MultiCam Boards Documentation > GRABLINK series Documentation > GRABLINK Quickpack ColorScan Handbook > Board Specifications > DC/AC Characteristics > Isolated I/O Lines (A<1,2>, B<1,2>)

Isolated I/O Lines (A<1,2>, B<1,2>)

Isolated I/O characteristics

Parameter

Measurement condition

Min.

Typ.

Max.

Unit

High level output voltage

 

4.5

5.2

V

High level output current

 

 

 

8

mA

Low level output voltage

 

0

600

mV

Low level output current

 

 

 

100

mA

Input current

12V input, high level

 

 

5

mA

Input current

12V input, low level

 

 

50

ľA

Input current

TTL input, high level

 

 

200

ľA

Input current

TTL input, low level

 

 

2

mA

Output Mode

In the following schematics, the output pin corresponds to the A1, A2, B1 or B2 signals.

GrablinkOEqSchITTLOutModeHigh

Equivalent schematic in ITTL output mode in high state

GrablinkOEqSchITTLOutModeLow

Equivalent schematic in ITTL output mode in low state

GrablinkOEqSchITTLActLModeHigh

Equivalent schematic in ITTL active high mode

GrablinkOEqSchITTLActHModeLow

Equivalent schematic in ITTL active low mode

Input Mode

In the following schematics, the input pin corresponds to the A1, A2, B1 or B2 signals.

GrablinkIEqSchTTL

Equivalent schematic in ITTL input mode

GrablinkIEqSch12V

Equivalent schematic in I12V input mode