DAC37J82_15 Datasheet, PDF (12/119 Pages) Texas Instruments – DAC3xJ82 Dual-Channel, 16-Bit, 1.6/2.5 GSPS, Digital-to-Analog Converters with 12.5 Gbps JESD204B Interface

DAC37J82, DAC38J82
SLASE16B – JANUARY 2014 – REVISED MAY 2014
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AC Electrical Characteristics (continued)
Typical values at T_A = 25°C, full temperature range is T_MIN = –40°C to T_MAX = 85°C, nominal supplies, unless otherwise noted.
PARAMETER
TEST CONDITIONS / COMMENTS
DAC37J82
MIN TYP MAX
DAC38J82
MIN TYP MAX
UNIT
AC PERFORMANCE ⁽²⁾
SFDR
IMD3
NSD
ACLR ⁽³⁾
f_DAC = 2.5 GSPS, f_OUT = 20 MHz, 0 dBFS
f_DAC = 2.5 GSPS, f_OUT = 70 MHz, 0dBFS
f_DAC = 2.5 GSPS, f_OUT = 150 MHz, 0 dBFS
f_DAC = 2.5 GSPS, f_OUT = 230 MHz, 0dBFS
f_DAC = 2.5 GSPS, f_OUT = 20 MHz, -12 dBFS
f_DAC = 2.5 GSPS, f_OUT = 70 MHz, –12dBFS
f_DAC = 2.5 GSPS, f_OUT = 150 MHz, -12 dBFS
Spurious free dynamic
(0 to f_DAC/2)
f_DAC = 2.5 GSPS, f_OUT = 230 MHz, –12dBFS
f_DAC = 1.6 GSPS, f_OUT = 20 MHz, 0 dBFS
f_DAC = 1.6 GSPS, f_OUT = 70 MHz, 0 dBFS
f_DAC = 1.6 GSPS, f_OUT = 150 MHz, 0 dBFS
f_DAC = 1.6 GSPS, f_OUT = 230 MHz, 0 dBFS
f_DAC = 1.6 GSPS, f_OUT = 20 MHz, -12 dBFS
f_DAC = 1.6 GSPS, f_OUT = 70 MHz, –12 dBFS
f_DAC = 1.6 GSPS, f_OUT = 150 MHz, -12 dBFS
f_DAC = 1.6 GSPS, f_OUT = 230 MHz, –12 dBFS
f_DAC = 2.5 GSPS, f_OUT = 70 ± 0.5 MHz
f_DAC = 2.5 GSPS, f_OUT = 150 ± 0.5 MHz
f_DAC = 2.5 GSPS, f_OUT = 230 ± 0.5 MHz
Third-order two-tone
intermodulation distortion
Each tone at –6dBFS
f_DAC = 2.0 GSPS, f_OUT = 70 ± 0.5 MHz
f_DAC = 2.0 GSPS, f_OUT = 150 ± 0.5 MHz
f_DAC = 2.0 GSPS, f_OUT = 230 ± 0.5 MHz
f_DAC = 1.6 GSPS, f_OUT = 70 ± 0.5 MHz
f_DAC = 1.6 GSPS, f_OUT = 150 ± 0.5 MHz
f_DAC = 1.6 GSPS, f_OUT = 230 ± 0.5 MHz
f_DAC = 2.5 GSPS, f_OUT = 70 MHz
f_DAC = 2.5 GSPS, f_OUT = 150 MHz
f_DAC = 2.5 GSPS, f_OUT = 230 MHz
Noise spectral density⁽²⁾
Tone at –6dBFS
f_DAC = 2.0 GSPS, f_OUT = 70 MHz
f_DAC = 2.0 GSPS, f_OUT = 150 MHz
f_DAC = 2.0 GSPS, f_OUT = 230 MHz
f_DAC = 1.6 GSPS, f_OUT = 70 MHz
f_DAC = 1.6 GSPS, f_OUT = 150 MHz
f_DAC = 1.6 GSPS, f_OUT = 230 MHz
f_DAC = 2.4576 GSPS, f_OUT = 70 MHz
f_DAC = 2.4576 GSPS, f_OUT = 150 MHz
f_DAC = 2.4576 GSPS, f_OUT = 230 MHz
Adjacent channel leakage
ratio, single carrier
f_DAC = 1.96608 GSPS, f_OUT = 70 MHz
f_DAC = 1.96608 GSPS, f_OUT = 150 MHz
f_DAC = 1.96608 GSPS, f_OUT = 230 MHz
f_DAC = 1.47456 GSPS, f_OUT = 70 MHz
f_DAC = 1.47456 GSPS, f_OUT = 150 MHz
f_DAC = 1.47456 GSPS, f_OUT = 230 MHz
Channel isolation
f_DAC = 2.5 GSPS, f_OUT = 20 MHz
f_DAC = 1.6 GSPS, f_OUT = 20 MHz
-
-
-
-
-
-
-
-
81
77
72
68
76
72
67
64
-
-
-
-
-
-
83
73
66
-
-
-
-
-
-
-161
-159
-157
-
-
-
-
-
-
82
80
76
-
93
79
78
72
67
79
75
70
65
81
77
72
68
76
72
67
64
83
75
70
86
78
73
83
73
66
-161
–159
-157
-161
-160
-158
-161
-159
-157
82
80
78
82
80
77
82
80
76
93
93
dBc
dBc
dBFS/Hz
dBc
dBc
(2) 2:1 transformer output termination, 50 Ω doubly terminated load.
(3) Single carrier, W-CDMA with 3.84 MHz BW, 5-MHz spacing, centered at IF. TESTMODEL 1, 10 ms
12
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