BUF12840_12 Datasheet, PDF (5/26 Pages) Texas Instruments – Programmable Gamma-Voltage Generator with Integrated Two-Bank Memory and External EEPROM

BUF12840
www.ti.com
SBOS519A – OCTOBER 2010 – REVISED JULY 2011
TYPICAL CHARACTERISTICS
At T_A = +25°C, V_S = +18V, and V_SD = +5V, unless otherwise noted.
OUTPUT VOLTAGE vs OUTPUT CURRENT
(Channels 1–12)
ANALOG SUPPLY CURRENT HISTOGRAM
18
17.5
17
16.5
16
Output Swing High
15.5
15
3
2.5
2
1.5
1
Output Swing Low
0.5
0
0
25
50
75
100
125
150
Output Current (mA)
1200
1000
800
600
400
200
0
5
5.5
6
6.5
7
7.5
8
Analog Supply Current (mA)
Figure 1.
Figure 2.
ANALOG SUPPLY CURRENT vs TEMPERATURE
8.5
8
7.5
7
6.5
6
5.5
5
4.5
4
-50 -25
0
25
50
75
Temperature (°C)
100 125
Figure 3.
9.02
9.015
OUTPUT VOLTAGE vs TEMPERATURE
10 Typical Units Shown
9.01
9.005
9
8.995
8.99
8.985
8.98
-50 -25
0
25
50
75
Temperature (°C)
Figure 4.
100 125
DIGITAL SUPPLY CURRENT vs TEMPERATURE
94
92
90
88
86
84
82
80
78
76
74
-50 -25
0
25
50
75
Temperature (°C)
100 125
Figure 5.
0.15
0.1
0.05
0
-0.05
-0.1
-0.15
0
DIFFERENTIAL LINEARITY ERROR
256
512
768
Input Code
Figure 6.
1024
Copyright © 2010–2011, Texas Instruments Incorporated
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