ADAU1781 Analog Devices, ADAU1781 Datasheet - Page 52

• Manufacturer Part Number: ADAU1781
• Description: SigmaDSP Low-noise Stereo Audio Codec for Portable Applications
• Manufacturer: Analog Devices

Specifications of ADAU1781

• Instructions/cycles: 1024
• Digital I/o Channels: 8/8
• Analog I/o Channels: 2/2
• Product Description: SigmaDSP low-noise stereo audio codec for portable applications

ADAU1781
Table 39. Fractional PLL Parameter Settings for f
MCLK Input (MHz)
12
13
14.4
19.2
19.68
19.8
Table 40. Fractional PLL Parameter Settings for f
MCLK Input (MHz)
12
13
14.4
19.2
19.68
19.8
Input Divider (X)
1
1
1
1
1
1
Input Divider (X)
1
1
1
1
1
1
S
= 44.1 kHz (f
S
= 48 kHz (f
Integer (R)
3
3
3
2
2
2
Integer (R)
4
3
3
2
2
2
Rev. B | Page 52 of 92
S
= 44.1 kHz, Core Clock = 256 × 44.1 kHz, PLL Clock = 45.1584 MHz)
S
= 48 kHz, Core Clock = 256 × 48 kHz, PLL Clock = 49.152 MHz)
Denominator (M)
625
8125
125
125
2035
1375
Denominator (M)
125
1625
75
25
205
825
Numerator (N)
477
3849
17
44
302
386
Numerator (N)
12
1269
31
14
102
398