VME VMIVME-2131, Instruction Manual

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5.4 SUPPRESSOR DIODE CONNECTIONS
The output drivers of the VMIVME-2131 have built-in suppressor diodes for
driving inductive loads. Thus, the user does not need to add diodes to his circuitry.
A typical output driver stage is shown in Figure 5.4-1.
LOGIC TRUTH TABLE
JUMPER SELECT
INPUT, V
2
DATA REGISTER
INPUT, V
5
OUTPUT
V
4
LOW
LOW
HIGH
HIGH
LOW
LOW
HIGH
HIGH
HIGH
HIGH
LOW
HIGH Z
OUTPUT
GROUND
TAB
THERMAL
SHUTDOWN
+Vs
6.8 V
SOURC E
INPUT
SINK
INPUT
2.1 V
TAB
1
4
3
2
5
UDN-2935Z Functional Block Diagram
2.1 V
FR OM
I/O
REGISTER
JUMPE R
SELEC T
Figure 5.4-1. Typical Output Driver Stage
M21 31/F5.4-1
25
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