WM8986GECO/V Wolfson Microelectronics, WM8986GECO/V Datasheet - Page 56

Audio Amplifiers Class D Headphone DAC + Line Out

WM8986GECO/V

Manufacturer Part Number
WM8986GECO/V
Description
Audio Amplifiers Class D Headphone DAC + Line Out
Manufacturer
Wolfson Microelectronics
Datasheet

Specifications of WM8986GECO/V

Product
Class-D
Output Power
40 mW
Thd Plus Noise
- 86 dB
Operating Supply Voltage
1.71 V to 3.6 V, 2.5 V to 3.6 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Audio Load Resistance
16 Ohms
Minimum Operating Temperature
- 40 C
Output Signal Type
Differential
Supply Voltage (max)
3.6 V
Supply Voltage (min)
1.71 V, 2.5 V
Output Type
Differential
Package / Case
QFN-28
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
WM8986
w
selectable divide by N after the PLL which should be set to divide by 2 to meet this requirement.
Enabling the divide by 2 sets the required f
R = 98.304 / 12 = 8.192
PLLN = int R = 8
k = int ( 2
24
x (8.192 – 8)) = 3221225 = 3126E9h
2
= 4 x 2 x 12.288MHz = 98.304MHz.
PD, Rev 4.1, June 2009
Production Data
56

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