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DAC7821 Datasheet(PDF) 7 Page - Texas Instruments

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Part # DAC7821
Description  12-Bit, Parallel Input, Multiplying Digital-to-Analog Converter
PDF  18 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

DAC7821 Datasheet(HTML) 7 Page - Texas Instruments

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3.0
2.5
2.0
1.5
1.0
0.5
0
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
Logic Input Voltage (V)
V
= 2.5 V
DD
V
= 3.0 V
DD
V
= 5.0 V
DD
6
0
6
12
18
24
30
36
42
48
56
60
66
72
78
84
90
96
102
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
0xFFF
0x800
0x400
0x200
0x100
0x080
0x040
0x020
0x010
0x008
0x004
0x002
0x001
10
100
1k
10k
100k
1M
10M
100M
Bandwidth (Hz)
0x000
Code 2047 to 2048
DAC Update
Time (50ns/div)
Time (50ns/div)
Code 2048 to 2047
DAC Update
Time (20 ns/div)
Small Signal Settling
DAC Update
V
= I
x 100 W
OUT
OUT
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
-2.0
-
-
-
-
-
-
-
-
-
-
-40
-20
0
20
40
60
80
100
120
Temperature ( C)
°
V
= +10 V
REF
DAC7821
SBAS365A – OCTOBER 2005 – REVISED FEBRUARY 2006
TYPICAL CHARACTERISTICS: V
DD = +5 V (continued)
At T
A = +25°C, unless otherwise noted.
SUPPLY CURRENT
REFERENCE MULTIPLYING BANDWIDTH
vs LOGIC INPUT VOLTAGE
Figure 7.
Figure 8.
MIDSCALE DAC GLITCH
MIDSCALE DAC GLITCH
Figure 9.
Figure 10.
DAC SETTLING TIME
GAIN ERROR
vs TEMPERATURE
Figure 11.
Figure 12.
7



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