Datasheet AD5383 (Analog Devices) - 6

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Data Sheet AD5383 SPECIFICATIONS AD5383-5 S PECIFICATIONS
AVDD = 4.5 V to 5.5 V; DVDD = 2.7 V to 5.5 V, AGND = DGND = 0 V; external REFIN = 2.5 V; all specifications TMIN to TMAX, unless otherwise noted.
Table 1. Parameter AD5383-51 Unit Test Conditions/Comments
ACCURACY Resolution 12 Bits Relative Accuracy2 (INL) ±1 LSB max Differential Nonlinearity (DNL) ±1 LSB max Guaranteed monotonic over temperature Zero-Scale Error 4 mV max Offset Error ±4 mV max Measured at Code 8 in the linear region Offset Error TC ±5 µV/°C typ Gain Error ±0.05 % FSR max At 25°C ±0.06 % FSR max TMIN to TMAX Gain Temperature Coefficient3 2 ppm FSR/°C typ DC Crosstalk3 1 LSB max REFERENCE INPUT/OUTPUT Reference Input3 Reference Input Voltage 2.5 V ±1% for specified performance, AVDD = 2 × REFIN + 50 mV DC Input Impedance 1 MΩ min Typically 100 MΩ Input Current ±1 µA max Typically ±30 nA Reference Range 1 to VDD/2 V min/max Reference Output4 Enabled via CR8 in the AD5383 control register, CR10 selects the reference voltage Output Voltage 2.495/2.505 V min/max At ambient; optimized for 2.5 V operation; CR10 = 1 1.22/1.28 V min/max 1.25 V reference selected; CR10 = 0 Reference TC ±10 ppm/C Temperature range: 25°C to 85°C ±15 ppm/C Temperature range: −40°C to +85°C OUTPUT CHARACTERISTICS3 Output Voltage Range2 0/AVDD V min/max Short-Circuit Current 40 mA max Load Current ±1 mA max Capacitive Load Stability RL = ∞ 200 pF max RL = 5 kΩ 1000 pF max DC Output Impedance 0.6 Ω max MONITOR PIN Output Impedance 1 kΩ typ Three-State Leakage Current 100 nA typ LOGIC INPUTS (EXCEPT SDA/SCL)3 DVDD = 2.7 V to 5.5 V VIH, Input High Voltage 2 V min VIL, Input Low Voltage DVDD > 3.6 V 0.8 V max DVDD ≤ 3.6 V 0.6 V max Input Current ±1 µA max Total for all pins; TA = TMIN to TMAX Pin Capacitance 10 pF max Rev. D | Page 5 of 40 Document Outline Features Integrated Functions Applications Functional Block Diagram Table of Contents Revision History General Description Specifications AD5383-5 Specifications AD5383-3 Specifications AC Characteristics9F Timing Characteristics Serial Interface Timing I2C Serial Interface Timing Parallel Interface Timing Absolute Maximum Ratings ESD Caution Pin Configuration and Function Descriptions Terminology Typical Performance Characteristics Functional Description DAC Architecture—General Data Decoding On-Chip Special Function Registers (SFR) SFR Commands NOP (No Operation) Write CLR Code Soft CLR Soft Power-Down Soft Power-Up Soft RESET Control Register Write/Read Channel Monitor Function Hardware Functions Reset Function Asynchronous Clear Function BUSY\ and LDAC\ Functions FIFO Operation in Parallel Mode Power-On Reset Power-Down Interfaces DSP-, SPI-, MICROWIRE-Compatible Serial Interfaces Standalone Mode Daisy-Chain Mode Readback Mode I2C Serial Interface I2C Data Transfer START and STOP Conditions Repeated START Conditions Acknowledge Bit (ACK) AD5383 Slave Addresses Write Operation 4-Byte Mode 3-Byte Mode 2-Byte Mode Parallel Interface CS\ Pin WR\ Pin REG0, REG1 Pins Pins A4 to A0 Pins DB11 to DB0 Microprocessor Interfacing Parallel Interface AD5383 to MC68HC11 AD5383 to PIC16C6x/7x AD5383 to 8051 AD5383 to ADSP-BF527 Applications Information Power Supply Decoupling Power Supply Sequencing Typical Configuration Circuit Channel Monitor Function Toggle Mode Function Thermal Monitor Function Optical Attenuators Utilizing the FIFO Outline Dimensions Ordering Guide