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DAC5675 View Datasheet(PDF) - Texas Instruments

Part NameDescriptionManufacturer
DAC5675 14-BIT, 400-MSPS DIGITAL-TO-ANALOG CONVERTER TI
Texas Instruments TI
DAC5675 Datasheet PDF : 31 Pages
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DAC5675
SLAS352C − DECEMBER 2001 − REVISED AUGUST 2004
electrical characteristics over recommended operating free-air temperature range, AVDD = 3.3 V,
DVDD = 3.3 V, IO(FS) = 20 mA, differential transformer coupled output, 50-doubly terminated load
(unless otherwise noted)
ac specifications
PARAMETER
TEST CONDITIONS
MIN TYP
Analog Output
ts(DAC) Output settling time to 0.1%
Transition: code x2000 to x23FF
12
tpd
Output propagation delay
1
tr(IOUT) Output rise time 10% to 90%
2
tf(IOUT) Output fall time 90% to 10%
2
Output noise
IOUTFS = 20 mA
55
IOUTFS = 2 mA
30
AC Linearity
fCLK = 100 MSPS, fOUT = 20 MHz, TA = 25°C
72
fCLK = 160 MSPS, fOUT = 41 MHz, TA = 25°C
67
fCLK = 200 MSPS, fOUT = 70 MHz, TA = 25°C
63
THD
Total harmonic distortion
fCLK = 400 MSPS, fOUT = 20 MHz, TMIN to TMAX
72
fCLK = 400 MSPS, fOUT = 70 MHz, TA = 25°C
64
fCLK = 400 MSPS, fOUT = 140 MHz, TA = 25°C
58
fCLK = 100 MSPS, fOUT = 20 MHz, TA = 25°C
77
fCLK = 160 MSPS, fOUT = 41 MHz, TA = 25°C
70
Spurious free dynamic range to
fCLK = 200 MSPS, fOUT = 70 MHz, TA = 25°C
70
SFDR
Nyquist
fCLK = 400 MSPS, fOUT = 20 MHz, TMIN to TMAX
73
fCLK = 400 MSPS, fOUT = 70 MHz, TA = 25°C
69
fCLK = 400 MSPS, fOUT = 140 MHz, TA = 25°C
58
fCLK = 100 MSPS, fOUT = 20 MHz, TA = 25°C
88
fCLK = 160 MSPS, fOUT = 41 MHz, TA = 25°C
83
Spurious free dynamic range within fCLK = 200 MSPS, fOUT = 70 MHz, TA = 25°C
80
SFDR
a window, 5-MHz span
fCLK = 400 MSPS, fOUT = 20 MHz, TMIN to TMAX
88
fCLK = 400 MSPS, fOUT = 70 MHz, TA = 25°C
80
fCLK = 400 MSPS, fOUT = 140 MHz, TA = 25°C
73
fCLK = 122.88 MSPS, IF = 30.72 MHz, TA = 25°C
73
(See Figure 14)
ACPR
Adjacent channel power ratio
WCDMA with 3.84 MHz BW, 5-MHz
channel spacing{
fCLK = 245.76 MSPS, IF = 61.44 MHz, TA = 25°C
(See Figure 15)
71
fCLK = 399.32 MSPS, IF = 153.36 MHz,TA = 25°C
68
(See Figure 17)
fCLK = 400 MSPS, fOUT1 = 70 MHz,
67
Two-tone intermodulation to
fOUT2 = 71 MHz, TA = 25°C
Nyquist (each tone at −6 dBFS)
fCLK = 400 MSPS, fOUT1 = 140 MHz,
63
fOUT2 = 141 MHz, TA = 25°C
IMD
fCLK = 156 MSPS, fOUT = 15.6, 15.8, 16.2,
72
Four-tone intermodulation, 15-MHz 16.4 MHz
span, missing center tone (each
tone at –16 dBFS)
fCLK = 400 MSPS, fOUT = 68.1, 69.3, 71.2,
74
72 MHz
Spectrum analyzer (ACPR) performance taken into account for the calculation of the DAC5675 ACPR performance.
MAX
UNIT
ns
ns
ns
ns
pA/Hz
pA/Hz
dBc
dBc
dBc
dB
dB
dBc
dBc
16
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