HT45FH4M
Lithium Battery Backup Power ASSP MCU
Absolute Maximum Ratings
SupplyꢀVoltageꢀꢀ........................ VSS-0.3VꢀtoꢀVSSꢀ+6.0V
InputꢀVoltageꢀꢀ...........................VSS-0.3VꢀtoꢀVDDꢀ+0.3V
IOLꢀTotalꢀ...............................................................80mA
StorageꢀTemperatureꢀꢀ.......................... -50°Cꢀtoꢀ150°C
OperatingꢀTemperatureꢀꢀ........................ -40°Cꢀtoꢀ85°C
IOHꢀTotal............................................................. -80mA
TotalꢀPowerꢀDissipation................................... 500mV
Note:ꢀTheseꢀareꢀstressꢀratingsꢀonly.ꢀStressesꢀexceedingꢀtheꢀrangeꢀspecifiedꢀunderꢀ“AbsoluteꢀMaximumꢀRatings”ꢀ
mayꢀcauseꢀsubstantialꢀdamageꢀtoꢀtheꢀdevice.ꢀFunctionalꢀoperationꢀofꢀthisꢀdeviceꢀatꢀotherꢀconditionsꢀbeyondꢀ
thoseꢀlistedꢀinꢀtheꢀspecificationꢀisꢀnotꢀimpliedꢀandꢀprolongedꢀexposureꢀtoꢀextremeꢀconditionsꢀmayꢀaffectꢀ
deviceꢀreliability.
D.C. Characteristics
Ta=ꢀ25°C
Test Conditions
Symbol
Parameter
Min.
Typ.
Max.
Unit
VDD
Conditions
fSYS= 7.ꢃMHz
ꢅ.7
4.ꢃ
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
ꢃ.ꢃ
ꢃ.ꢃ
V
VDD
Opeꢁating Voltage
—
fSYS= 1ꢃMHz
V
ꢆV
ꢃV
ꢆV
ꢃV
ꢆV
ꢃV
ꢆV
ꢃV
ꢆV
ꢃV
ꢆV
ꢃV
ꢆV
ꢆ.ꢆ
7.ꢃ
ꢅ.4
ꢃ.4
ꢅ
ꢃ.0
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
μA
No loadꢄ fSYS= fH/ꢅꢄ
ADC offꢄ WDT enable
11.ꢃ
ꢆ.60
8.10
ꢆ.00
6.ꢆ0
ꢅ.70
ꢃ.40
ꢅ.40
4.80
ꢅ.4
No loadꢄ fSYS= fH/4ꢄ
ADC offꢄ WDT enable
No loadꢄ fSYS= fH/8ꢄ
ADC offꢄ WDT enable
Opeꢁating Cꢀꢁꢁentꢄ
Noꢁmal Modeꢄ
fH=ꢆ0MHz
4.ꢅ
1.8
ꢆ.6
1.6
ꢆ.ꢅ
1.6
ꢆ.ꢅ
10
IDD1
No loadꢄ fSYS= fH/16ꢄ
ADC offꢄ WDT enable
No loadꢄ fSYS= fH/ꢆꢅꢄ
ADC offꢄ WDT enable
No loadꢄ fSYS= fH/64ꢄ
ADC offꢄ WDT enable
4.8
Opeꢁating Cꢀꢁꢁentꢄ
Slow Modeꢄ
fSYS= fSUB= LIRCꢄ
ꢅ0
No loadꢄ fSYS= LIRCꢄ
ADC offꢄ WDT enable
IDDꢅ
ꢃV
—
ꢆ0
ꢃ0
μA
ꢆV
ꢃV
ꢆV
ꢃV
ꢆV
ꢃV
ꢃV
—
—
—
1.ꢆ
ꢅ.ꢅ
ꢅ.0
4.0
1.ꢆ
ꢅ.ꢅ
—
ꢆ.0
ꢃ.0
ꢆ.0
6.0
ꢆ.0
ꢃ.0
1.ꢃ
0.ꢅVDD
ꢃ.0
VDD
—
μA
μA
mA
mA
μA
μA
V
IDLE0 Mode Stanbꢂ
Cꢀꢁꢁent (LIRC on)
No loadꢄ ADC offꢄ
WDT enableꢄ LVR disable
IIDLE01
IIDLE11
ISLEEP
VIL1
—
IDLE1 Mode Stanbꢂ
Cꢀꢁꢁent
No loadꢄ ADC offꢄ WDT enableꢄ
fSYS=ꢆ0MHz on
—
—
SLEEP Mode Stanbꢂ
Cꢀꢁꢁent (LIRC on)
No loadꢄ ADC offꢄ
WDT enableꢄ LVR disable
—
—
—
—
—
0
Inpꢀt Low Voltage foꢁ I/O
Poꢁts oꢁ Inpꢀt Pins
0
—
V
ꢃV
—
ꢆ.ꢃ
0.8VDD
6.4
16
ꢅ.4
6
—
V
Inpꢀt High Voltage foꢁ I/O
Poꢁts oꢁ Inpꢀt Pins
VIH1
—
V
ꢆV VOL= 0.1VDD
ꢃV VOL= 0.1VDD
ꢆV VOH= 0.9VDD
ꢃV VOH= 0.9VDD
ꢆV VOL= 0.1VDD
ꢃV VOL= 0.1VDD
1ꢅ.8
ꢆꢅ
mA
mA
mA
mA
mA
mA
I/O Poꢁt Sink Cꢀꢁꢁent
(PAꢄ PB0~PBꢆꢄ PB6ꢄ PB7)
IOL1
—
4.8
1ꢅ
—
I/O Poꢁt Soꢀꢁce Cꢀꢁꢁent
(PAꢄ PB0~PBꢆꢄ PB6ꢄ PB7)
IOH1
—
8
16
—
I/O Poꢁt Sink Cꢀꢁꢁent
(PB4ꢄ PBꢃ)
IOLꢅ
ꢅ0
40
—
Rev. 1.10
10
�anꢀaꢁꢂ 1ꢃꢄ ꢅ01ꢆ
HOLTEK [ HOLTEK SEMICONDUCTOR INC ]
