HT49C50-1(2005) 데이터 시트보기 (PDF) - Holtek Semiconductor

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HT49C50-1
(Rev.:2005)

LCD Type 8-Bit MCU

Holtek Semiconductor 

HT49R50A-1/HT49C50-1/HT49C50L

Symbol

Parameter

VIH1

Input High Voltage for I/O

Ports, TMR and INT

VIL2

Input Low Voltage (RES)

VIH2

Input High Voltage (RES)

IOL1

I/O Port Sink Current

Test Conditions

VDD

Conditions

For HT49C50L

¾

For HT49R50A-1/HT49C50-1

¾

¾

¾

¾

1.5V

3V VOL=0.1VDD

5V

IOH1

I/O Port Source Current

1.5V

3V VOH=0.9VDD

5V

IOL2

LCD Common and Segment

Current

3V

VOL=0.1VDD

5V

IOH2

LCD Common and Segment

Current

3V

VOH=0.9VDD

5V

1.5V

RPH

Pull-high Resistance

3V

¾

5V

VLVR

Low Voltage Reset Voltage

¾

¾

VLVD Low Voltage Detector Voltage ¾

¾

Note: ²*² for the value of VA refer to the LCD driver section.

²*fS² please refer to WDT clock option

Min. Typ. Max. Unit

0.8VDD ¾

VDD

V

0.7VDD ¾

VDD

V

0

¾ 0.4VDD V

0.9VDD ¾

VDD

V

0.4 0.8 ¾ mA

6

12

¾ mA

10 25 ¾ mA

-0.3 -0.6 ¾ mA

-2

-4

¾ mA

-5 -8 ¾ mA

210 420 ¾ mA

350 700 ¾ mA

-80 -160 ¾ mA

-180 -360 ¾ mA

75 150 300 kW

20 60 100 kW

10 30 50 kW

2.7 3.2 3.6 V

3.0 3.3 3.6 V

Rev. 2.00

6

November 29, 2005

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