ADAU1966 AD [Analog Devices], ADAU1966 Datasheet - Page 14

• Manufacturer Part Number: ADAU1966
• Description: 16-Channel High Performance
• Manufacturer: AD [Analog Devices]

ADAU1966
APPLICATION CIRCUITS
Typical application circuits are shown in Figure 8 to Figure 11. Recommended loop filters for DLRCLK and MCLKI/XTALI modes of the
PLL reference are shown in Figure 8. Output filters for the DAC outputs are shown in Figure 9 and Figure 10, and an external regulator
circuit is shown in Figure 11.
+12V DC
–12V DC
V+
V–
8
4
Figure 8. Recommended Loop Filters for DLRCLK or MCLKI/XTALI PLL Reference Modes
DAC1N
DAC1P
0.1µF
0.1µF
Figure 9. Typical DAC Output Passive Filter Circuit (Differential)
Figure 10. Typical DAC Output Active Filter Circuit (Differential)
4.7µF
4.7µF
1.50kΩ
1.50kΩ
PLLVDD
DACN
DACP
+
+
Figure 11. Recommended 2.5 V Regulator Circuit
LF
VSUPPLY
VSENSE
VDRIVE
1.54kΩ
1.54kΩ
DLRCLK
237Ω
237Ω
3.32kΩ
39nF
2.7nF
1.1nF
1.1nF
AD8672ARZ
AD8672ARZ
100nF
100nF
1nF
1nF
Rev. 0 | Page 14 of 52
1kΩ
5
6
2
3
2.2nF
10µF
10µF
+
+
49.9kΩ
PLLVDD
B
422Ω
422Ω
+
+
7
1
10µF
10µF
LF
E
C
FZT953
MCLKI/XTALI
2.49kΩ
2.49kΩ
49.9kΩ
4.7µF
4.7µF
100Ω
100Ω
562Ω
5.6nF
+
+
5V
2.5V
4.7µF
4.7µF
+
+
OUTP
OUTN
390pF
100kΩ
100kΩ
OUTPUT1P
OUTPUT1N