HT82R732 datasheet(9/74 Pages) HOLTEK

9 / 74 page

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

VDD

Conditions

IOL1

I/O Port Sink Current

VOL=0.1VDD

IOH1

I/O Port Source Current

VOH=0.9VDD

-2

-4

-5

-10

IOL2

LCD Common and Segment

Sink Current

VOL=0.1VDD

210

420

¾mA

350

700

¾mA

IOH2

LCD Common and Segment

Source Current

VOH=0.9VDD

-80

-160

¾mA

-180 -360

¾mA

RPH

Pull-high Resistance of I/O

Ports

100

200

100

A.C. Characteristics

Ta=25

°C

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

VDD

Conditions

fSYS

System Clock

2.2V~5.5V

MHz

fHIRC

System Clock

(HIRC)

3V/5V Ta=25

°C

-1%

+1%

MHz

3V/5V Ta=0~70

°C

-5%

+5%

MHz

2.2V~

3.6V

Ta=0~70

°C

-8%

+8%

MHz

3.0V~

5.5V

Ta=0~70

°C

-8%

+8%

MHz

2.2V~

3.6V

Ta=

-40°C~85°C

-12%

+12%

MHz

3.0V~

5.5V

Ta=

-40°C~85°C

-12%

+12%

MHz

fRTC

Real Time Clock (32768 Crystal)

¾¾¾

32768

fTIMER

Timer0/1 I/P Frequency

¾¾¾

fSYS

tWDTOSC Watchdog oscillator period

Ta=25

°C

180

130

tRES

External Reset Low Pulse Width

¾¾

tSST

System start-up timer period

(wake-up from HALT)

SST=0

1024

tSYS

SST=1

tSYS

tINT

Interrupt Pulse Width

¾¾

tSYS

tLVR

Low Voltage Width to Reset

¾¾

120

240

480

tLVDS

LVDO Stable Time

For all VLVD

¾¾

Note:

tSYS=1/fSYS

HT82R732

e-Banking 8-Bit OTP MCU

Rev. 1.00

October 31, 2013

Ta=25

°C

HT82R732 датащи(PDF) 9 Page - Holtek Semiconductor Inc

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