AD9786-EBZ Analog Devices Inc, AD9786-EBZ Datasheet - Page 26

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AD9786-EBZ

Manufacturer Part Number
AD9786-EBZ
Description
16 BIT DAC W/2/4/8x INTERPOLATION FILTER
Manufacturer
Analog Devices Inc
Series
TxDAC+®r
Datasheet

Specifications of AD9786-EBZ

Number Of Dac's
1
Number Of Bits
16
Outputs And Type
1, Differential
Sampling Rate (per Second)
500M
Data Interface
Parallel
Dac Type
Current
Voltage Supply Source
Single
Operating Temperature
-40°C ~ 85°C
Utilized Ic / Part
AD9786
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
AD9786
DIGITAL FILTER SPECIFICATIONS
DIGITAL INTERPOLATION FILTER COEFFICIENTS
Table 23. Stage 1 Interpolation Filter Coefficients
Lower Coefficient
H(1)
H(2)
H(3)
H(4)
H(5)
H(6)
H(7)
H(8)
H(9)
H(10)
H(11)
H(12)
H(13)
H(14)
H(15)
H(16)
H(17)
H(18)
H(19)
H(20)
H(21)
H(22)
Table 24. Stage 2 Interpolation Filter Coefficients
Lower Coefficient
H(1)
H(2)
H(3)
H(4)
H(5)
H(6)
H(7)
H(8)
H(9)
H(10)
Table 25. Stage 3 Interpolation Filter Coefficients
Lower Coefficient
H(1)
H(2)
H(3)
H(4)
H(5)
H(6)
Upper Coefficient
H(43)
H(42)
H(41)
H(40)
H(39)
H(38)
H(37)
H(36)
H(35)
H(34)
H(33)
H(32)
H(31)
H(30)
H(29)
H(28)
H(27)
H(26)
H(25)
H(24)
H(23)
Upper Coefficient
H(19)
H(18)
H(17)
H(16)
H(15)
H(14)
H(13)
H(12)
H(11)
Upper Coefficient
H(11)
H(10)
H(9)
H(8)
H(7)
Integer Value
9
0
–27
0
65
0
–131
0
239
0
–407
0
665
0
–1070
0
1764
0
–3273
0
10358
16384
Integer Value
19
0
–120
0
436
0
–1284
0
5045
8192
Integer Value
7
0
–53
0
302
512
Rev. B | Page 26 of 56
–100
–120
–140
–100
–120
–140
–100
–120
–140
–20
–40
–60
–80
–20
–40
–60
–80
–20
–40
–60
–80
0
–0.5
0
–0.5
0
–0.5
–0.4
–0.4
–0.4
Figure 41. 2× Interpolation Filter Response
Figure 42. 4× Interpolation Filter Response
Figure 43. 8× Interpolation Filter Response
–0.3
–0.3
–0.3
–0.2
–0.2
–0.2
–0.1
–0.1
–0.1
0
0
0
0.1
0.1
0.1
0.2
0.2
0.2
0.3
0.3
0.3
0.4
0.4
0.4
0.5
0.5
0.5

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