Linearity +0.06 LSB (max) VA = +4.75V to +5.25V ±0.3 −0.045 LSB (min) VA = +2.7V to +3.6V ±0.05 ±0.2 LSB (max) DNL Differential Non-Linearity +0.06 LSB (max) VA = +4.75V to +5.25V ±0.2 −0.05 LSB (min) VA = +2.7V to +3.6V −0.01 ±0.2 LSB (max) VOFF Offset Error VA = +4.75V to +5.25V +0.04 ±0.2 LSB (max) VA = +2.7V to +3.6V +0.01 ±0.4 LSB (max) GE Gain Error VA = +4.75V to +5.25V −0.075 ±0.4 LSB (max) +0.04 LSB (max) VA = +2.7V to +3.6V ±0.3 −0.045 LSB (min) TUE Total Unadjusted Error +0.07 LSB (max) VA = +4.75V to +5.25V ±0.3 −0.055 LSB (min) DYNAMIC CONVERTER CHARACTERISTICS VA = +2.7 to 5.25V SINAD Signal-to-Noise Plus Distortion Ratio 49.5 49 dB (min) fIN = 100 kHz, −0.02 dBFS VA = +2.7 to 5.25V SNR Signal-to-Noise Ratio 49.6 49 dB (min) fIN = 100 kHz, −0.02 dBFS VA = +2.7 to 5.25V THD Total Harmonic Distortion −77 −65 dB (max) fIN = 100 kHz, −0.02 dBFS VA = +2.7 to 5.25V SFDR Spurious-Free Dynamic Range 68 65 dB (min) fIN = 100 kHz, −0.02 dBFS VA = +2.7 to 5.25V ENOB Effective Number of Bits 7.9 7.8 Bits (min) fIN = 100 kHz, −0.02 dBFS Intermodulation Distortion, Second VA = +5.25V −83 dB Order Terms fa = 103.5 kHz, fb = 113.5 kHz IMD Intermodulation Distortion, Third Order VA = +5.25V −82 dB Terms fa = 103.5 kHz, fb = 113.5 kHz VA = +5V 11 MHz FPBW -3 dB Full Power Bandwidth VA = +3V 8 MHz ANALOG INPUT CHARACTERISTICS VIN Input Range 0 to VA V IDCL DC Leakage Current ±1 µA (max) Track Mode 30 pF CINA Input Capacitance Hold Mode 4 pF DIGITAL INPUT CHARACTERISTICS VA = +5.25V 2.4 V (min) VIH Input High Voltage VA = +3.6V 2.1 V (min) VA = +5.25V 0.8 V (max) VIL Input Low Voltage VA = +3.6V 0.4 V (max) IIN Input Current VIN = 0V or VA ±0.1 ±1 µA (max) CIND Digital Input Capacitance 2 4 pF (max) (1) Tested limits are ensured to AOQL (Average Outgoing Quality Level). (2) Data sheet min/max specification limits are ensured by design, test, or statistical analysis. 4 Submit Documentation Feedback Copyright © 2005–2013, Texas Instruments Incorporated Product Folder Links: ADC081S051 |
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