Rainbow-electronics HT49R70A-1 Uživatelský manuál stáhnout pdf (Strana 5)

D.C. Characteristics

Ta=25°C

Symbol Parameter

Test Conditions

Min. Typ. Max. Unit

V

DD

Conditions

V

DD

Operating Voltage

¾¾

3.0

¾

5.5 V

I

DD1

Operating Current (Crystal OSC)

3V

No load, f

SYS

=4MHz

¾

2.0 3.0 mA

5V

¾

5.0 8.0 mA

I

DD2

Operating Current (RC OSC)

3V

No load, f

SYS

=4MHz

¾

1.8 2.7 mA

5V

¾

4.6 7.5 mA

I

DD3

Operating Current (f

SYS

=32768Hz)

3V

No load

¾

1.2 2 mA

5V

¾

47mA

I

STB1

Standby Current (*f

S

=T1)

3V

No load, system HALT

LCD off at HALT

¾¾

1

mA

5V

¾¾

2

mA

I

STB2

Standby Current (*f

S

=32.768kHz OSC)

3V

No load, system HALT

LCD on at HALT, C type

¾4

10

mA

5V

¾14

20

mA

I

STB3

Standby Current (*f

S

=WDT RC OSC)

3V

No load, system HALT

LCD on at HALT, C type

¾

25

mA

5V

¾

610

mA

I

STB4

Standby Current (*f

S

=32.768kHz OSC)

3V

No load, system HALT

LCD on at HALT

R type, 1/2bias

¾

17 30

mA

5V

¾

34 60

mA

I

STB5

Standby Current (*f

S

=32.768kHz OSC)

3V

No load, system HALT

LCD on at HALT

R type, 1/3bias

¾

13 25

mA

5V

¾

28 50

mA

I

STB6

Standby Current (*f

S

=WDT RC OSC)

3V

No load, system HALT

LCD on at HALT

R type, 1/2bias

¾

14 25

mA

5V

¾

26 50

mA

I

STB7

Standby Current (*f

S

=WDT RC OSC)

3V

No load, system HALT

LCD on at HALT

R type, 1/3bias

¾

10 20

mA

5V

¾

19 40

mA

V

IL1

Input Low Voltage for I/O Ports,

TMR and INT

3V

¾

0

¾

0.2V

DD

V

5V

¾

0

¾

0.2V

DD

V

V

IH1

Input High Voltage for I/O Ports,

TMR and INT

3V

¾

0.8V

DD

¾

V

DD

V

5V

¾

0.8V

DD

¾

V

DD

V

V

IL2

Input Low Voltage (RES)

3V

¾

0

¾

0.4V

DD

V

5V

¾

0

¾

0.4V

DD

V

V

IH2

Input High Voltage (RES)

3V

¾

0.9V

DD

¾

V

DD

V

5V

¾

0.9V

DD

¾

V

DD

V

I

OL

I/O Port Sink Current

3V

V

OL

=0.1V

DD

612

¾

mA

5V

V

OL

=0.1V

DD

10 25

¾

mA

I

OH

I/O Port Source Current

3V

V

OH

=0.9V

DD

-2 -4 ¾

mA

5V

V

OH

=0.9V

DD

-5 -8 ¾

mA

R

PH

Pull-high Resistance of I/O Ports and

INT0

, INT1

3V

¾

40 60 80

kW

5V

¾

10 30 50

kW

V

LVR

Low Voltage Reset Voltage

¾

LVD voltage 3.3V option 2.7 3.2 3.6 V

V

LVD

Low Voltage Detector Voltage

¾

LVD voltage 3.3V option 3.0 3.3 3.6 V

Note:

²*f

S

² please refer to clock option of WDT (page 12)

HT49R70A-1

Rev. 1.00 5 December 4, 2001

1 2 3 4 5 6 7 8 9 10 ... 40 41

HT49R70A-1 1
8-Bit LCD Type OTP MCU 1

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