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AD7392 датащи(PDF) 3 Page - Analog Devices |
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AD7392 датащи(HTML) 3 Page - Analog Devices |
3 / 11 page –3– REV. A AD7392/AD7393 AD7393 ELECTRICAL CHARACTERISTICS Parameter Symbol Conditions 3 V 10% 5 V 10% Units STATIC PERFORMANCE Resolution 1 N 10 10 Bits Relative Accuracy 2 INL TA = 25 °C 1.75 1.75 LSB max TA = 40 °C, 85°C, 125°C 2.0 2.0 LSB max Differential Nonlinearity 2 DNL Monotonic 0.8 0.8 LSB max Zero-Scale Error VZSE Data = 000H 9.0 9.0 mV max Full-Scale Voltage Error VFSE TA = 25 °C, 85°C, 125°C, 32 32 mV max Data = 3FFH TA = 40 °C, Data = 3FF H 42 42 mV max Full-Scale Tempco 3 TCVFS 28 28 ppm/ °C typ REFERENCE INPUT VREF IN Range VREF 0/VDD 0/VDD V min/max Input Resistance RREF 2.5 2.5 M Ω typ4 Input Capacitance 3 CREF 5 5 pF typ ANALOG OUTPUT Output Current (Source) IOUT Data = 200H, ∆V OUT = 5 LSB 1 1 mA typ Output Current (Sink) IOUT Data = 200H, ∆V OUT = 5 LSB 3 3 mA typ Capacitive Load3 CL No Oscillation 100 100 pF typ LOGIC INPUTS Logic Input Low Voltage VIL 0.5 0.8 V max Logic Input High Voltage VIH VDD 0.6 VDD 0.6 V min Input Leakage Current IIL 10 10 µA max Input Capacitance3 CIL 10 10 pF max INTERFACE TIMING 3, 5 Chip Select Write Width tCS 45 45 ns Data Setup tDS 30 15 ns Data Hold tDH 20 5 ns Reset Pulsewidth tRS 40 30 ns AC CHARACTERISTICS Output Slew Rate SR Data = 000H to 3FFH to 000H 0.05 0.05 V/ µs typ Settling Time6 tS To 0.1% of Full Scale 70 60 µs typ Shutdown Recovery Time tSDR 80 µs typ DAC Glitch Q Code 7FFH to 800H to 7FFH 65 65 nV/s typ Digital Feedthrough Q 15 15 nV/s typ Feedthrough VOUT/VREF VREF = 1.5 V dc 1 V p-p, Data = 000H, f = 100 kHz –63 –63 dB typ SUPPLY CHARACTERISTICS Power Supply Range VDD RANGE DNL < 1 LSB 2.7/5.5 2.7/5.5 V min/max Positive Supply Current IDD VIL = 0 V, No Load, TA = 25 °C55 55 µA typ VIL = 0 V, No Load 100 100 µA max Shutdown Supply Current IDD –SD SHDN = 0, V IL = 0 V, No Load 0.1/1.5 0.1/1.5 µA typ/max Power Dissipation PDISS VIL = 0 V, No Load 300 500 µW max Power Supply Sensitivity PSS ∆V DD = 5% 0.006 0.006 %/% max NOTES 1One LSB = V REF/1024 V for the 10-bit AD7393. 2The first two codes (000 H, 001H) are excluded from the linearity error measurement. 3These parameters are guaranteed by design and not subject to production testing. 4Typicals represent average readings measured at +25 °C. 5All input control signals are specified with t R = tF = 2 ns (10% to 90% of 3 V) and timed from a voltage level of 1.6 V. 6The settling time specification does not apply for negative going transitions within the last 3 LSBs of ground. Specifications subject to change without notice. (@ VREF IN = 2.5 V, 40 C < TA < 85 C, unless otherwise noted) |
Аналогичный номер детали - AD7392 |
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Аналогичное описание - AD7392 |
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