DAC8420FS Analog Devices Inc, DAC8420FS Datasheet - Page 2

• Manufacturer Part Number: DAC8420FS
• Description: D/A Converter (D-A) IC
• Manufacturer: Analog Devices Inc

Specifications of DAC8420FS

• Resolution (bits): 12bit
• No. Of Pins: 16
• Peak Reflow Compatible (260 C): No
• Update Rate: 0.125MSPS
• No. Of Bits: 12 Bit
• Leaded Process Compatible: No
• Mounting Type: Surface Mount
• Interface Type: Serial
• Rohs Status: RoHS non-compliant
• Settling Time: 8µs
• Number Of Bits: 12
• Data Interface: Serial
• Number Of Converters: 4
• Voltage Supply Source: Dual ±
• Power Dissipation (max): 255mW
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 16-SOIC (0.300", 7.5mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

DAC8420
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
Functional Block Diagram .............................................................. 1
General Description ......................................................................... 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
Absolute Maximum Ratings............................................................ 6
Pin Configurations and Function Descriptions ........................... 8
Typical Performance Characteristics ........................................... 10
Theory of Operation ...................................................................... 14
REVISION HISTORY
5/07—Rev. A to Rev. B
Updated Format..................................................................Universal
Changes to Endnote 3 ...................................................................... 4
Changes to Table 3............................................................................ 6
Changes to Table 4............................................................................ 2
Updated Outline Dimensions ....................................................... 22
Changes to Ordering Guide .......................................................... 23
9/03—Rev. 0 to Rev. A
Changes to General Description .................................................... 1
Deleted Wafer Test Limits table ...................................................... 4
Deleted Dice Characteristics........................................................... 4
Updated Ordering Guide................................................................. 4
Added Power-Up Sequence section ............................................. 12
Updated Outline Dimensions ....................................................... 17
Electrical Characteristics............................................................. 3
Thermal Resistance ...................................................................... 6
ESD Caution.................................................................................. 6
Introduction ................................................................................ 14
Digital Interface Operation ....................................................... 14
Rev. B | Page 2 of 24
Applications..................................................................................... 17
Outline Dimensions ....................................................................... 22
Correct Operation of CS and CLK........................................... 14
Using CLR and CLSEL .............................................................. 14
Programming the Analog Outputs .......................................... 14
VREFHI Input Requirements................................................... 16
Power-Up Sequence ................................................................... 16
Power Supply Bypassing and Grounding................................ 17
Analog Outputs .......................................................................... 17
Reference Configuration ........................................................... 18
Isolated Digital Interface ........................................................... 19
Dual Window Comparator ....................................................... 20
MC68HC11 Microcontroller Interfacing................................ 20
DAC8420 to M68HC11 Interface Assembly Program .......... 21
Ordering Guide .......................................................................... 23