AD9778ABSVZ Analog Devices Inc, AD9778ABSVZ Datasheet - Page 19

• Manufacturer Part Number: AD9778ABSVZ
• Description: IC,D/A CONVERTER,DUAL,14-BIT,CMOS,TQFP,100PIN
• Manufacturer: Analog Devices Inc

Specifications of AD9778ABSVZ

• Number Of Bits: 14
• Data Interface: Parallel
• Number Of Converters: 2
• Voltage Supply Source: Analog and Digital
• Power Dissipation (max): 300mW
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 100-TQFP Exposed Pad, 100-eTQFP, 100-HTQFP, 100-VQFP
• Package: 100TQFP EP
• Resolution: 14 Bit
• Conversion Rate: 1 GSPS
• Architecture: Interpolation Filter
• Digital Interface Type: Parallel
• Number Of Outputs Per Chip: 2
• Output Type: Current
• Full Scale Error: ±2(Typ) %FSR
• Integral Nonlinearity Error: ±1.5(Typ) LSB
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: AD9778A-EBZ - BOARD EVALUATION AD9778A
• Settling Time: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

REF 0dBm
*PEAK
log
10dB
LGAV
51
W1
S3
£(f):
FTUN
SWP
START 1.0MHz
*RES BW 20kHz
100
100
S2
FC
AA
95
90
85
80
75
70
65
60
55
50
95
90
85
80
75
70
65
60
55
50
0
0
30mA
4× Interpolation, f
Digital Full-Scale Input Over Output Frequency,
Full-Scale Output Current Over Output Frequency,
Figure 24. AD9779A IMD Performance vs. f
Figure 25. AD9779A IMD Performance vs. f
40
40
–6dBFS
4× Interpolation, f
80
80
Figure 26. AD9779A Single Tone,
4× Interpolation, f
0dBFS
120
20mA
120
*ATTEN 20dB
VBW 20kHz
–3dBFS
10mA
DATA
160
160
f
f
OUT
OUT
= 100 MSPS, f
200
200
DATA
DATA
(MHz)
(MHz)
= 200 MSPS
= 200 MSPS
240
240
SWEEP 1.203s (601 pts)
280
280
OUT
= 30 MHz
STOP 400.0MHz
DC-COUPLED
320
320
EXT REF
OUT
OUT
,
,
360
360
400
400
Rev. B | Page 19 of 56
REF 0dBm
*PEAK
Log
10dB
LGAV
51
W1
S3
£(f):
FTUN
SWP
START 1.0MHz
*RES BW 20kHz
f
DAC
S2
FC
AA
–150
–154
–158
–162
–166
–170
Over Output Frequency for Eight-Tone Input with 500 kHz Spacing,
–142
–146
–150
–154
–158
–162
–166
–170
Digital Full-Scale Over Output Frequency of Single-Tone Input,
4× Interpolation, f
0
0
Figure 28. AD9779A Noise Spectral Density vs. f
Figure 29. AD9779A Noise Spectral Density vs. f
Figure 27. AD9779A Two-Tone Spectrum,
2× Interpolation, f
20
AD9776A/AD9778A/AD9779A
20
*ATTEN 20dB
f
DAC
VBW 20kHz
DATA
f
= 200MSPS
DATA
= 100 MSPS, f
40
0dBFS
= 200 MSPS
f
f
OUT
40
OUT
DATA
(MHz)
f
–6dBFS
(MHz)
DAC
= 200 MSPS
SWEEP 1.203s (601 pts)
60
= 800MSPS
OUT
f
DAC
= 30 MHz, 35 MHz
60
STOP 400.0MHz
DC-COUPLED
= 400MSPS
–3dBFS
EXT REF
80
OUT
OUT
80
,
,
100