AD7538 Analog Devices, AD7538 Datasheet - Page 2

• Manufacturer Part Number: AD7538
• Description: LC2MOS Microprocessor-Compatible 14-Bit DAC
• Manufacturer: Analog Devices

Specifications of AD7538

• Resolution (bits): 14bit
• Dac Update Rate: 667kSPS
• Dac Settling Time: 1.5µs
• Max Pos Supply (v): +15.75V
• Single-supply: No
• Dac Type: Current Out
• Dac Input Format: Par

AD7538
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
Functional Block Diagram .............................................................. 1
General Description ......................................................................... 1
Product Highlights ........................................................................... 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
Absolute Maximum Ratings ............................................................ 6
Pin Configuration and Function Descriptions ............................. 7
Terminology ...................................................................................... 8
DAC Section ...................................................................................... 9
Circuit Information ........................................................................ 10
REVISION HISTORY
1/09—Rev. A to Rev. B
Updated Format .................................................................. Universal
Changes to Table 1 ............................................................................ 3
Updated Outline Dimensions ....................................................... 15
Changes to Ordering Guide .......................................................... 15
5/87—Rev. 0 to Rev. A
AC Performance Characteristics ................................................ 4
Timing Characteristics ................................................................ 4
Timing Diagram ........................................................................... 5
ESD Caution .................................................................................. 6
Rev. B | Page 2 of 16
Application Hints ........................................................................... 13
Outline Dimensions ....................................................................... 15
Equivalent Circuit Analysis ...................................................... 10
Digital Section ............................................................................ 10
Unipolar Binary Operation (2-Quadrant Multiplication) .... 10
Bipolar Operation (4-Quadrant Multiplication) .................... 11
Low Leakage Configuration ...................................................... 11
Programmable Gain Amplifier ................................................. 12
Output Offset .............................................................................. 13
General Ground Management .................................................. 13
Microprocessor Interfacing ....................................................... 13
AD7538-to-8086 Interface ........................................................ 13
AD7538-to-MC68000 Interface ............................................... 13
Digital Feedthrough ................................................................... 14
Ordering Guide .......................................................................... 16