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ADC10732 Datasheet(PDF) 6 Page - Texas Instruments |
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ADC10732 Datasheet(HTML) 6 Page - Texas Instruments |
6 / 34 page ADC10731, ADC10732, ADC10734, ADC10738 SNAS081D – MAY 1999 – REVISED MARCH 2013 www.ti.com Electrical Characteristics (continued) The following specifications apply for V + = AV+ = DV+ = +5.0 V DC, VREF+ = 2.5 VDC, VREF− = GND, VIN− = 2.5V for Signed Characteristics, VIN− = GND for Unsigned Characteristics and fCLK = 2.5 MHz unless otherwise specified. Boldface limits apply for TA = TJ = TMIN to TMAX; all other limits TA = TJ = +25°C. (1)(2)(3)(4) Units Parameter Test Conditions Typ(5) Limits(6) (Limits) DYNAMIC UNSIGNED CONVERTER CHARACTERISTIC VREF+ = 4.096V, S/(N+D) Signal-to-Noise Plus Distortion Ratio VIN = 4.0 VPP, and 60 dB fIN =1 kHz to 15 kHz VREF+ = 4.096V, ENOB Effective Bits VIN = 4.0 VPP, and 9.8 Bits fIN = 1 kHz to 15 kHz VREF+ = 4.096V, THD Total Harmonic Distortion VIN = 4.0 VPP, and −70 dB fIN = 1 kHz to 15 kHz VREF+ = 4.096V, IMD Intermodulation Distortion VIN = 4.0 VPP, and −73 dB fIN = 1 kHz to 15 kHz VIN = 4.0 VPP, VREF+ = 4.096V, Full-Power Bandwidth 380 kHz where S/(N+D) decreases 3 dB fIN = 15 kHz, Multiplexer Chan to Chan Crosstalk −80 dB VREF+ = 4.096V REFERENCE INPUT AND MULTIPLEXER CHARACTERISTICS 7 k Ω Reference Input Resistance 5.0 k Ω(min) 9.5 k Ω(max) CREF Reference Input Capacitance 70 pF −50 mV (min) MUX Input Voltage AV+ + 50mV (max) CIM MUX Input Capacitance 47 pF On Channel = 5V and −0.4 −3.0 μA (max) Off Channel = 0V Off Channel Leakage Current(9) On Channel = 0V and 0.4 3.0 μA (max) Off Channel = 5V On Channel = 5V and 0.4 3.0 μA (max) Off Channel = 0V On Channel Leakage Current(9) On Channel = 0V and −0.4 −3.0 μA (max) Off Channel = 5V REFERENCE CHARACTERISTICS VREFOut Reference Output Voltage 2.5V ±0.5% 2.5V ±2% V (max) ΔVREF/Δ VREFOut Temperature Coefficient ±40 ppm/°C T ΔVREF/ΔI %/mA Load Regulation, Sourcing 0 mA ≤ IL ≤ +4 mA ±0.003 ±0.05 L (max) ΔVREF/ΔI %/mA Load Regulation, Sinking 0 mA ≤ IL ≤ −1 mA ±0.2 ±0.6 L (max) Line Regulation 5V ±10% ±0.3 ±2.5 mV (max) ISC Short Circuit Current VREFOut = 0V 13 22 mA (max) 10 Hz to 10 kHz, Noise Voltage 5 μV CL = 100 μF ΔVREF/Δt Long-term Stability ±120 ppm/kHr tSU Start-Up Time CL = 100 μF 100 ms (9) Channel leakage current is measured after the channel selection. 6 Submit Documentation Feedback Copyright © 1999–2013, Texas Instruments Incorporated Product Folder Links: ADC10731 ADC10732 ADC10734 ADC10738 |
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