Rev. 1.00
1�
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Rev. 1.00
13
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HT66FM5440
Brushless DC Motor A/D Flash MCU
HT66FM5440
Brushless DC Motor A/D Flash MCU
Pin Name
Function
OPT
I/T
O/T
Description
VSS&AVSS
VSS
—
PWR
—
Digital negative power s�pply� gro�nd
AVSS
—
PWR
—
Analog negative power s�pply� gro�nd
Legend: I/T: Input type;
O/T: Output type;
OPT: Optional by register option;
PWR: Power;
ST: Schmitt Trigger input;
CMOS: CMOS output;
NMOS: NMOS output;
AN: Analog signal
Absolute Maximum Ratings
Supply Voltage ................................................................................................
V
SS
−0.3V to V
SS
+6.0V
Input Voltage ..................................................................................................V
SS
−0.3V to V
DD
+0.3V
Storage Temperature ....................................................................................................-50˚C to 125˚C
Operating Temperature ..................................................................................................-40˚C to 85˚C
I
OL
Total ..................................................................................................................................... 80mA
I
OH
Total ....................................................................................................................................-80mA
Total Power Dissipation ......................................................................................................... 500mW
Note: These are stress ratings only. Stresses exceeding the range specified under "Absolute
Maximum Ratings" may cause substantial damage to the device. Functional operation of the
device at other conditions beyond those listed in the specification is not implied and prolonged
exposure to extreme conditions may affect device reliability.
D.C. Characteristics
Ta=�5°C
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
V
DD
Conditions
V
DD
Operating Voltage (HIRC)
— f
SYS
=16MHz
4.5
—
5.5
V
I
DD
Operating C�rrent (HIRC)
5V
f
SYS
=f
H
=16MHz� No load�
ADC off� WDT enable�
Motor_CTL off� IR_RX off
—
�9
39
mA
5V
f
SYS
=f
H
=16MHz/�� No load�
ADC off� WDT enable�
Motor_CTL off� IR_RX off
—
�0
30
mA
I
STB
Standby C�rrent
— LIRC and LVR on� LVD off�
WDT enable
—
1�
�6
μA
V
IL
Inp�t Low Voltage for I/O Ports
—
—
0
—
0.3V
DD
V
V
IH
Inp�t High Voltage for I/O Ports
—
—
0.�V
DD
—
V
DD
V
I
OL
Sink C�rrent for I/O Ports
5V V
OL
=0.1V
DD
3�
64
—
mA
I
OH
So�rce C�rrent for I/O Ports
5V V
OH
=0.9V
DD
-�
-15
—
mA
R
PH
P�ll-high Resistance for I/O Ports
5V
—
10
30
50
k
Ω