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ADC122S101CIMM Datasheet(PDF) 4 Page - Texas Instruments |
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ADC122S101CIMM Datasheet(HTML) 4 Page - Texas Instruments |
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4 / 27 page  ADC122S101 SNAS286D – MARCH 2005 – REVISED MARCH 2013 www.ti.com ADC122S101 Converter Electrical Characteristics (1) The following specifications apply for VA = +2.7 V to 5.25 V, GND = 0V, fSCLK = 8 MHz to 16 MHz, fSAMPLE = 500 ksps to 1 Msps, CL = 35 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 12 Bits +0.64 +1.6 LSB (max) INL Integral Non-Linearity −0.64 −1.2 LSB (min) +0.9 +1.6 LSB (max) DNL Differential Non-Linearity −0.6 −1.0 LSB (min) VOFF Offset Error +0.44 ±1.3 LSB (max) OEM Channel to Channel Offset Error Match ±0.1 ±1.0 LSB (max) FSE Full-Scale Error −0.34 ±1.5 LSB (max) Channel to Channel Full-Scale Error FSEM ±0.1 ±1.0 LSB (max) Match DYNAMIC CONVERTER CHARACTERISTICS VA = +2.7 to 5.25V, SINAD Signal-to-Noise Plus Distortion Ratio 72 69.2 dB (min) fIN = 40.3 kHz, −0.02 dBFS VA = +2.7 to 5.25V SNR Signal-to-Noise Ratio 72.4 70.6 dB (min) fIN = 40.3 kHz, −0.02 dBFS VA = +2.7 to 5.25V, THD Total Harmonic Distortion −82 −75 dB (max) fIN = 40.3 kHz, −0.02 dBFS VA = +2.7 to 5.25V SFDR Spurious-Free Dynamic Range 83 76 dB (min) fIN = 40.3 kHz, −0.02 dBFS ENOB Effective Number of Bits VA = +2.7 to 5.25V 11.7 11.2 Bits (min) VA = +5.25V Channel-to-Channel Crosstalk −86 dB fIN = 40.3 kHz Intermodulation Distortion, Second VA = +5.25V, −87 dB Order Terms fa = 40.161 kHz, fb = 41.015 kHz IMD Intermodulation Distortion, Third Order VA = +5.25V −88 dB Terms fa = 40.161 kHz, fb = 41.015 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 ±0.02 ±1 µA (max) Track Mode 33 pF CINA Input Capacitance Hold Mode 3 pF DIGITAL INPUT CHARACTERISTICS VA = +5.25V 2.4 V (min) VIH Input High Voltage VA = +3.6V 2.1 V (min) VIL Input Low Voltage 0.8 V (max) IIN Input Current VIN = 0V or VIN = VA ±0.1 ±10 µA (max) CIND Digital Input Capacitance 2 4 pF (max) DIGITAL OUTPUT CHARACTERISTICS ISOURCE = 200 µA VA − 0.03 VA − 0.5 V (min) VOH Output High Voltage ISOURCE = 1 mA VA − 0.1 V ISINK = 200 µA 0.02 0.4 V (max) VOL Output Low Voltage ISINK = 1 mA 0.1 V IOZH, IOZL TRI-STATE Leakage Current ±0.01 ±1 µA (max) (1) Min/max specification limits are specified by design, test, or statistical analysis. (2) Tested limits are specified to TI's AOQL (Average Outgoing Quality Level). 4 Submit Documentation Feedback Copyright © 2005–2013, Texas Instruments Incorporated Product Folder Links: ADC122S101 |
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