AD5593RData SheetParameterMinTypMaxUnitTest Conditions/Comments Load Regulation 200 µV/mA VDD = 5 V ± 10%, DAC code = midscale, −10 mA ≤ IOUT ≤ +10 mA 200 µV/mA VDD = 3 V ± 10%, DAC code = midscale, −10 mA ≤ IOUT ≤ +10 mA Power-Up Time 7 µs Exiting power-down mode, VDD = 5 V AC SPECIFICATIONS Slew Rate 1.25 V/µs Settling Time 6 µs DAC Glitch Impulse 2 nV-sec DAC to DAC Crosstalk 1 nV-sec Digital Crosstalk 0.1 nV-sec Analog Crosstalk 1 nV-sec Digital Feedthrough 0.1 nV-sec Multiplying Bandwidth 240 kHz DAC code = ful scale, output range = 0 V to 2 × VREF Output Voltage Noise Spectral Density 200 nV/√Hz DAC code = midscale, output range = 0 V to 2 × VREF, measured at 10 kHz SNR 81 dB SFDR 77 dB SINAD 74 dB Total Harmonic Distortion −76 dB REFERENCE INPUT VREF Input Voltage 1 VDD V DC Leakage Current −1 +1 µA No I/Ox pins configured as DACs VREF Input Impedance 12 kΩ DAC output range = 0 V to 2 × VREF 24 kΩ DAC output range = 0 V to VREF REFERENCE OUTPUT VREF Output Voltage 2.495 2.5 2.505 V VREF Temperature Coefficient 20 ppm/°C Capacitive Load Stability 5 μF RLOAD = 2 kΩ Output Impedance 0.15 Ω VDD = 2.7 V 0.7 Ω VDD = 5 V Output Voltage Noise 10 µV p-p 0.1 Hz to 10 Hz Density 240 nV/√Hz At ambient, f = 1 kHz, CL = 10 nF Line Regulation 20 µV/V At ambient, sweeping VDD from 2.7 V to 5.5 V 10 µV/V At ambient, sweeping VDD from 2.7 V to 3.3 V Load Regulation Sourcing 210 µV/mA At ambient, −5 mA ≤ load current ≤ +5 mA Sinking 120 µV/mA At ambient, −5 mA ≤ load current ≤ +5 mA Output Current Load Capability ±5 mA VDD ≥ 3 V GPIO OUTPUT ISOURCE and ISINK 1.6 mA Output Voltage High, VOH VDD − 0.2 V ISOURCE = 1 mA Low, VOL 0.4 V ISOURCE = 1 mA GPIO INPUT Input Voltage High, VIH VDD × 0.7 V Low, VIL VDD × 0.3 V Input Capacitance 20 pF Hysteresis 0.2 V Input Current ±1 µA Rev. D | Page 4 of 33 Document Outline Features Applications General Description Functional Block Diagram Revision History Specifications Timing Characteristics Timing Diagram Absolute Maximum Ratings Thermal Resistance ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics Terminology Theory of Operation DAC Section Resistor String DAC Output Buffer ADC Section Calculating ADC Input Current GPIO Section Internal Reference Reset Function Temperature Indicator Serial Interface Write Operation Read Operation Pointer Byte Control Registers General-Purpose Control Register Configuring the AD5593R DAC Write Operation LDAC Mode Operation DAC Readback ADC Operation GPIO Operation Setting Pins as Outputs Setting Pins as Inputs Three-State Pins 85 kΩ Pull-Down Pins Power-Down/Reference Control Reset Function Applications Information Microprocessor Interfacing AD5593R to ADSP-BF537 Interface Layout Guidelines Outline Dimensions Ordering Guide