AD8109AST Analog Devices Inc, AD8109AST Datasheet - Page 2

• Manufacturer Part Number: AD8109AST
• Description: IC VIDEO CROSSPOINT SWIT 80LQFP
• Manufacturer: Analog Devices Inc

Specifications of AD8109AST

• Rohs Status: RoHS non-compliant
• Function: Video Crosspoint Switch
• Circuit: 1 x 8:8
• Voltage Supply Source: Dual Supply
• Voltage - Supply, Single/dual (±): ±4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 80-LQFP
• Array Configuration: 8x8
• Number Of Arrays: 1
• Screening Level: Industrial
• Pin Count: 80
• Package Type: LQFP
• Power Supply Requirement: Dual
• Lead Free Status / RoHS Status: Not Compliant

AD8108/AD8109
TABLE OF CONTENTS
AD8108/AD8109—Specifications ................................................. 3
Absolute Maximum Ratings............................................................ 8
Pin Configuration and Function Descriptions............................. 9
Typical Performance Characteristics ........................................... 11
I/O Schematics ................................................................................ 17
Theory of Operation ...................................................................... 18
REVISION HISTORY
9/05—Rev. A to Rev. B
Updated Format.................................................................. Universal
Change to Absolute Maximum Ratings..........................................8
Changes to Maximum Power Dissipation Section........................8
Change to Figure 4 ............................................................................8
Updated Outline Dimensions ........................................................30
Changes to Ordering Guide ...........................................................30
1/02—Rev. 0 to Rev. A
Universal change in nomenclature from MQFP to LQFP .............
Comment added to OUTLINE DIMENSIONS ..........................27
Revision 0: Initial Version
Timing Characteristics (Serial) .................................................. 5
Timing Characteristics (Parallel) ............................................... 6
Maximum Power Dissipation ..................................................... 8
ESD Caution.................................................................................. 8
Applications................................................................................. 18
Rev. B | Page 2 of 32
PCB Layout...................................................................................... 24
Evaluation Board ............................................................................ 28
Outline Dimensions ....................................................................... 30
Power-On RESET ....................................................................... 19
Gain Selection............................................................................. 19
Creating Larger Crosspoint Arrays.......................................... 20
Multichannel Video ................................................................... 21
Crosstalk ...................................................................................... 22
Control the Evaluation Board from a PC................................ 28
Overshoot of PC Printer Ports’ Data Lines............................. 28
Ordering Guide .......................................................................... 30