BUF12840_14 datasheet(5/32 Pages) TI1

Part #	BUF12840

Description	Programmable Gamma-Voltage Generator with Integrated Two-Bank Memory and External EEPROM

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Manufacturer	TI1 [Texas Instruments]

Direct Link	http://www.ti.com

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AnalogSupplyCurrent(mA)

1200

1000

800

600

400

200

0

5

8

5.5

6

6.5

7

7.5

OutputCurrent(mA)

0

25

50

75

100

150

18

17.5

17

16.5

16

15.5

15

0

3

2.5

2

1.5

1

0.5

125

OutputSwingHigh

OutputSwingLow

Temperature( C)

°

-50

-25

0

25

50

125

8.5

8

7.5

7

6.5

6

5.5

5

4.5

4

75

100

Temperature( C)

°

-50

-25

0

25

50

125

9.02

8.995

8.99

8.985

8.98

75

9

9.005

9.01

9.015

100

10TypicalUnitsShown

Temperature( C)

°

-

50

-

25

0

25

50

125

94

92

90

88

86

84

82

80

78

76

74

75

100

0.15

0.1

0.05

0

-0.05

-0.1

-0.15

0

256

1024

512

768

InputCode

BUF12840

www.ti.com

SBOS519A

– OCTOBER 2010 – REVISED JULY 2011

TYPICAL CHARACTERISTICS

At TA = +25°C, VS = +18V, and VSD = +5V, unless otherwise noted.

OUTPUT VOLTAGE vs OUTPUT CURRENT

(Channels 1

–12)

ANALOG SUPPLY CURRENT HISTOGRAM

Figure 1.

Figure 2.

ANALOG SUPPLY CURRENT vs TEMPERATURE

OUTPUT VOLTAGE vs TEMPERATURE

Figure 3.

Figure 4.

DIGITAL SUPPLY CURRENT vs TEMPERATURE

DIFFERENTIAL LINEARITY ERROR

Figure 5.

Figure 6.

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5

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