Figure 4-1 shows the ISOM811(5-8)-Q1 pin diagram. For a detailed
description of the device pins, see the Pin Configuration and Functions
section in the ISOM811x-Q1 data sheet.
Table 4-6 Pin FMA for Device Pins
Short-Circuited to Ground
Pin
Name |
Pin
No. |
Description
of Potential Failure Effects |
Failure Effect Class |
AN/CAT |
1 |
If
the input signal is intended to be applied to this pin, there is no
power to the device so output is in default state. |
B |
CAT/AN |
2 |
If
the input signal is intended to be applied to this pin, there is no
power to the device so output is in default state. |
B |
EM |
3 |
Normal functionality. |
D |
COL |
4 |
Output state is undetermined. |
B |
Table 4-7 Pin FMA for Device Pins
Open-Circuited
Pin
Name |
Pin
No. |
Description
of Potential Failure Effects |
Failure Effect Class |
AN |
1 |
No
power to the device so output is in default state. |
B |
CAT |
2 |
No
power to the device so output is in default state. |
B |
EM |
3 |
Output state is undetermined. |
B |
COL |
4 |
Output state is undetermined. |
B |
Table 4-8 Pin FMA for Device Pins
Short-Circuited to Adjacent Pin
Pin
Name |
Pin
No. |
Shorted to |
Description of Potential Failure Effects |
Failure Effect Class |
AN |
1 |
CAT |
No
power to the device so output is in default state. |
B |
CAT |
2 |
AN |
No
power to the device so output is in default state. |
B |
EM |
3 |
COL |
Output state is undetermined. |
B |
COL |
4 |
EM |
Output state is undetermined. |
B |
Table 4-9 Pin FMA for Device Pins
Short-Circuited to
Supply
Pin
Name |
Pin
No. |
Description
of Potential Failure Effects |
Failure Effect Class |
AN |
1 |
If
the supply voltage is greater than VF, the device gets damaged with
no current limiting resistor. |
A |
CAT |
2 |
If
the supply voltage is greater than VF, the device gets damaged with
no current limiting resistor. |
A |
EM |
3 |
Output state is undetermined. |
B |
COL |
4 |
Output state is undetermined. |
B |