3967
MICROSTEPPING DRIVER
WITH TRANSLATOR
ELECTRICAL CHARACTERISTICS at T
A
= +25
°
C, V
BB
= 30 V, V
CC
= 3.0 V to 5.5V (unless otherwise
noted)
Limits
Characteristic
Output Drivers
Load Supply Voltage Range
V
BB
Operating
During sleep mode
Output Leakage Current
I
CEX
V
OUT
= V
BB
V
OUT
= 0 V
Output Saturation Voltage
V
CE(sat)
Source driver, I
OUT
= -750 mA
Source driver, I
OUT
= -400 mA
Sink driver, I
OUT
= 750 mA
Sink driver, I
OUT
= 400 mA
Clamp Diode Forward Voltage
V
F
I
F
= 750 mA
I
F
= 400 mA
Motor Supply Current
I
BB
Outputs enabled
RESET high
Sleep mode
Control Logic
Logic Supply Voltage Range
Logic Input Voltage
V
CC
V
IN(1)
V
IN(0)
Logic Input Current
I
IN(1)
I
IN(0)
Maximum STEP Frequency
Blank Time
Fixed Off Time
f
STEP
t
BLANK
t
off
R
t
= 56 kΩ, C
t
= 680 pF
R
t
= 56 kΩ, C
t
= 680 pF
V
IN
= 0.7V
CC
V
IN
= 0.3V
CC
Operating
3.0
0.7V
CC
–
-20
-20
500*
700
30
5.0
–
–
<1.0
<1.0
–
950
38
5.5
–
0.3V
CC
20
20
–
1200
46
V
V
V
µA
µA
kHz
ns
µs
4.75
0
–
–
–
–
–
–
–
–
–
–
–
–
–
<1.0
<-1.0
1.9
1.7
0.65
0.21
1.4
1.1
–
–
–
30
30
20
-20
2.1
2.0
1.3
0.5
1.6
1.4
5.0
200
20
V
V
µA
µA
V
V
V
V
V
V
mA
µA
µA
Symbol Test Conditions
Min.
Typ.
Max.
Units
continued next page …
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