MAX6959BAPE datasheet(4/19 Pages) MAXIM

Part #	MAX6959BAPE

Description	2-Wire Interfaced, 3V to 5.5V, 4-Digit, 9-Segment LED Display Drivers with Keyscan

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Manufacturer	MAXIM [Maxim Integrated Products]

Direct Link	https://www.maximintegrated.com/en.html

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4 / 19 page

2-Wire Interfaced, 3V to 5.5V, 4-Digit,

9-Segment LED Display Drivers with Keyscan

4

_______________________________________________________________________________________

Typical Operating Characteristics

(V+ = 5V, LED forward voltage = 2.4V, TA = +25°C, unless otherwise noted.)

SCAN RATE (fSCAN)

vs. TEMPERATURE

TEMPERATURE (

°C)

100

80

40

60

0

20

-20

760

765

770

775

780

785

790

795

800

755

-40

120

5.5V

5V

3V

4.5V

KEYSCAN DEBOUNCE TIME (tDEBOUNCE)

vs. TEMPERATURE

TEMPERATURE (

°C)

100

80

60

40

20

0

-20

40.5

41.0

41.5

42.0

42.5

40.0

-40

120

4.5V

5V

3V

5.5V

SCAN RATE (fSCAN)

vs. SUPPLY VOLTAGE

SUPPLY VOLTAGE (V)

5.0

4.5

4.0

3.5

765

770

775

780

785

790

760

3.0

5.5

KEYSCAN DEBOUNCE TIME (tDEBOUNCE)

vs. SUPPLY VOLTAGE

SUPPLY VOLTAGE (V)

5.0

4.5

4.0

3.5

40.6

40.8

41.0

41.2

41.4

41.6

41.8

42.0

42.2

40.4

3.0

5.5

SEGMENT SOURCE CURRENT

vs. SUPPLY VOLTAGE

SUPPLY VOLTAGE (V)

5.25

5.00

4.75

5

10

15

20

25

0

4.50

5.50

VLED = 2.4V

SEGMENT SOURCE CURRENT

vs. SUPPLY VOLTAGE

SUPPLY VOLTAGE (V)

4.5

4.0

3.5

5

10

15

20

25

0

3.0

5.0

5.5

VLED = 2V

WAVEFORM AT DIG0/SEG0,

FULL INTENSITY

VDIG0/

SEG0

1V/div

200

µs/div

INPUT PULLUP CURRENT

vs. TEMPERATURE

TEMPERATURE (

°C)

100

80

40

60

0

20

-20

5

10

15

20

25

30

35

40

45

0

-40

120

5.5V

5V

3V

4.5V

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