User`s manual

38 www.rabbit.com RabbitFLEX BL300F Options
4.3.10.3 Digital Input 4.4 V Threshold
This section presents the circuit schematic and the characteristics for the 4.4 V threshold digital input.
Figure 4-13 Digital Input 4.4 V Threshold Circuit
Table 4-10. Digital Input 4.4 V Threshold Characteristics
DIGITAL INPUT, 4.4 V threshold
Digital Interface
Cell
C1
10 nF
22 kW
R7
10 kW
VERSION 6.01
I/O
Pin
R6
Symbol Parameter Note Min Typical Max Unit
V
IW
Working Input Voltage 0 16 V
V
IM
Maximum Input Voltage -40 40 V
V
IH
High Level Input Voltage 6.4 V
V
IL
Low Level Input Voltage 2.5 V
V
T
Trigger Threshold Voltage 1 4.45 V
I
IH
High Level Input Current 2 200 uA
I
IL
Low Level Input Current 3 78 uA
I
I
Input Current 4 -2 2 mA
I
QH
High Level Quiescent Current 5 1 uA
I
QL
Low Level Quiescent Current 5 1 uA
t
I1
Input Time Delay to 1 6 35 uS
t
I0
Input Time Delay to 0 7 117 uS
Note 1: (V
IH
+ V
IL
) / 2
v1.03
Note 2: at V
IH
cell v6.01
Note 3: at V
IL
Note 4: Over Maximum Input Voltage range
Note 5: From PowerCore Supply5
Note 6: Time delay from a cell pin input voltage change from 0 to 10 Volts to see V
IH
at the cell output
Note 7: Time delay from a cell pin input voltage change from 10 to 0 Volts to see V
IL
at the cell output
DC
AC