Datasheet ADT7316, ADT7317, ADT7318 (Analog Devices) - 9

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ADT7316/ADT7317/ADT7318 DAC AC CHARACTERISTICS
Guaranteed by design and characterization, but not production tested. VDD = 2.7 V to 5.5 V; RL = 4.7 kΩ to GND; CL = 200 pF to GND; 4.7 kΩ to VDD. All specifications TMIN to TMAX, unless otherwise noted.
Table 2. Parameter1 Min Typ (@ 25°C) Max Unit Conditions and Comments
Output Voltage Settling Time VREF = VDD = +5 V. ADT7318 6 8 μs 1/4 scale to 3/4 scale change (0x40 to 0xC0). ADT7317 7 9 μs 1/4 scale to 3/4 scale change (0x100 to 0x300). ADT7316 8 10 μs 1/4 scale to 3/4 scale change (0x400 to 0xC00). Slew Rate 0.7 V/μs Major-Code Change Glitch Energy 12 nV-s 1 LSB change around major carry. Digital Feedthrough 0.5 Digital Crosstalk 1 nV-s Analog Crosstalk 0.5 nV-s DAC-to-DAC Crosstalk 3 nV-s Multiplying Bandwidth 200 kHz VREF = 2 V ± 0.1 V p-p. Total Harmonic Distortion −70 dB VREF = 2.5 V ± 0.1 V p-p. Frequency = 10 kHz. 1 See Terminology section. Rev. B | Page 9 of 44 Document Outline FEATURES APPLICATIONS PIN CONFIGURATION GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS FUNCTIONAL BLOCK DIAGRAM DAC AC CHARACTERISTICS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TERMINOLOGY TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION POWER-UP CALIBRATION CONVERSION SPEED FUNCTIONAL DESCRIPTION—VOLTAGE OUTPUT DIGITAL-TO-ANALOG CONVERTERS DIGITAL-TO-ANALOG SECTION RESISTOR STRING DAC EXTERNAL REFERENCE INPUTS OUTPUT AMPLIFIER THERMAL VOLTAGE OUTPUT Negative Temperatures Positive Temperatures FUNCTIONAL DESCRIPTION—MEASUREMENT TEMPERATURE SENSOR VDD MONITORING ON-CHIP REFERENCE ROUND ROBIN MEASUREMENT SINGLE-CHANNEL MEASUREMENT TEMPERATURE MEASUREMENT METHOD Internal Temperature Measurement External Temperature Measurement TEMPERATURE VALUE FORMAT Temperature Conversion Formula INTERRUPTS REGISTERS REGISTER DESCRIPTIONS SERIAL INTERFACE SERIAL INTERFACE SELECTION I2C SERIAL INTERFACE Writing to the ADT7316/ADT7317/ADT7318 Writing to the Address Pointer Register for a Subsequent Read Writing Data to a Register Reading Data from the ADT7316/ADT7317/ADT7318 SPI SERIAL INTERFACE Write Operation Read Operation SMBUS/SPI INT/ SMBUS Alert Response LAYOUT CONSIDERATIONS OUTLINE DIMENSIONS ORDERING GUIDE