Recommended Operating Conditions: (TA = +25°C unless otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
Supply Voltage
Output Current
High−Level Input Voltage
Low−Level Input Voltage
Motor Braking Interval
NTE1892
VCC
IO
VIH
VIL
ts
Input S1, S2, SE
Input S1, S2, SE
4 12 16 V
− − ±300 mA
2
− VCC V
0 − 0.4 V
10 100 − ms
NTE1892A
100 − − ms
Thermal Shutdown
Temperature
tj(shut) VCC ≥ 7V
− 150 − °C
Electrical Characteristics: (TA = +25°C unless otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
Output Leakage Current
IO(LEAK) VCC = VCC′ = 18V, VO = 18V
VS1 = VS2 = 0V,
VSE = 0V or 2V
VO = 0V
− − 100 µA
− − −100 µA
High−Level Output Voltage VOH VCC = VCC′ = 12V IOH(1) = −200mA
10.8 − − V
IOH(1) = −500mA
10.7 − − V
Low−Level Output Voltage VOL VCC = VCC′ = 12V IOL = 200mA
− − 0.5 V
IOL = 500mA
− − 1.35 V
High−Level Input Current
IIH VCC = VCC′ = 12V, Vi = 2V
50 − 120 µA
Low−Level Input Current
IIL
VCC = VCC′ = 12V, Vi = 0V
50 − 120 µA
Supply Current
ICC VCC = VCC′ = 12V VSE = 0V, VS1 = VS2 = 0V
− − 10 mA
VSE = 0V, VS1 = 0V, VS2 = 2V −
−
20 mA
Function:
The NTE1892/NTE1892A, two full bridge motor driver, has the logic circuitry and the quasi−darlington
power driver for bi−directional control of two DC motors operating at currents up to 2A.
The input SE selects one of the bridges and S1 and S2 determines the output polarity.
Logic Truth Table:
Input
SE
S1
S2
0
0
0
0
1
0
0
0
1
0
1
1
1
0
0
1
1
0
1
0
1
1
1
1
O1
OFF
1
0
0
OFF
OFF
OFF
OFF
Output
O2
OFF
O3
OFF
0
OFF
1
OFF
0
OFF
OFF
OFF
OFF
1
OFF
0
OFF
0
O4
OFF
OFF
OFF
OFF
OFF
0
1
0
Note
Output O1, O2
OPEN
Output O3, O4
OPEN
Motor Forward
OPEN
Motor Reverse
OPEN
BRAKING
OPEN
OPEN
OPEN
OPEN
Motor Forward
OPEN
Motor Reverse
OPEN
BRAKING