AD9778BSVZ Analog Devices Inc, AD9778BSVZ Datasheet - Page 40

• Manufacturer Part Number: AD9778BSVZ
• Description: IC,D/A CONVERTER,DUAL,14-BIT,CMOS,TQFP,100PIN
• Manufacturer: Analog Devices Inc

Specifications of AD9778BSVZ

• 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
• 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

AD9776/AD9778/AD9779
Figure 84. Digital 3.3 V Supply, I Data Only, Real Mode, Includes Modulation
Figure 86. Power Dissipation, Digital 1.8 V Supply, I and Q Data, Dual DAC
0.075
0.050
0.025
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
0
0
0
0
0
4× INTERPOLATION,
ZERO STUFFING
Figure 85. Total Power Dissipation, Dual DAC Mode
8× INTERPOLATION, f
8× INTERPOLATION,
ZERO STUFFING
ALL INTERPOLATION MODES
25
25
25
Mode, Does Not Include Zero Stuffing
50
NO MODULATION
50
50
75
Modes and Zero Stuffing
75
75
100 125 150 175 200 225
2× INTERPOLATION,
ZERO STUFFING
f
f
DAC
DAC
DAC
100
100
f
f
f
DATA
DATA
DATA
/8,
/4,
/2,
8× INTERPOLATION, ALL
MODULATION MODES
125
125
(MSPS)
(MSPS)
(MSPS)
1× INTERPOLATION,
ZERO STUFFING
4× INTERPOLATION
150
150
1× INTERPOLATION,
NO MODULATION
2× INTERPOLATION,
ALL MODULATION MODES
2× INTERPOLATION
175
175
4× INTERPOLATION,
ALL MODULATION
MODES
1× INTERPOLATION
200
200
250 275
225
225
300
250
250
Rev. A | Page 40 of 56
Figure 87. Power Dissipation, Clock 1.8 V Supply, I and Q Data, Dual DAC
0.125
0.100
0.075
0.050
0.025
0.075
0.050
0.025
0.16
0.14
0.12
0.10
0.08
0.06
0.04
0.02
Figure 88. Digital 3.3 V Supply, I and Q Data, Dual DAC Mode
0
0
0
0
0
0
8× INTERPOLATION, f
Figure 89. Power Dissipation of Inverse Sinc Filter
ALL INTERPOLATION MODES
25
25
Mode, Does Not Include Zero Stuffing
200
NO MODULATION
50
50
75
75
400
f
f
DAC
DAC
DAC
100
100
f
f
f
DATA
DATA
DAC
/8,
/4,
/2,
600
125
125
(MSPS)
(MSPS)
(MSPS)
4× INTERPOLATION
150
150
1× INTERPOLATION,
800
NO MODULATION
2× INTERPOLATION
175
175
200
200
1000
225
225
1200
250
250