DAC8550_15 Datasheet, PDF (12/28 Pages) Texas Instruments – 16-BIT, ULTRA-LOW GLITCH, VOLTAGE OUTPUT DIGITAL-TO-ANALOG CONVERTER

DAC8550
SLAS476E – MARCH 2006 – REVISED MARCH 2012
www.ti.com
TYPICAL CHARACTERISTICS: V_DD = 2.7 V (continued)
At T_A = +25°C, unless otherwise noted.
FULL-SCALE ERROR
vs TEMPERATURE
SOURCE AND SINK CURRENT CAPABILITY
5
V_DD = 2.7V
V_REF = 2.69V
0
3.0
2.5
DAC Loaded with FFFFh
2.0
1.5
V_DD = 2.7V
-5
1.0
V_REF = V_DD - 10mV
-10
-40
0
40
80
120
Temperature (°C)
Figure 30.
0.5
DAC Loaded with 0000h
0
0
2
4
6
8
10
I_{(SOURCE/SINK)} (mA)
Figure 31.
SUPPLY CURRENT
vs DIGITAL INPUT CODE
180
160 ^{VDD = VREF = 2.7V}
140
Reference Current Included
120
100
80
60
40
20
0
0 8192 16384 24576 32768 40960 49152 57344 65536
Digital Input Code
Figure 32.
POWER-SUPPLY CURRENT
vs TEMPERATURE
250
V_REF = V_DD = 2.7V
200
150
100
50
0
-40
-10
20
50
Temperature (°C)
80
110
Figure 33.
SUPPLY CURRENT
vs LOGIC INPUT VOLTAGE
800
T_A = 25°C, SCL Input (all other inputs = GND)
700 V_DD = V_REF = 2.7V
600
500
400
300
200
100
0
0
0.5
1.0
1.5
2.0
V_LOGIC (V)
Figure 34.
2.5 2.7
FULL-SCALE SETTLING TIME: 2.7V RISING EDGE
Trigger Pulse 2.7V/div
Rising
Edge
0.5V/div
V_DD = 2.7V
V_REF = 2.5V
From Code: 0000
To Code: FFFF
Zoomed Rising Edge
1mV/div
Time (2ms/div)
Figure 35.
12
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