DAC7558_16 Datasheet, PDF (13/31 Pages) Texas Instruments – 12-BIT, OCTAL, ULTRALOW GLITCH, VOLTAGE OUTPUT DIGITAL-TO-ANALOG CONVERTER

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DAC7558
SLAS435A – MAY 2005 – REVISED DECEMBER 2005
TYPICAL CHARACTERISTICS (continued)
SINK CURRENT AT NEGATIVE RAIL
0.2
Typical for all Channels
SOURCE CURRENT AT POSITIVE RAIL
5.50
Typical for all Channels
0.15
V_DD = 2.7 V, V_REF = 2.5 V
0.1
0.05
V_DD = 5.5 V, V_REF = 4.096 V
DAC Loaded With 000_H
0
0
5
10
15
I_SINK − Sink Current − mA
Figure 24.
SOURCE CURRENT AT POSITIVE RAIL
2.7
Typical for all Channels
2.6
2.5
DAC Loaded With FFF_H
V_DD = V_REF = 2.7 V
2.4
0
5
10
15
I_SOURCE − Sink Current − mA
Figure 26.
5.40
5.30
DAC Loaded With FFF_H
V_DD = V_REF = 5.5 V
5.20
0
5
10
15
I_SOURCE − Sink Current − mA
Figure 25.
1400
1200
SUPPLY CURRENT
vs
DIGITAL INPUT CODE
V_DD = 5.5 V, V_REF = 4.096 V
1000
800
V_DD = 2.7 V, V_REF = 2.5 V
600
400
200
0
0
All Channels Powered, No Load
512 1024 1536 2048 2560 3072 3584 4096
Digital Input Code
Figure 27.
13