dac1405d650 NXP Semiconductors, dac1405d650 Datasheet - Page 20

• Manufacturer Part Number: dac1405d650
• Description: Dual 14-bit Dac, Up To 650 Msps; 2? 4? And 8? Interpolating
• Manufacturer: NXP Semiconductors

NXP Semiconductors
DAC1405D650_1
Product data sheet
Table 22.
Default settings are shown highlighted.
Table 23.
Table 24.
Table 25.
Default settings are shown highlighted.
Table 26.
Table 27.
Default settings are shown highlighted.
Bit
7
6
5 to 0 DAC_B_OFFSET[5:0]
Bit
7 to 6 DAC_B_GAIN_COARSE[1:0] R/W
5 to 0 DAC_B_GAIN_FINE[5:0]
Bit
7 to 6 DAC_B_GAIN_COARSE[3:2] R/W
5 to 0 DAC_B_OFFSET[11:6]
Bit
1
0
Bit
7 to 0
Bit
7
1 to 0
Symbol
MINUS_3DB
NOISE_SHPER
Symbol
DAC_B_PD
DAC_B_SLEEP
Symbol
Symbol
Symbol
AUX_A[9:2]
Symbol
AUX_A_PD
AUX_A[1:0]
DAC_B_Cfg_1 register (address 0Ch) bit description
DAC_B_Cfg_2 register (address 0Dh) bit description
DAC_B_Cfg_3 register (address 0Eh) bit description
DAC_Cfg register (address 0Fh) bit description
DAC_A_Aux_MSB register (address 1Ah) bit description
DAC_A_Aux_LSB register (address 1Bh) bit description
Rev. 01 — 4 May 2009
Dual 14-bit DAC, up to 650 Msps; 2 4 and 8 interpolating
Access Value
R/W
Access Value
R/W
R/W
Access Value
R/W
R/W
Access Value Description
R/W
R/W
R/W
Access Value Description
R/W
Access Value Description
R/W
-
0
1
0
1
0
1
0
1
0
1
-
-
-
-
Description
most significant 8-bits for the auxiliary DAC A
Description
NCO gain
noise shaper
Description
auxiliary DAC A power
lower 2-bits for the auxiliary DAC A
unity
disabled
enabled
DAC B power
DAC B Sleep mode
lower 6-bits for the DAC B offset
less significant 2-bits for the DAC B gain
setting for coarse adjustment
the 6-bits for the DAC B gain setting for
fine adjustment
most significant 2-bits for the DAC B gain
setting for coarse adjustment
most significant 6-bits for the DAC B
offset
3 dB
on
off
on
off
disabled
enabled
DAC1405D650
© NXP B.V. 2009. All rights reserved.
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