AD5755-1x AD [Analog Devices], AD5755-1x Datasheet - Page 2

• Manufacturer Part Number: AD5755-1x
• Description: Quad Channel, 16-Bit, Serial Input, 4-20mA & Voltage Output DAC, Dynamic Power Control, HART Connectivity
• Manufacturer: AD [Analog Devices]

AD5755-1
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
Product Highlights ........................................................................... 1
General Description ......................................................................... 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
Absolute Maximum Ratings .......................................................... 11
Pin Configuration and Function Descriptions ........................... 12
Typical Performance Characteristics ........................................... 15
Theory of Operation ...................................................................... 16
Registers ........................................................................................... 18
AC Performance Characteristics ................................................ 7
Timing Characteristics ................................................................ 8
ESD Caution ................................................................................ 11
DAC Architecture ....................................................................... 16
Power On State of AD5755-1 .................................................... 16
Serial Interface ............................................................................ 17
Transfer Function ....................................................................... 17
Programming Sequence to Write/Enable the Output
Correctly ...................................................................................... 19
Changing and Reprogramming the Range ............................. 19
Data Registers ............................................................................. 20
Control Registers ........................................................................ 22
Readback Operation .................................................................. 25
Rev. PrD | Page 2 of 34
Features ............................................................................................ 27
Applications Information .............................................................. 32
Outline Dimensions ....................................................................... 34
Output Fault ................................................................................ 27
Voltage Output Short Circuit Protection ................................ 27
Digital Offset and Gain Control ............................................... 27
Status Readback During Write ................................................. 27
Asynchronous Clear ................................................................... 28
Packet Error Checking ............................................................... 28
Watchdog timer .......................................................................... 28
Output Alert ................................................................................ 28
Internal Reference ...................................................................... 28
External current setting resistor ............................................... 28
HART ........................................................................................... 28
Slew rate control ......................................................................... 29
Power Dissipation control ......................................................... 29
DC-DC Converters .................................................................... 29
Precision Voltage Reference Selection ..................................... 32
Driving Inductive Loads ............................................................ 32
Transient voltage protection ..................................................... 32
Microprocessor Interfacing ....................................................... 32
Layout Guidelines....................................................................... 32
Galvanically Isolated Interface ................................................. 33
Ordering Guide .......................................................................... 34
Preliminary Technical Data