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AD5424 Scheda tecnica(PDF) 3 Page - Analog Devices |
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AD5424 Scheda tecnica(HTML) 3 Page - Analog Devices |
3 / 20 page DAC08 Rev. C | Page 3 of 20 SPECIFICATIONS ELECTRICAL CHARACTERISTICS VS = ±15 V, IREF = 2.0 mA, –55°C ≤ TA ≤ +125°C for DAC08/DAC08A, 0°C ≤ TA ≤ +70°C for DAC08E and DAC08H, −40°C to +85°C for DAC08C, unless otherwise noted. Output characteristics refer to both IOUT and IOUT. Table 1. DAC08A/DAC08H DAC08E DAC08C Parameter Symbol Conditions Min Typ Max Min Typ Max Min Typ Max Unit Resolution 8 8 8 Bits Monotonicity 8 8 8 Bits Nonlinearity NL ±0.1 ±0.19 ±0.39 %FS Settling Time tS To ±1/2 LSB, all bits switched on or off, TA = 25°C1 85 135 85 150 85 150 ns Propagation Delay Each Bit tPLH TA = 25°C 1 35 60 35 60 35 60 ns All Bits Switched tPHL 35 60 35 60 35 60 ns Full-Scale Tempco 1 TCIFS ±10 ±50 ±10 ±80 ±10 ±80 ppm/°C DAC08E ±50 Output Voltage Compliance VOC Full-scale current (True Compliance) Change <1/2 LSB, ROUT > 20 MΩ typ −10 +18 −10 +18 –10 +18 V Full Range Current IFR4 VREF = 10.000 V R14, R15 = 5.000 kΩ TA = 25°C 1.984 1.992 2.000 1.94 1.99 2.04 1.94 1.99 2.04 mA Full Range Symmetry IFRS IFR4 − IFR2 ±0.5 ±4 ±1 ±8 ±2 ±16 µA Zero-Scale Current IZS 0.1 1 0.2 2 0.2 4 µA Output Current Range IOR1 R14, R15 = 5.000 kΩ 2.1 2.1 2.1 mA IOR2 VREF = +15.0 V, V− = −10 V VREF = +25.0 V, 4.2 4.2 4.2 mA V− = −12 V Output Current Noise IREF = 2 mA 25 25 25 nA Logic Input Levels Logic 0 VIL VLC = 0 V 0.8 0.8 0.8 V Logic 1 VIL 2 2 2 V Logic Input Current VLC = 0 V Logic 0 IIL VIN = −10 V to +0.8 V −2 −10 −2 −10 −2 −10 µA Logic 1 IIH VIN = 2.0 V to 18 V 0.002 10 0.002 10 0.002 10 µA Logic Input Swing VIS V− = −15 V −10 +18 −10 +18 −10 +18 V Logic Threshold Range VTHR VS = ±15 V 1 −10 +13.5 −10 +13.5 −10 +13.5 V Reference Bias Current I15 −1 −3 −1 −3 −1 −3 µA Reference Input dI/dt REQ = 200 Ω 4 8 4 8 4 8 mA/µs Slew Rate RL = 100 Ω CC = 0 pF. See Figure 7.1 Power Supply Sensitivity PSSIFS+ V+ = 4.5 V to 18 V ±0.0003 ±0.01 ±0.0003 ±0.01 ±0.0003 ±0.01 %∆IO/%∆V+ PSSIFS– V− = −4.5 V to −18 V ±0.002 ±0.01 ±0.002 ±0.01 ±0.002 ±0.01 %∆IO/%∆V− IREF = 1.0 mA |
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