参数资料
型号: FAB2200UCX
厂商: FAIRCHILD SEMICONDUCTOR CORP
元件分类: 音频/视频放大
英文描述: 1.2 W, 2 CHANNEL, AUDIO AMPLIFIER, PBGA25
封装: 0.40 MM PITCH, WLCSP-25
文件页数: 24/33页
文件大小: 948K
代理商: FAB2200UCX
2009 Fairchild Semiconductor Corporation
www.fairchildsemi.com
FAB2200 Rev. 1.0.1
30
FAB2200
Audio
Subsystem
with
St
ereo
Class-G
Headph
on
eAmplifier
Table 20. Class-D Spread-Spectrum Modulation Trim
SSMT [2:0]
Class-D Spread-Spectrum Modulation Trim (±%)
000
5.3
001
7.0
010
10.6
011
21.2
100
0.0
101
3.0
110
3.6
111
4.2
MCSSMT [5:3]
Sets the spread-spectrum modulation of the master clock. See Table 21 for amount of modulation. Modulating the
master clock does not modulate the class-D output frequency because the triangle wave generator is PLL controlled.
Table 21. Master Clock Spread-Spectrum Modulation Trim
MCSSMT [2:0]
Master Clock Spread-Spectrum
Modulation Trim (± %)
000
5.3
001
7.0
010
10.6
011
21.2
100
0.0
101
3.0
110
3.6
111
4.2
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