HT45RM03
A.C. Characteristics
Ta=25°C
Test Conditions
Conditions
2.2V~5.5V
Symbol
Parameter
Min.
Typ.
Max.
Unit
VDD
¾
400
400
400
4000
8000
kHz
kHz
kHz
¾
¾
¾
fSYS
System Clock
3.3V~5.5V
¾
4.5V~5.5V
12000
¾
Timer I/P Frequency
(TMR0/TMR1)
fTIMER
0
4000
kHz
¾
¾
¾
3V
5V
¾
¾
¾
¾
¾
¾
¾
45
32
1
90
65
¾
180
130
¾
¾
¾
¾
¾
¾
2
¾
ms
ms
tWDTOSC
Watchdog Oscillator Period
¾
tRES
tSST
tINT
External Reset Low Pulse Width
System Start-up Timer Period
Interrupt Pulse Width
¾
ms
*tSYS
Wake-up from HALT
1024
¾
¾
1
¾
¾
¾
¾
¾
ms
ms
tAD
A/D Clock Period
1
¾
tADC
tADCS
tLVR
tAD
tAD
A/D Conversion Time
72
32
1
¾
¾
0.25
A/D Sampling Time
Low Voltage Width to Reset
ms
Note: *tSYS=1/fSYS
OP Amplifier Electrical Characteristics
Ta=25°C
Test Conditions
Conditions
Symbol
Parameter
Min.
Typ.
Max.
Unit
VDD
D.C. Electrical Characteristic
VDD
Operating Voltage
3
5.5
5
V
mV
V
¾
¾
¾
¾
¾
¾
VOS
Input Offset Voltage
5V By calibration
-5
VCM
VSS
Common Mode Voltage Range
Power Supply Rejection Ratio
¾
¾
¾
¾
VDD-1.4
¾
PSRR
60
60
dB
V
V
DD=5V
CMRR
Common Mode Rejection Ratio
dB
¾
¾
¾
CM=0~VDD-1.4V
A.C. Electrical Characteristic
AOL
SR
Open Loop Gain
Slew Rate+, Rate-
Gain Band Width
60
¾
¾
80
1
dB
¾
¾
¾
¾
¾
¾
No load
V/ms
kHz
GBW
100
RL=1MW, CL=100pF
¾
Comparator Electrical Characteristics
Ta=25°C
Test Conditions
Conditions
¾
Symbol
Parameter
Operating Voltage
Min.
Typ.
Max.
Unit
VDD
VDD
VOS
3
5.5
5
V
¾
¾
¾
Comparator Input Offset Voltage 5V By calibration
mV
-5
Comparator Common Mode
VCM
tPD
VDD-1.4
0
V
¾
¾
¾
¾
¾
¾
Voltage Range
Comparator Response Time
2
¾
ms
Rev. 1.10
5
February 16, 2007
HOLTEK [ HOLTEK SEMICONDUCTOR INC ]
