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ADS7816UBG4 bảng dữ liệu(PDF) 2 Page - Texas Instruments |
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ADS7816UBG4 bảng dữ liệu(HTML) 2 Page - Texas Instruments |
2 / 24 page 2 ® ADS7816 SPECIFICATIONS At –40 °C to +85°C, +V CC = +5V, VREF = +5V, fSAMPLE = 200kHz, fCLK = 16 • fSAMPLE, unless otherwise specified. ADS7816 ADS7816B ADS7816C PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX MIN TYP MAX UNITS ANALOG INPUT Full-Scale Input Span +In – (–In) 0 VREF TT TT V Absolute Input Voltage +In –0.2 VCC +0.2 TT TT V –In –0.2 +0.2 TT TT V Capacitance 25 TT pF Leakage Current ±1 TT µA SYSTEM PERFORMANCE Resolution 12 TT Bits No Missing Codes 11 12 T Bits Integral Linearity Error ±0.5 ±2 ±0.5 ±2 ±0.5 ±1 LSB(1) Differential Linearity Error ±0.5 ±2 ±0.5 ±1 ±0.25 ±0.75 LSB Offset Error ±4 TT LSB Gain Error ±4 TT LSB Noise 33 TT µVrms Power Supply Rejection 82 TT dB SAMPLING DYNAMICS Conversion Time 12 TT Clk Cycles Acquisition Time 1.5 TT Clk Cycles Throughput Rate 200 TT kHz DYNAMIC CHARACTERISTICS Total Harmonic Distortion VIN = 5.0Vp-p at 1kHz –84 TT dB VIN = 5.0Vp-p at 5kHz –82 TT dB SINAD VIN = 5.0Vp-p at 1kHz 72 TT dB Spurious Free Dynamic Range VIN = 5.0Vp-p at 1kHz 86 TT dB REFERENCE INPUT Voltage Range 0.1 5 TT TT V Resistance CS = GND, fSAMPLE = 0Hz 5 TT G Ω CS = VCC 5 TT G Ω Current Drain At Code 710h 38 100 TT TT µA fSAMPLE = 12.5kHz 2.4 20 TT TT µA CS = VCC 0.001 3 TT TT µA DIGITAL INPUT/OUTPUT Logic Family CMOS TT Logic Levels: VIH IIH = +5µA3 +VCC +0.3 TT TT V VIL IIL = +5µA –0.3 0.8 TT TT V VOH IOH = –250µA 3.5 TT V VOL IOL = 250µA 0.4 TT V Data Format Straight Binary TT POWER SUPPLY REQUIREMENTS VCC Specified Performance 4.50 5.25 TT TT V Quiescent Current 380 700 TT TT µA fSAMPLE = 12.5kHz(2, 3) 30 TT µA fSAMPLE = 12.5kHz(3) 280 400 TT µA Power Down CS = VCC, fSAMPLE = 0Hz 3 TT µA TEMPERATURE RANGE Specified Performance –40 +85 TT TT °C T Specifications same as grade to the left. NOTE: (1) LSB means Least Significant Bit, with VREF equal to +5V, one LSB is 1.22mV. (2) fCLK = 3.2MHz, CS = VCC for 251 clock cycles out of every 256. (3) See the Power Dissipation section for more information regarding lower sample rates. |
Số phần tương tự - ADS7816UBG4 |
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Mô tả tương tự - ADS7816UBG4 |
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