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ADC121S625EVAL bảng dữ liệu(PDF) 3 Page - National Semiconductor (TI) |
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ADC121S625EVAL bảng dữ liệu(HTML) 3 Page - National Semiconductor (TI) |
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3 / 20 page  Absolute Maximum Ratings (Notes 1, 2) If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. Analog Supply Voltage V A −0.3V to 6.5V Voltage on Any Pin to GND −0.3V to (V A +0.3V) Input Current at Any Pin (Note 3) ±10 mA Package Input Current (Note 3) ±50 mA Power Consumption at T A = 25˚C See (Note 4) ESD Susceptibility (Note 5) Human Body Model Machine Model 2500V 250V Charge Device Modeling (CDM) 750V Soldering Temperature, Infrared, 10 seconds (Note 6) 260˚C Junction Temperature +150˚C Storage Temperature −65˚C to +150˚C Operating Ratings (Notes 1, 2) Operating Temperature Range −40˚C ≤ T A ≤ +85˚C Supply Voltage, V A +4.5V to +5.5V Reference Voltage, V REF +0.1V to 2.5V Input Common-Mode Voltage, V CM See Figure 1 (Sect 2.3) Digital Input Pins Voltage Range 0 to V A Clock Frequency 0.8 MHz to 3.2 MHz Differential Analog Input Voltage −V REF to +VREF Package Thermal Resistance Package θ JA 8-lead MSOP 20˚C / W ADC121S625 Converter Electrical Characteristics (Note 8) The following specifications apply for V A = +4.5V to 5.5V, VREF = 2.5V, fSCLK = 0.8 to 3.2 MHz, fIN = 20 kHz, CL = 100 pF, un- less otherwise noted. Boldface limits apply for T A =TMIN to TMAX: all other limits TA = 25˚C. Symbol Parameter Conditions Typical Limits Units (Note 7) STATIC CONVERTER CHARACTERISTICS Resolution with No Missing Codes 12 Bits INL Integral Non-Linearity +0.5 −0.3 +1.0 -1.0 LSB (max) LSB (min) DNL Differential Non-Linearity ±0.4 ±0.75 LSB (max) OE Offset Error 0.4 ±4 LSB (max) FSE Positive Full-Scale Error +0.2 LSB Negative Full-Scale Error +0.2 LSB GE Gain Error -0.05 ±4 LSB DYNAMIC CONVERTER CHARACTERISTICS SINAD Signal-to-Noise Plus Distortion Ratio f IN = 20 kHz, −0.1 dBFS 72.6 68.5 dBc (min) SNR Signal-to-Noise Ratio f IN = 20 kHz, −0.1 dBFS 72.9 70 dBc (min) THD Total Harmonic Distortion f IN = 20 kHz, −0.1 dBFS −84 −74 dBc (max) SFDR Spurious-Free Dynamic Range f IN = 20 kHz, −0.1 dBFS 85.2 74 dBc (min) ENOB Effective Number of Bits f IN = 20 kHz, −0.1 dBFS 11.8 11.1 bits (min) FPBW −3 dB Full Power Bandwidth Output at 70.7%FS with FS Input Differential Input 26 MHz Single-Ended Input 22 MHz ANALOG INPUT CHARACTERISTICS V IN Differential Input Range −V REF V (min) +V REF V (max) I DCL DC Leakage Current ±0.04 ±2 µA (max) C INA Input Capacitance In Track Mode 17 pF In Hold Mode 3 pF CMRR Common Mode Rejection Ratio 82 dB V REF Reference Voltage Range 0.1 V (min) 2.5 V (max) www.national.com 3 |
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