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U4935B PDF预览

U4935B

更新时间: 2024-01-17 16:22:39
品牌 Logo 应用领域
TEMIC 解码器消费电路商用集成电路光电二极管异步传输模式ATM
页数 文件大小 规格书
16页 176K
描述
SECAM Decoder

U4935B 技术参数

生命周期:Transferred包装说明:PLASTIC, DIP-16
Reach Compliance Code:unknown风险等级:5.69
Is Samacsys:N商用集成电路类型:COLOR SIGNAL DECODER
JESD-30 代码:R-PDIP-T16功能数量:1
端子数量:16最高工作温度:70 °C
最低工作温度:-20 °C封装主体材料:PLASTIC/EPOXY
封装形状:RECTANGULAR封装形式:IN-LINE
认证状态:Not Qualified最大压摆率:30 mA
最大供电电压 (Vsup):8.5 V最小供电电压 (Vsup):7.5 V
表面贴装:NO技术:BIPOLAR
温度等级:COMMERCIAL端子形式:THROUGH-HOLE
端子位置:DUALBase Number Matches:1

U4935B 数据手册

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U4935B  
SECAM Decoder  
Description  
The U4935B is an SECAM decoder designed for use with for blanking and burst gating are required.  
the PAL/NTSC TV baseband processor U4930B and the The IC is realized in a bipolar VLSI technology and  
baseband delay line U3665M.  
operates with +8 V supply voltage. Easy interfacing and  
The circuit includes a bell filter, a demodulator and an few external components support the design of a  
identification circuit. A signal with stable reference fre- multistandard TV.  
quency for calibration and a three-level sandcastle pulse  
Features  
Package  
Fully integrated and auto-tuned filters  
16-pin dual in-line plastic (DIP16)  
Minimum number of external components  
Easy interfacing with the TV baseband processor and  
the switched capacitor baseband delay line  
Block Diagram  
VS = 8 V  
0.1  
F
0.1 F  
Bell filter  
out  
F
22  
PLL  
auto2  
PLL  
auto1  
2
13  
12  
3
Band  
gap  
4
Bandgap  
16  
7
CVBS  
in  
Bell  
filter  
AMP  
ACC  
PLL  
Bell  
filter  
ref  
10  
9
– (B–Y)  
out  
B –Y  
output  
De–  
emphasis  
Bell-filter  
tuning  
SECAM  
sw.  
Ident  
PLL  
R –Y  
output  
– (R–Y)  
out  
Pulse  
gen.  
Interface  
1
tuning  
5
11  
15  
6
GND  
14  
Black  
8
PLL  
ref  
96 11715  
SCP  
in  
f
/
Killer  
out  
ref  
Black  
adj. B  
ident  
adj. R  
0.47 F  
Figure 1. Block diagram  
Ordering Information  
Extended Type Number  
Package  
DIP16  
Remarks  
U4935B-ADP  
TELEFUNKEN Semiconductors  
1 (16)  
Rev. A1, 28-Jan-97  
Preliminary Information  

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