深圳市富满电子有限公司

SHENZHEN FUMAN ELECTRONICS CO., LTD.

八位计算器

第 2 页 共 11 页

Characteristic

Symbol

Test conditions

Min

Typ

Max Unit

Note

Input voltage

V

4

0.4

Input current

1

uA

5

0.3

1

3

Output voltage 1

VOH1

Without load

V

6

VOL1

Lout = 15uA

0.15

Output voltage 2

VOA

Without load

2.80

2.95

V

7

VOB

Without load

1.30

1.50

1.70

VOC

Without load

0

0.20

Display frequency

Fd

Display is on, Rf = 560Kohm

40

45

50

Hz

7

Dissipation

Ioff

Display off

0.1

uA

8

While display is on

3.5

5

9

Iop

While operation

5.6

10

Note: 4. Applies to pins K2~K6.

5. Applies to pins K2~K6.

6. Applies to P1, P2, A2~A5.

7. Applies to H1~H3, a1~a8, b1~b8, c1~c8.

8. Measured by the below test circuit after power supply automatically turns off.

9. Measured by the below test circuit while”0” is being displayed after auto-clear operation and

while key is not being depressed.

10.Measured by the below test circuit while operation is being made by ON/C key and while key

is not being depressed.

1

2

3

4

5

6

A

B

C

D

6

5

4

3

2

1

D

C

B

A

Title

Number

Revision

Size

B

Date:

9-Feb-2006

Sheet

of

File:

1

2

3

4

5

6

34

C1

C2

A

SC326

TEST CIRCUIT

{C1,C2:0.1uF}