dac1628d1g25 NXP Semiconductors, dac1628d1g25 Datasheet - Page 23

• Manufacturer Part Number: dac1628d1g25
• Description: Dual 16-bit Dac Jesd204b Interface Up To 1.25 Gsps; X2, X4 And X8 Interpolating
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 11.
DAC1628D1G25
Objective data sheet
Lower
H(11)
H(12)
H(13)
H(14)
H(15)
H(16)
H(17)
H(18)
H(19)
H(20)
H(21)
H(22)
H(23)
H(24)
H(25)
H(26)
H(27)
H(28)
First interpolation filter
Interpolation filter coefficients
Upper
H(45)
H(44)
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)
-
10.7 Single-Side Band Modulator (SSBM)
The single-side band modulator is a quadrature modulator that enables the mixing of the
I data and Q data with the sine and cosine signals generated by the NCO to generate path
A and B as described in
Fig 11. Single-side band modulator principle
+245
Value
0
408
0
+650
0
1003
0
+1521
0
2315
0
+3671
0
6642
0
+20756
+32768
Lower
H(11)
H(12)
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
All information provided in this document is subject to legal disclaimers.
Second interpolation filter
Rev. 1.1 — 10 October 2011
Figure
H(13)
-
Upper
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Dual 16-bit DAC: JESD204B interface; up to 1.25 Gsps
11.
Q
I
Value
+2530
+4096
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
cos
cos
sin
sin
+/−
+/−
+/−
001aan575
Lower
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
DAC1628D1G25
A
B
Third interpolation filter
Upper
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
© NXP B.V. 2011. All rights reserved.
-
-
Value
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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