1334 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'1334' PDF : 11 Pages View PDF
L297-L297D
MOTOR DRIVING PHASE SEQUENCES (continued)
WAVE DRIVE MODE
Wave drive mode (also called ”one-phase-on” drive) is selected by a low level on the HALF/FULL input
when the translator is at an even numbered state (2, 4, 6 or 8).
ELECTRICAL CHARACTERISTICS (Refer to the block diagram Tamb = 25°C, Vs = 5V unless otherwise
specified)
Symbol
Parameter
Test conditions
Min. Typ Max. Unit
Vs
Is
Vi
Ii
Ven
Ie n
Vo
Vinh
VSYNC
Supply voltage (pin 12)
Quiescent supply current (pin 12)
Input voltage
(pin 11, 17, 18, 19, 20)
Input current
(pin 11, 17, 18, 19, 20)
Enable input voltage (pin 10)
Enable input current (pin 10)
Phase output voltage
(pins 4, 6, 7, 9)
Inhibit output voltage (pins 5, 8)
Sync Output Voltage
Outputs floating
Low
High
Vi = L
Vi = H
Low
High
Ven = L
Ven = H
Io = 10mA
VOL
Io = 5mA
VOH
Io = 10mA
Io = 5mA
Vinh L
Vinh H
Io = 5mA
Io = 5mA
VSYNC H
VSYNC V
4.75
7
V
50
80
mA
0.6
V
2
Vs
V
100 µA
10
µA
1.3
V
2
Vs
V
100 µA
10
µA
0.4
V
3.9
V
0.4
V
3.9
V
3.3
V
0.8
6/11
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