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AD7225KPZ Datasheet(PDF) 4 Page - Analog Devices |
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AD7225KPZ Datasheet(HTML) 4 Page - Analog Devices |
4 / 24 page AD7225 Rev. C | Page 4 of 24 SINGLE SUPPLY VDD = 15 V ± 5%; VSS = AGND = DGND = 0 V; VREFx = 10 V, unless otherwise noted. All specifications TMIN to TMAX, unless otherwise noted. Table 2. Parameter K, B Versions1 L, C Versions1 Unit Conditions/Comments STATIC PERFORMANCE Resolution 8 8 Bits Total Unadjusted Error2 ±2 ±1 LSB max Differential Nonlinearity2 ±1 ±1 LSB max Guaranteed monotonic REFERENCE INPUT Voltage Range 2 to (VDD − 4) 2 to (VDD − 4) V min to V max Input Resistance 11 11 kΩ min Input Capacitance3 50 50 pF max Occurs when each DAC is loaded with all 1s Channel-to-Channel Isolation2, 3 60 60 dB min VREF = 10 V p-p sine wave at 10 kHz AC Feedthrough2, 3 −70 −70 dB max VREF = 10 V p-p sine wave at 10 kHz DIGITAL INPUTS Input High Voltage, VINH 2.4 2.4 V min Input Low Voltage, VINL 0.8 0.8 V max Input Leakage Current ±1 ±1 μA max VIN = 0 V or VDD Input Capacitance3 8 8 pF max Input Coding Binary Binary DYNAMIC PERFORMANCE Voltage Output Slew Rate3 2 2 V/μs min Voltage Output Settling Time3 4 4 μs max Digital Feedthrough2, 3 10 10 nV sec typ Code transition all 0s to all 1s Digital Crosstalk2, 3 10 10 nV sec typ Code transition all 0s to all 1s Minimum Load Resistance 2 2 kΩ min VOUT = 10 V POWER SUPPLIES VDD Range 14.25/15.75 14.25/15.75 V min to V max For specified performance IDD 10 10 mA max Outputs unloaded; VIN = VINL or VINH SWITCHING CHARACTERISTICS3 t1 50 50 ns min Write pulse width t2 0 0 ns min Address to write setup time t3 0 0 ns min Address to write hold time t4 50 50 ns min Data valid to write setup time t5 0 0 ns min Data valid to write hold time t6 50 50 ns min Load DAC pulse width 1 Temperature range is as follows for all versions: −40°C to +85°C. 2 Sample tested at 25°C to ensure compliance. 3 Switching characteristics apply for single-supply and dual-supply operation. |
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