AD5420AREZ Analog Devices Inc, AD5420AREZ Datasheet - Page 2

• Manufacturer Part Number: AD5420AREZ
• Description: IC DAC 16BIT 1CH SER 24TSSOP
• Manufacturer: Analog Devices Inc

Specifications of AD5420AREZ

• Data Interface: DSP, MICROWIRE™, QSPI™, Serial, SPI™
• Design Resources: Simplified 16-Bit, 4 mA-to-20 mA Output Solution Using AD5420 (CN0098)
• Settling Time: 10µs
• Number Of Bits: 16
• Number Of Converters: 1
• Voltage Supply Source: Analog and Digital
• Power Dissipation (max): 950mW
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 24-TSSOP Exposed Pad, 24-eTSSOP, 24-HTSSOP
• Resolution (bits): 16bit
• Input Channel Type: Serial
• Supply Voltage Range - Digital: 2.7V To 5.5V
• Supply Current: 4mA
• Digital Ic Case Style: TSSOP
• No. Of Pins: 24
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AD5410/AD5420
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
General Description ......................................................................... 1
Functional Block Diagram .............................................................. 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
Absolute Maximum Ratings ............................................................ 7
Pin Configuration and Function Descriptions ............................. 8
Typical Performance Characteristics ........................................... 10
Terminology .................................................................................... 15
Theory of Operation ...................................................................... 16
REVISION HISTORY
2/10—Rev. A to Rev. B
Changes to Figure 46 ..................................................................... 23
8/09—Rev. 0 to Rev. A
Changes to Features and General Description ............................ 1
Changes to Table 1 ............................................................................ 3
Changes to Table 2 ............................................................................ 5
Changes to Introduction to Table 4 and to Table 4 ...................... 7
Added Figure 6, Changes to Figure 5 and Table 5 ........................ 8
Added Feedback/Monitoring of Output Current Section,
Including Figure 45 to Figure 47; Renumbered Subsequent
Figures .............................................................................................. 23
Changes to Thermal and Supply Considerations Section and
Table 21 ............................................................................................ 26
Updated Outline Dimensions ....................................................... 28
Changes to Ordering Guide .......................................................... 28
3/09—Revision 0: Initial Version
AC Performance Characteristics ................................................ 5
Timing Characteristics ................................................................ 5
ESD Caution .................................................................................. 7
Architecture ................................................................................. 16
Serial Interface ............................................................................ 16
Power-On State ........................................................................... 18
Transfer Function ....................................................................... 18
Data Register ............................................................................... 18
Control Register .......................................................................... 18
Reset Register .............................................................................. 19
Rev. B | Page 2 of 28
AD5410/AD5420 Features ............................................................ 20
Applications Information .............................................................. 25
Outline Dimensions ....................................................................... 28
Status Register ............................................................................. 19
Fault Alert .................................................................................... 20
Asynchronous Clear (CLEAR) ................................................. 20
Internal Reference ...................................................................... 20
External Current Setting Resistor ............................................ 20
Digital Power Supply .................................................................. 20
External Boost Function ........................................................... 20
Digital Slew Rate Control .......................................................... 21
I
Feedback/Monitoring of Output Current ............................... 23
Driving Inductive Loads ............................................................ 25
Transient Voltage Protection .................................................... 25
Layout Guidelines....................................................................... 25
Galvanically Isolated Interface ................................................. 25
Microprocessor Interfacing ....................................................... 26
Thermal and Supply Considerations ....................................... 26
Industrial Analog Output Application .................................... 27
Ordering Guide .......................................................................... 28
OUT
Filtering Capacitors ............................................................ 22