參數(shù)資料
型號(hào): NJW1168
廠商: New Japan Radio Co., Ltd.
英文描述: AUDIO PROCESSOR with Input Selector and Subwoofer Output
中文描述: 音頻處理器的輸入選擇器和低音輸出
文件頁(yè)數(shù): 14/34頁(yè)
文件大?。?/td> 505K
代理商: NJW1168
NJW1168
-14-
PRELIMINARY
I
LPF Characteristics
The
NJW1168
includes the LPF for subwoofer output and bass boost function. The LPF consists of primary and
secondary LPF and it is enable to adjust “cut off frequency”, “Q” and “Roll off”.
The expression of LPF characteristics is as follows.
<Primary LPF>
1
*
10
*
24
*
2
1
1
*
*
2
1
R
3
1
C
C
f
c
π
π
=
=
5
1
=
Q
<Secondary LPF>
3
2
2
10
9
42
π
6
2
C
C
f
c
=
2
3
*
46
.
2
C
C
Q
=
<LPF Frequency Response>
R1
24k
GmAmp2
Buffer2
GmAmp3
Buffer3
LF2
C2
Primary LPF
Secondary LPF
LF3
C3
LF1
C1
-20
-15
-10
-5
0
5
0.1
1
Frequency [kHz]
C1=68nF
C1=47nF
C1=33nF
C1=22nF
C1=15nF
G
C2 = 47nF, C3 = 22nF
C2=100nF
C2=68nF
C2=47nF
C2=33nF
C2=22nF
G
0.1
1
Frequency [kHz]
C1 = 33nF, C3 = 22nF
-20
-15
-10
-5
0
5
G
C3=47nF
C3=10nF
C3=15nF
C3=33nF
C3=22nF
1
Frequency [kHz]
C1 = 33nF, C2 = 47nF
-20
-15
-10
-5
0
5
相關(guān)PDF資料
PDF描述
NJW1168L AUDIO PROCESSOR with Input Selector and Subwoofer Output
NKG101P 7 SEG NUMERIC DISPLAY, GREEN, 25.4 mm
NKG261P-B 7 SEG NUMERIC DISPLAY, GREEN, 15.24 mm
NKG261P 7 SEG NUMERIC DISPLAY, GREEN, 15.24 mm
NKR161-C 7 SEG NUMERIC DISPLAY, RED, 15.24 mm
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
NJW1168FP1 功能描述:處理器 - 專門應(yīng)用 EALA AudPrcssr w/Sbwfr Out/Inpt Sel RoHS:否 制造商:Freescale Semiconductor 類型:Multimedia Applications 核心:ARM Cortex A9 處理器系列:i.MX6 數(shù)據(jù)總線寬度:32 bit 最大時(shí)鐘頻率:1 GHz 指令/數(shù)據(jù)緩存: 數(shù)據(jù) RAM 大小:128 KB 數(shù)據(jù) ROM 大小: 工作電源電壓: 最大工作溫度:+ 95 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MAPBGA-432
NJW1168L 功能描述:音頻 DSP EALA w/Sub In&Out Sl RoHS:否 制造商:Texas Instruments 工作電源電壓: 電源電流: 工作溫度范圍: 安裝風(fēng)格: 封裝 / 箱體: 封裝:Tube
NJW1169 制造商:NJRC 制造商全稱:New Japan Radio 功能描述:AUDIO PROCESSOR with BBE Sound Enhancement & Passive Matrix TruSurround Virtualizer & TruBass
NJW1172 制造商:NJRC 制造商全稱:New Japan Radio 功能描述:AUDIO PROCESSOR
NJW1172GK1 制造商:NJRC 制造商全稱:New Japan Radio 功能描述:AUDIO PROCESSOR