Absolute Maximum Ratings (Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Storage Temperature
−65˚C to +150˚C
2 kV
ESD Susceptibility (Note 8)
Soldering Time, Temperature
10 sec., 300˚C
Operating Ratings (Note 1)
V
CC5V
7V
20V
V
CC12V
VCC
4.75V to 5.25V
0˚C to 70˚C
Junction Temperature
125˚C
1.6W
Junction Temperature Range
Power Dissipation (Note 2)
Electrical Characteristics
=
=
=
=
VCC5V 5V, VCC12V 12V unless otherwise specified. Typicals and limits appearing in plain type apply for TA TJ +25˚C.
Limits appearing in boldface type apply over the entire operating temperature range.
Symbol
Vcc5V
Parameter
CC5V Pin Voltage
CC12V Pin Voltage
Conditions
Min
4.5
Typ
5.0
12.0
N
Max
5.5
Units
V
V
V
V
Vcc12V
10.0
18.0
%
N−1
%
VDACOUT
5-bit DAC Output Voltage
(Note 3)
N+1
N+1.5
3
V
%
N−1.5
%
N
=
=
I
CC12V
CC5V
Quiescent VCC12V Current
Enable 5V, VID 00001,
1.3
mA
DRV Outputs Floating
=
I
Operating VCC5V Current
Rref Pin Voltage
VOUT 2.00V
4.3
1.225
1.8
8
mA
V
VREF
VINL
VINH
Vid0:4, Clksel, Divsel, and
Enable Pins Logic Threshold
Logic Low (Note 4)
Logic High (Note 5)
1.5
V
3.5
60
2.8
V
Vid0:4 and Enable Pins Internal
Pullup Current
100
140
10
=
IINL
The Corresponding Pin 0V
µA
Clksel, Divsel Pins Internal
Pullup Current
−10
0
=
=
Gate Driver Resistance When
Sinking Current
ISINK 50 µA, VCC12V 14V
12
Ω
=
=
VDRV
DRV0:3 Output Voltage
IDRV 10 mA, VCC12V 14V,
OutV −
0.3V
OutV
OutV +
0. 3V
V
=
OutV 12V or 5V
tfall
DRV0:3 Fall Time
(Note 6)
7
ns
= =
DRV0:3 0V, VCC12V 14V,
ISRC
DRV0:3 Source Current
40
90
60
mA
=
OutV 5V
= =
DRV0:3 5V, VCC12V 14V,
ISINK
DRV0:3 Sink Current
BgOUT Voltage
160
250
mA
V
=
OutV 5V
Current Limit Not Activated
Current Limit Activated
4
0
=
IFB
FB Pin Bias Current
BgOUT Sink Current
Oscillator Frequency
FB 2V
30
2.4
8.0
nA
mA
=
BgOUT 1V
1.0
7.0
5
FOSC
8.02kΩ from Rref Pin to
8.7
MHz
Ground
=
%
%
∆
DRV0:3 Duty Cycle Match
DRV0:3 Phase Accuracy
Duty Cycle 50
−1
−1
+1
+1
D
=
=
=
%
∆
Duty Cycle 50 , Fclock
8
Deg
ph
MHz
Toff
Divide by 4
Divide by 3
22
22
12
%
V
PWM Off time
Toff
=
OutV
Drive Voltage Range
Output Freq. 2MHz, VO
0
Vcc12
2.00V
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