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U2861B PDF预览

U2861B

更新时间: 2024-01-24 04:20:02
品牌 Logo 应用领域
TEMIC 电视
页数 文件大小 规格书
11页 256K
描述
Mono FM Sound Demodulator for TV Systems

U2861B 技术参数

是否Rohs认证: 符合生命周期:Obsolete
零件包装代码:SOIC包装说明:SOP, SOP14,.25
针数:14Reach Compliance Code:compliant
风险等级:5.64商用集成电路类型:AUDIO DEMODULATOR
解调类型:FM谐波失真:0.1%
JESD-30 代码:R-PDSO-G14JESD-609代码:e3
长度:8.75 mm湿度敏感等级:1
功能数量:1端子数量:14
标称输出电压(调频):500 mV封装主体材料:PLASTIC/EPOXY
封装代码:SOP封装等效代码:SOP14,.25
封装形状:RECTANGULAR封装形式:SMALL OUTLINE
峰值回流温度(摄氏度):260电源:5 V
认证状态:Not Qualified子类别:Receiver ICs
最大压摆率:25 mA最大供电电压 (Vsup):6 V
最小供电电压 (Vsup):4.5 V表面贴装:YES
技术:BIPOLAR端子面层:Matte Tin (Sn) - annealed
端子形式:GULL WING端子节距:1.27 mm
端子位置:DUAL处于峰值回流温度下的最长时间:40
宽度:3.8 mmBase Number Matches:1

U2861B 数据手册

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U2861B  
Mono FM Sound Demodulator for TV Systems  
Description  
The U2861B is an alignment-free FM sound IF demo- switchable audio inputs and volume control. With a  
dulator for all TV standards from 4.5 MHz up to 6.5 MHz supply voltage of 5 V, the U2861B is suitable for TV,  
(standard M, N, B/G, I, D/K). The circuit includes two VCR and Multimedia applications.  
Features  
Completely alignment-free  
Very few external components  
PLL demodulator for FM intercarrier sound IF signals  
(mono)  
Volume control by DC voltage  
Supply voltage: 5 V; low power consumption  
Two audio switches  
VS  
AF1  
AF1  
AF2  
in  
in  
out  
vi,AF1  
Cref  
6
vo,AF1  
12  
vi,AF2  
VS  
1
10  
7
Bandgap  
reference  
VCO  
Switch2  
Switch1  
Sound IF  
input  
8
vo,AF2  
3
5 k  
AF2  
out  
vi,SIF  
4
2
5
14  
13  
11  
9
Cdec  
Cdem  
VSW1  
Vvol  
Vmute  
VSW2  
GND  
Decoupling FM  
De-  
Audio  
switch1  
Audio  
switch2  
Volume  
control  
96 11832  
mute emphasis  
Figure 1. Block diagram  
Ordering Information  
Extended Type Number  
U2861B – M  
U2861B – MFPG3  
Package  
DIP14  
SO14  
Remarks  
taped on reel  
TELEFUNKEN Semiconductors  
1 (11)  
Rev. A1, 20-May-97  
Preliminary Information  

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