DAC8812 Datasheet, PDF (10/29 Pages) Texas Instruments – Dual, Serial Input 16-Bit Multiplying Digital-to-Analog Converter

DAC8812
SBAS349D – AUGUST 2005 – REVISED JANUARY 2016
Channel B—5 V (continued)
At T_A = 25°C, V_DD = 5 V, unless otherwise noted
180
160
140
V_DD = +5.0V
120
100
80
60
40
V_DD = +2.7V
20
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)
Figure 14. Supply Current vs Logic Input Voltage
Code: 7FFFh to 8000h
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6
0
−6
−12
−18
−24
−30
−36
−42
−48
−54
−60
−66
−72
−78
−84
−90
−96
−102
−108
−114
10
0x0000
0xFFFF
0x8000
0x4000
0x2000
0x1000
0x0800
0x0400
0x0200
0x0100
0x0080
0x0040
0x0020
0x0010
0x0008
0x0004
0x0002
0x0001
100
1k
10k 100k 1M
10M 100M
Bandwidth (H z )
Figure 15. Reference Multiplying Bandwidth
Voltage Output Settling
Space
Space
Space
Space
Space
Space
Space
Space
Space
Space
Space
Space
Space
Space
Space
Space
Space
Space
Space
Space
Space
Space
Space
LDAC Pulse
Time (0.2ms/div)
Figure 16. DAC Glitch
Trigger Pulse
Time (0.1ms/div)
Figure 17. DAC Settling Time
10
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