DAC8550_15 Datasheet, PDF (9/28 Pages) Texas Instruments – 16-BIT, ULTRA-LOW GLITCH, VOLTAGE OUTPUT DIGITAL-TO-ANALOG CONVERTER

DAC8550
www.ti.com
SLAS476E – MARCH 2006 – REVISED MARCH 2012
TYPICAL CHARACTERISTICS: V_DD = 5 V (continued)
At T_A = +25°C, unless otherwise noted.
GLITCH ENERGY: 5V, 1LSB STEP, FALLING EDGE
GLITCH ENERGY: 5V, 16LSB STEP, RISING EDGE
V_DD = 5V
V_REF = 4.096V
From Code: 8000
To Code: 7FFF
Glitch: 0.16nV-s
Measured Worst Case
Time (400ns/div)
Figure 17.
GLITCH ENERGY: 5V, 16LSB STEP, FALLING EDGE
V_DD = 5V
V_REF = 4.096V
From Code: 8010
To Code: 8000
Glitch: 0.08nV-s
Time (400ns/div)
Figure 19.
GLITCH ENERGY: 5V, 256LSB STEP, FALLING EDGE
V_DD = 5V
V_REF = 4.096V
From Code: 80FF
To Code: 8000
Glitch: Not Detected
Theoretical Worst Case
Time (400ns/div)
Figure 21.
V_DD = 5V
V_REF = 4.096V
From Code: 8000
To Code: 8010
Glitch: 0.04nV-s
Time (400ns/div)
Figure 18.
GLITCH ENERGY: 5V, 256LSB STEP, RISING EDGE
V_DD = 5V
V_REF = 4.096V
From Code: 8000
To Code: 80FF
Glitch: Not Detected
Theoretical Worst Case
Time (400ns/div)
Figure 20.
TOTAL HARMONIC DISTORTION
vs OUTPUT FREQUENCY
-40
V_DD = 5V
-50
V_REF = 4.9V
-1dB FSR Digital Input
f_S = 1MSPS
-60 Measurement Bandwidth = 20kHz
-70
THD
-80
-90
2nd Harmonic
3rd Harmonic
-100
0
1
2
3
4
5
f_OUT (kHz)
Figure 22.
Copyright © 2006–2012, Texas Instruments Incorporated
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