DAC7551-Q1 Datasheet, PDF (8/22 Pages) Texas Instruments – 12-Bit, Ultra-Low Glitch, Voltage Output DIGITAL-TO-ANALOG CONVERTER

DAC7551-Q1
SLAS767 – JUNE 2011
TYPICAL CHARACTERISTICS (continued)
At T_A = +25°C, unless otherwise noted.
FULL-SCALE ERROR
vs
FREE-AIR TEMPERATURE
FULL-SCALE ERROR
vs
FREE-AIR TEMPERATURE
0
-0.25
0
-0.25
V_DD = 2.7V
V_REFH = 2.5V
V_REFL = GND
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-0.50
-0.50
-0.75
-1.00
V_DD = 5V
V_REFH = 4.096V
V_REFL = GND
-40
-10
20
50
80
105
Free-Air Temperature (°C)
Figure 6.
0.20
Typical
SINK CURRENT
AT NEGATIVE RAIL
0.15
0.10
0.05
V_DD = 2.7V
V_REFH = 2.5V
V_REFL = GND
V_DD = 5.5V
V_REFH = 4.096V
V_REFL = GND
DAC Loaded with 0000h
0
0
5
10
15
I_SINK (mA)
Figure 8.
SOURCE CURRENT
AT POSITIVE RAIL
2.7
V_DD = V_REFH = 2.7V
V_REFL = GND
2.6
2.5
DAC Loaded with FFFFh
2.4
0
5
10
15
I_SOURCE (mA)
Figure 10.
-0.75
-1.00
-40
5.5
5.4
-10
20
50
80
105
Free-Air Temperature (°C)
Figure 7.
SOURCE CURRENT
AT POSITIVE RAIL
V_DD = V_REFH = 5.5V
V_REFL = GND
5.3
DAC Loaded with FFFFh
5.2
0
5
10
15
I_SOURCE (mA)
Figure 9.
SUPPLY CURRENT
vs
DIGITAL INPUT CODE
250
V_DD = 5.5V
200
V_REFH = 4.096V
V_REFL = GND
150
V_DD = 2.7V
100
V_REFH = 2.5V
V_REFL = GND
50
Powered, No Load
0
0 512 1024 1536 2048 2560
Digital Input Code
3072
3584
4096
Figure 11.
8
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