DAC7565 Datasheet, PDF (21/46 Pages) Texas Instruments – 12-Bit, Quad Channel, Ultra-Low Glitch, Voltage Output DIGITAL-TO-ANALOG CONVERTER with 2.5V, 2ppm/°C Internal Reference

DAC7565
www.ti.com ............................................................................................................................................... SBAS412A – FEBRUARY 2008 – REVISED MARCH 2008
TYPICAL CHARACTERISTICS: DAC at AV_DD = 2.7V (continued)
At T_A = +25°C, internal reference used, and DAC output not loaded, all DAC codes in straight binary data format, unless
otherwise noted
OFFSET ERROR
vs TEMPERATURE
4
AV_DD = 2.7V
Internal V_REF Enabled
3
Ch C
2
1
Ch D
Ch B
0
-1 ^{Ch A}
-40 -20
3.0
2.5
0 20 40 60 80 100 120
Temperature (°C)
Figure 72.
SOURCE AND SINK
CURRENT CAPABILITY
DAC Loaded with 0FFFh
2.0
AV_DD = 2.7V, Ch A
Internal Reference Enabled
1.5
1.0
0.5
DAC Loaded with 0000h
0
0
5
10
15
20
I_SOURCE/SINK (mA)
Figure 74.
SOURCE AND SINK
CURRENT CAPABILITY
3.0
DAC Loaded with 0FFFh
2.5
2.0
AV_DD = 2.7V, Ch C
Internal Reference Enabled
1.5
1.0
0.5
DAC Loaded with 0000h
0
0
5
10
15
20
I_SOURCE/SINK (mA)
Figure 76.
FULL-SCALE ERROR
vs TEMPERATURE
0.50
AV_DD = 2.7V
Internal V_REF Enabled
0.25
Ch C
Ch D
0
-0.25
Ch A
Ch B
-0.50
-40 -20
3.0
2.5
0
20 40 60 80
Temperature (°C)
Figure 73.
SOURCE AND SINK
CURRENT CAPABILITY
100 120
DAC Loaded with 0FFFh
2.0
AV_DD = 2.7V, Ch B
Internal Reference Enabled
1.5
1.0
0.5
DAC Loaded with 0000h
0
0
5
10
15
20
I_SOURCE/SINK (mA)
Figure 75.
SOURCE AND SINK
CURRENT CAPABILITY
3.0
DAC Loaded with 0FFFh
2.5
2.0
AV_DD = 2.7V, Ch D
Internal Reference Enabled
1.5
1.0
0.5
DAC Loaded with 0000h
0
0
5
10
15
20
I_SOURCE/SINK (mA)
Figure 77.
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