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M52761SP PDF预览

M52761SP

更新时间: 2024-01-08 09:47:23
品牌 Logo 应用领域
三菱 - MITSUBISHI /
页数 文件大小 规格书
7页 57K
描述
PLL-SPLIT VIF/SIF IC

M52761SP 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
零件包装代码:DIP包装说明:DIP, DIP20,.3
针数:20Reach Compliance Code:unknown
风险等级:5.92商用集成电路类型:AUDIO/VIDEO DEMODULATOR
JESD-30 代码:R-PDIP-T20JESD-609代码:e0
功能数量:1端子数量:20
最高工作温度:85 °C最低工作温度:-20 °C
封装主体材料:PLASTIC/EPOXY封装代码:DIP
封装等效代码:DIP20,.3封装形状:RECTANGULAR
封装形式:IN-LINE峰值回流温度(摄氏度):NOT SPECIFIED
电源:5 V认证状态:Not Qualified
子类别:Other Consumer ICs最大压摆率:61 mA
最大供电电压 (Vsup):5.25 V最小供电电压 (Vsup):4.75 V
表面贴装:NO技术:BIPOLAR
温度等级:OTHER端子面层:Tin/Lead (Sn/Pb)
端子形式:THROUGH-HOLE端子节距:2.54 mm
端子位置:DUAL处于峰值回流温度下的最长时间:NOT SPECIFIED
Base Number Matches:1

M52761SP 数据手册

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MITSUBISHI ICs (TV)  
M52761SP/FP  
PLL-SPLIT VIF/SIF IC  
DESCRIPTION  
PIN CONFIGURATION (TOP VIEW)  
The M52761 is IF signal-processing IC for VCRs and TVs. It enable  
the PLL detection system despite size as small as that of  
conventional quasi-synchronous VIF/SIF detector, IF/RF AGC, SIF  
limiter, FM detector, QIF AGC and EQ AMP.  
RF AGC DELAY  
AFT OUT  
RF AGC OUT  
VIF IN  
EQ F/B  
1
2
20  
19  
APC FILTER  
3
18 VIDEO OUT  
17 Vreg. OUT  
FEATURES  
4
Video detection output is 2VP-P. It has built-in EQ AMP.  
The video detector uses PLL for full synchronous detection  
circuit. It produces excellent characteristics of DG, DP, 920kHz  
beat, and cross color.  
5
16  
VIF IN  
VCO COIL  
GND  
VCO COIL  
Vcc  
6
15  
14  
13  
12  
QIF DET IN  
IF AGC FILTER  
NFB  
7
Dynamic AGC realizes high speed response with double filter.  
Video IF and sound IF signal processings are separated from  
each other. VCO output is used to obtain intercarrier.  
This PLL-SPLIT method and built-in QIF AGC provide good  
sound sensitivity and reduces buzz.  
QIF OUT  
IF AGC FILTER  
8
9
10  
11 LIMITER IN  
AUDIO OUT  
As AFT output voltage uses the APC output voltage, VCO coil is  
not used.  
Outline 20P4B (SP)  
Audio FM demodulation uses PLL system, so it has wide  
20P2N-A (FP)  
frequency range with no external parts and no adjustment.  
This IC corresponds to only NTSC system.  
APPLICATION  
TV sets, VCR tuners  
RECOMMENDED OPERATING CONDITION  
In case of Vcc and Vreg. out short  
Supply voltage range....................................................4.75 to 5.25V  
Recommended supply voltage...................................................5.0V  
In case of Vreg. out open  
Supply voltage range......................................................8.5 to 12.5V  
BLOCK DIAGRAM  
APC FILTER  
Vreg. OUT  
17  
VCO COIL  
15  
QIF OUT  
LIMITER IN  
11  
EQ F/B  
20  
VIDEO OUT  
VCO COIL  
16  
Vcc  
14  
IF AGC FILTER  
19  
18  
13  
12  
Vcc REG  
VCO  
LIM AMP  
Inter  
Split  
AFT  
QIF DET  
EQ  
AMP  
VIDEO  
DET  
QIF AGC  
APC  
QIF AMP  
FM DET  
AF AMP  
RF AGC  
IF AGC  
8
VIF AMP  
10  
1
2
3
4
5
6
7
9
RF AGC DELAY  
RF AGC OUT  
VIF IN  
QIF DET IN  
NFB  
AFT OUT  
VIF IN  
GND  
IF AGC FILTER  
AUDIO OUT  
1

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