HT66F25D View Datasheet(PDF) - Holtek Semiconductor
Part Name
Description
MFG CO.
'HT66F25D' PDF : 177 Pages View PDF
A/D Flash Type 8-bit MCU with EEPROM
HT66F24D/HT66F25D
LVD and LVR Electrical Characteristics
Symbol
Parameter
VLVR1
VLVR2
VLVR3
VLVR4
VLVD1
VLVD2
VLVD3
VLVD4
VLVD5
VLVD6
VLVD7
VLVD8
Low Voltage Reset Voltage
Low Voltage Detector Voltage
ILVR
Additional Power Consumption
ILVD
Additional Power Consumption
if LVD is Used
tLVR
Low Voltage Width to Reset
tLVD
Low Voltage Width to Interrupt
tLVDS
LVDO stable time
tSRESET Software Reset Width to Reset
Test Conditions
VDD
Conditions
LVR Enable, VLVR = 2.1V
LVR Enable, VLVR = 2.55V
—
LVR Enable, VLVR = 3.15V
LVR Enable, VLVR = 3.8V
LVDEN = 1, VLVD = 2.0V
LVDEN = 1, VLVD = 2.2V
LVDEN = 1, VLVD = 2.4V
LVDEN = 1, VLVD = 2.7V
—
LVDEN = 1, VLVD = 3.0V
LVDEN = 1, VLVD = 3.3V
LVDEN = 1, VLVD = 3.6V
LVDEN = 1, VLVD = 4.0V
3V
—
5V
3V LVD disable à LVD enable
5V (LVR enable)
—
—
—
—
— For LVR enable, LVD offàon
— For LVR disable, LVD offàon
—
—
Min.
-5%×
Typ.
-5%×
Typ.
—
—
—
—
120
20
15
15
45
Typ.
2.1
2.55
3.15
3.8
2.0
2.2
2.4
2.7
3.0
3.3
3.6
4.0
30
60
30
60
240
45
—
—
90
Ta=25°C
Max. Unit
V
+5%× V
Typ.
V
V
V
V
V
+5%× V
Typ.
V
V
V
V
45
μA
90
μA
45
μA
90
μA
480
μs
90
μs
—
μs
—
μs
120
μs
0.1
Rev. 1.10
15
March 25, 2013
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