ad80164absvz Analog Devices, Inc., ad80164absvz Datasheet - Page 34

• Manufacturer Part Number: ad80164absvz
• Description: Dual, 12-/14-/16-bit,1 Gsps Digital-to-analog Converters
• Manufacturer: Analog Devices, Inc.

AD9776A/AD9778A/AD9779A
Table 18. Interpolation Filter Modes, (Register 0x01, Bits<5:2>)
Interpolation
Factor<7:6>
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
4
4
4
4
4
4
4
4
2
2
2
2
1
Frequency normalized to f
Filter Mode<5:2>
0x00
0x01
0x02
0x03
0x04
0x05
0x06
0x07
0x08
0x09
0x0A
0x0B
0x0C
0x0D
0x0E
0x0F
0x00
0x01
0x02
0x03
0x04
0x05
0x06
0x07
0x00
0x01
0x02
0x03
DAC
.
Modulation
DC
DC shifted
F/8
F/8 shifted
F/4
F/4 shifted
3F/8
3F/8 shifted
F/2
F/2 shifted
−3F/8
−3F/8 shifted
−F/4
−F/4 shifted
−F/8
−F/8 shifted
DC
DC shifted
F/4
F/4 shifted
F/2
F/2 shifted
−F/4
−F/4 shifted
DC
DC shifted
F/2
F/2 shifted
Nyquist Zone
Pass Band
+1
+2
+3
+4
+5
+6
+7
+8
−8
−7
−6
−5
−4
−3
−2
−1
+1
+2
+3
+4
−4
−3
−2
−1
+1
+2
−2
−1
Rev. 0 | Page 34 of 68
F_Low
−0.05
+0.075
+0.2
+0.325
−0.55
−0.3
−0.175
−0.1
+0.15
−0.6
−0.35
−0.2
−0.7
+0.0125
+0.1375
+0.2625
+0.3875
−0.4875
−0.425
−0.3625
−0.2375
−0.1125
+0.025
+0.275
−0.475
−0.225
+0.05
−0.45
1
Center
0
+0.0625
+0.125
+0.1875
+0.25
+0.3125
+0.375
+0.4375
−0.5
−0.4375
−0.375
−0.3125
−0.25
−0.1875
−0.125
−0.0625
0
+0.125
+0.25
0.375
−0.5
−0.375
−0.25
−0.125
0
+0.25
−0.5
−0.25
1
F_High
+0.05
+0.1125
+0.175
+0.2375
+0.3
+0.3625
+0.425
+0.4875
−0.45
−0.3875
−0.343
−0.2625
−0.2
−0.1375
−0.075
−0.0125
+0.1
+0.225
+0.35
0.475
−0.4
−0.275
−0.15
−0.025
+0.2
+0.45
−0.3
−0.05
1
Comments
In 8× interpolation;
BW (min) = 0.0375 × f
BW (max) = 0.1 × f
In 4× interpolation;
BW (min) = 0.075 × f
BW (max) = 0.2 × f
In 2× interpolation;
BW (min) = 0.15 × f
BW (max) = 0.4 × f
DAC
DAC
DAC
DAC
DAC
DAC