Datenblatt-Suchmaschine für elektronische Bauteile |
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ADS8482IRGZR Datenblatt(PDF) 3 Page - Burr-Brown (TI) |
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ADS8482IRGZR Datenblatt(HTML) 3 Page - Burr-Brown (TI) |
3 / 31 page www.ti.com SPECIFICATIONS ADS8482 SLAS386A – JULY 2005 – REVISED JUNE 2006 T A = –40°C to 85°C, +VA = 5 V, +VBD = 3 V or 5 V, Vref = 4.096 V, fSAMPLE = 1 MSPS (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT ANALOG INPUT Full-scale input voltage(1) +IN – (–IN) –Vref Vref V +IN –0.2 Vref + 0.2 Absolute input voltage V –IN –0.2 Vref + 0.2 Common-mode input range (Vref)/2 – 0.2 (Vref)/2 (Vref)/2 + 0.2 V Input capacitance 65 pF Input leakage current 1 nA SYSTEM PERFORMANCE Resolution 18 Bits ADS8482I 18 No missing codes Bits ADS8482IB 18 ADS8482I –4 ±1.2 4 LSB Integral linearity (2) (18 bit)(3) ADS8482IB –2.5 ±1.2 2.5 ADS8482I –1 –0.6/0.75 1.5 LSB Differential linearity (18 bit) ADS8482IB –1 –0.6/0.75 1.5 ADS8482I –0.5 ±0.05 0.5 Offset error(4) mV ADS8482IB –0.5 ±0.05 0.5 ADS8482I ±0.05 Offset error temperature drift ppm/ °C ADS8482IB ±0.05 ADS8482I Vref = 4.096 V –0.1 ±0.035 0.1 %FS Gain error(4)(5) ADS8482IB Vref = 4.096 V –0.1 ±0.035 0.1 %FS ADS8482I ±0.5 Gain error temperature drift ppm/ °C ADS8482IB ±0.5 At dc ( ±0.2 V around V ref/2) 60 Common-mode rejection ratio dB +IN – (–IN) = 1 Vpp at 1 MHz 55 Noise 25 µV RMS Power supply rejection ratio At 1FFFFh output code 60 dB SAMPLING DYNAMICS Conversion time 625 650 ns Acquisition time 320 350 ns Throughput rate 1 MHz Aperture delay 4 ns Aperture jitter 5 ps Step response 150 ns Over voltage recovery 150 ns (1) Ideal input span, does not include gain or offset error. (2) This is endpoint INL, not best fit. (3) LSB means least significant bit (4) Measured relative to an ideal full-scale input [+IN – (–IN)] of 8.192 V (5) This specification does not include the internal reference voltage error and drift. 3 Submit Documentation Feedback |
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