LM18293N National Semiconductor, LM18293N Datasheet - Page 5

• Manufacturer Part Number: LM18293N
• Description: IC DRIVER PUSH PULL 4CHAN
• Manufacturer: National Semiconductor
• Type: Driverr

Specifications of LM18293N

• Number Of Drivers/receivers: 4/0
• Voltage - Supply: 36V
• Mounting Type: Through Hole
• Package / Case: *
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Protocol: -
• Other names: *LM18293N; LM18293

Typical Applications
L = Low
H = High
X = Don’t care
Bipolar Stepping Motor Control
Note 4: V
V
H
H
H
H
L
FIGURE 2. DC motor controls (with connections to
E
Pin
10
H
H
X
E
L
L
TABLE 4. Full Step Sequencing (Note 4)
1 and V
ground and to the supply voltages)
Pin
TABLE 2. DC Motor Controls
15
H
H
X
L
L
E
V
2 = H
IN
H
H
L
L
L
1
Fast Motor Stop
Fast Motor Stop
Free Running
Motor Stop
Run
Run
V
M1
IN
H
H
L
L
L
2
Step
1
2
3
4
1
Fast Motor Stop
Fast Motor Stop
Free Running
Motor Stop
DS008706-5
Run
Run
M2
(see Figure 4 )
5
L = Low
H = High
X = Don’t care
V
V
E
E
= H
= L
FIGURE 3. Bidirectional DC motor control
TABLE 3. Bidirectional DC Motor Control
H = High
L = Low
X = Don’t care
V
E
H
H
H
H
H
H
H
L
L
TABLE 5. Half Step Sequencing
1
Inputs
Pin 10 = Pin 15
V
Pin 10 = H
Pin 15 = H
Pin 10 = X
Pin 15 = X
Pin 15 = L
Pin 10 = L
E
H
H
H
H
H
H
L
L
L
2
V
IN
X
H
H
H
X
L
L
L
L
1
V
IN
X
X
H
H
H
X
L
L
L
Fast Motor Stop
2
Free Running
Motor Stop
Turn CCW
Function
Turn CW
DS008706-6
Step
1
2
3
4
5
6
7
8
1
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