參數(shù)資料
型號(hào)： LM4935WL
廠商： National Semiconductor Corporation
元件分類(lèi)： ADC
英文描述： Audio Sub-System with Dual-Mode Stereo Headphone and Mono High Efficiency Loudspeaker Amplifiers and Multi-Purpose ADC
中文描述： 音頻子系統(tǒng)的雙模單聲道立體聲耳機(jī)和揚(yáng)聲器放大器的高效率和多功能模數(shù)轉(zhuǎn)換器
文件頁(yè)數(shù)： 28/112頁(yè)
文件大小： 5017K
代理商： LM4935WL
12.0 Status & Control Registers
(Continued)
12.8 PLL N MODULUS CONFIGURATION REGISTER
This register is used to control the modulation applied to the feedback divider of the PLL.
TABLE 9. PLL_N_MOD (0x05h)
Bits
4:0
Field
Description
PLL_N_MOD
Programs the PLL N divider’s fractional component:
PLL_N_MOD
0
1
2 to 30
31
Allows control over the dither used by the N divider:
DITHER_LEVEL
00
2
01
2
10
2
11
2
RESERVED
Fractional Addition
0/32
1/32
2/32 to 30/32
31/32
6:5
DITHER_LEVEL
Value
Medium
Small
Large
Off
7
RSVD
The complete N divider is a fractional divider as such:
N = PLL_N + PLL_N_MOD/32
If the modulus input is zero then the N divider is simply an integer N divider. The output from the PLL is determined by the
following formula:
F
out
= (F
in
*N)/(M*P)
Note 14:
See
Further Notes on PLL Programming
for more details.
L
www.national.com
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LM4935WLX 制造商:NSC 制造商全稱(chēng):National Semiconductor 功能描述:Audio Sub-System with Dual-Mode Stereo Headphone and Mono High Efficiency Loudspeaker Amplifiers and Multi-Purpose ADC
LM4936 制造商:NSC 制造商全稱(chēng):National Semiconductor 功能描述:Stereo 2W Audio Power Amplifiers with Volume Control and Selectable Control Interface (SPI or I2C)
LM49360 制造商:TI 制造商全稱(chēng):Texas Instruments 功能描述:Mono Class D Audio Codec PMU with Ground Referenced Headphone Amplifiers, Earpiece Driver, Audio DSP, 2 Step-Down DC-DC Converters, and 7 LDO Regulators
LM49360RL 制造商:TI 制造商全稱(chēng):Texas Instruments 功能描述:Mono Class D Audio Codec PMU with Ground Referenced Headphone Amplifiers, Earpiece Driver, Audio DSP, 2 Step-Down DC-DC Converters, and 7 LDO Regulators
LM49360RLX 制造商:TI 制造商全稱(chēng):Texas Instruments 功能描述:Mono Class D Audio Codec PMU with Ground Referenced Headphone Amplifiers, Earpiece Driver, Audio DSP, 2 Step-Down DC-DC Converters, and 7 LDO Regulators
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