Specifications

iv
Theory of Operation
Overview ......................................................................................................................................................... 16
Host Interface Signals ..................................................................................................................................... 17
Usage of Host Interface Signals ...................................................................................................................... 18
Power Mode Descriptions ............................................................................................................................... 20
Serial Configurations ....................................................................................................................................... 26
Abbreviated ASCII Table ................................................................................................................................. 27
Operational Timing
Power Up/Boot Up ........................................................................................................................................... 28
Power Down/Suspend/Power Removed ......................................................................................................... 30
Decode Timing ................................................................................................................................................ 31
Summary of Operation Timings ....................................................................................................................... 32
Depth of Field vs Bar Code Element
IS4910 ............................................................................................................................................................. 33
IS4911 ............................................................................................................................................................. 34
Exposure Time for Image Acquisition ............................................................................................................ 35
Design Specifications
Operational ...................................................................................................................................................... 36
Mechanical ...................................................................................................................................................... 37
Environmental ................................................................................................................................................. 37
Electrical .......................................................................................................................................................... 38
Detailed Electrical Specifications .................................................................................................................... 38
Current Waveforms ......................................................................................................................................... 40
Imaging Engine and Decode PCB Terminations
Imaging Engine Interface Connector ............................................................................................................... 42
Decode Board (USB & TTL) Interface Connector ........................................................................................... 43
Decode Board (USB) Output to Host Connector ............................................................................................. 44
Decode Board (TTL) Output to Host Connector .............................................................................................. 45
Flex Cable Specifications
Flex Cable Pinout – Imaging Engine Connection ............................................................................................ 46
Flex Cable Pinout – Decode Board Connection .............................................................................................. 47
Dimensions ...................................................................................................................................................... 48
Installation Notes ............................................................................................................................................. 49