dac1205d650 NXP Semiconductors, dac1205d650 Datasheet - Page 34

• Manufacturer Part Number: dac1205d650
• Description: Dual 12-bit Dac, Up To 650 Msps; 2? 4? And 8? Interpolating
• Manufacturer: NXP Semiconductors

NXP Semiconductors
DAC1205D650_1
Product data sheet
Figure 18
3.3 V common mode input level.
The constraints to adjust the interface are the output compliance range of the DAC and
the auxiliary DACs, the input common mode level of the AQM, and the offset correction
range.
Fig 17. An example of a DC interface to a 1.7 V
Fig 18. An example of a DC interface to a 3.3 V
provides an example of a DC interface with the auxiliary DACs to an AQM with a
IOUTnN
IOUTnN
IOUTnP
IOUTnP
AUXnN
AUXnN
AUXnP
AUXnP
(1)
(1)
(1)
(2)
(1)
(2)
0 mA to 20 mA
1.1 mA (typ.)
BBP/BBN; V
BBP/BBN; V
IOUTnP/IOUTnN; V
IOUTnP/IOUTnN; V
Rev. 01 — 28 July 2009
51.1
54.9
634 k
442 k
Dual 12-bit DAC, up to 650 Msps; 2 4 and 8 interpolating
3.3 V
3.3 V
i(cm)
i(cm)
51.1
54.9
634 k
442 k
= 1.7 V; V
= 3.3 V; V
o(cm)
o(cm)
442
442
237
237
= 2.67 V; V
= 2.75 V; V
i(dif)(p-p)
i(dif)(p-p)
750
698
51.1
= 1.23 V; offset correction up to 36 mV
= 1.5 V; offset correction up to 36 mV
o(dif)(p-p)
i(cm)
o(dif)(p-p)
i(cm)
5 V
AQM using auxiliary DACs
AQM using auxiliary DACs
750
698
51.1
= 1.94 V
= 1.96 V
DAC1205D650
BBP
BBN
BBP
BBN
AQM (V
AQM (V
(2)
(2)
i(cm)
i(cm)
001aaj543
001aaj544
= 1.7 V)
= 3.3 V)
© NXP B.V. 2009. All rights reserved.
34 of 42