HT48F70E datasheet(4/58 Pages) HOLTEK

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Absolute Maximum Ratings

Supply Voltage ...........................VSS

-0.3V to VSS+6.0V

Storage Temperature ............................

-50°Cto125°C

Input Voltage..............................VSS

-0.3V to VDD+0.3V

Operating Temperature...........................

-40°Cto85°C

IOL Total ..............................................................150mA

IOH Total............................................................

-100mA

Total Power Dissipation .....................................500mW

Note: These are stress ratings only. Stresses exceeding the range specified under

²Absolute Maximum Ratings² may

cause substantial damage to the device. Functional operation of this 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=25

°C

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

VDD

Conditions

VDD

Operating Voltage

¾ fSYS=4MHz

2.2

5.5

¾ fSYS=8MHz

3.3

5.5

¾ fSYS=12MHz

4.5

5.5

IDD1

Operating Current (Crystal OSC)

No load, fSYS=4MHz

IDD2

Operating Current (RC OSC)

No load, fSYS=4MHz

2.5

IDD3

Operating Current

(Crystal OSC, RC OSC)

No load, fSYS=8MHz

ISTB1

Standby Current (WDT Enabled)

No load,

system HALT

¾¾

ISTB2

Standby Current (WDT Disabled)

No load,

system HALT

¾¾

VIL1

Input Low Voltage for I/O Ports

¾¾

0.3VDD

VIH1

Input High Voltage for I/O Ports

¾¾

0.7VDD

VDD

VIL2

Input Low Voltage (RES)

¾¾

0.4VDD

VIH2

Input High Voltage (RES)

¾¾

0.9VDD

VDD

VLVR

Low Voltage Reset

¾ LVR enabled

2.7

3.0

3.3

IOL

I/O Port Sink Current

VOL=0.1VDD

IOH

I/O Port Source Current

VOH=0.9VDD

-2

-4

-5

-10

RPH

Pull-high Resistance

100

HT48F70E

Rev. 1.30

July 29, 2009

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