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STV5345 PDF预览

STV5345

更新时间: 2024-02-10 05:27:17
品牌 Logo 应用领域
意法半导体 - STMICROELECTRONICS 晶体解码器存储消费电路图文电视集成电路商用集成电路光电二极管
页数 文件大小 规格书
25页 578K
描述
TELETEXT DECODER WITH 8 INTEGRATED PAGES

STV5345 技术参数

是否无铅: 含铅是否Rohs认证: 不符合
生命周期:Obsolete零件包装代码:DIP
包装说明:PLASTIC, DIP-40针数:40
Reach Compliance Code:not_compliant风险等级:5.12
Is Samacsys:N商用集成电路类型:TELETEXT DECODER
晶体频率标称:6.9375 MHz外部页面内存支持:YES
JESD-30 代码:R-PDIP-T40JESD-609代码:e0
长度:52.07 mm功能数量:1
内部存储页数:8语言数量:6
每帧的行数:625端子数量:40
最高工作温度:70 °C最低工作温度:-20 °C
封装主体材料:PLASTIC/EPOXY封装代码:DIP
封装等效代码:DIP40,.6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:Teletext ICs最大压摆率:40 mA
最大供电电压 (Vsup):5.5 V最小供电电压 (Vsup):4.5 V
表面贴装:NO技术:CMOS
温度等级:COMMERCIAL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
视频输入处理器:YES宽度:15.24 mm
Base Number Matches:1

STV5345 数据手册

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STV5345  
STV5345/H - STV5345/T  
TELETEXT DECODER WITH 8 INTEGRATED PAGES  
.
.
.
.
COMPLETE TELETEXT DECODER INCLUD-  
ING ON-CHIP 8 PAGES MEMORY, REDUC-  
ING EMC RADIATIONS  
UPWARD SOFTWARE AND HARDWARE  
COMPATIBLE WITH PREVIOUS SGS-THOM-  
SON’s DECODER SDA5243  
DIRECT INTERFACE TO AN EXTERNAL  
STATIC RAM OF 8kBYTES FOR UP TO 16  
PAGES APPLICATION  
DIP40  
(Plastic Package)  
AUTOMATIC SELECTION OF UP TO SIX NA-  
TIONAL LANGUAGES  
.
.
.
FOUR SIMULTANEOUS PAGE REQUESTS  
DISPLAY OF THE 25TH STATUS ROW  
MICROPROCESSOR CONTROL VIA AN I C  
ORDER CODE : STV5345  
West European  
STV5345/H East European  
STV5345/T Turkish & European  
2
BUS (SLAVE ADDRESS 0010001R/W)  
DATA ACQUISITION AVAILABLE FROM  
LINES 2 TO 22 OR FROM A COMPLETE  
FIELD  
HIGH QUALITY DISPLAY USING A CHARAC-  
TER MATRIX OF 12 x 10 DOTS  
SINGLE + 5V SUPPLY VOLTAGE  
ON-CHIP MASK PROGRAMMABLE ROM  
CHARACTER GENERATORS  
.
.
PIN CONNECTIONS  
VDD  
A11  
A10  
A9  
A8  
A7  
A6  
A5  
A4  
A3  
A2  
A1  
A0  
D7  
D6  
D5  
D4  
D3  
D2  
D1  
D0  
1
40  
39  
38  
37  
36  
35  
34  
33  
32  
31  
30  
29  
28  
27  
26  
25  
24  
23  
22  
21  
.
.
2
A12  
3
OE  
4
.
HCMOS PROCESS  
WE  
5
TTD  
6
TTC  
7
DESCRIPTION  
ODD/EVEN  
F6  
8
The STV5345is a HCMOS integrated circuit which  
performs all the processing of logical data within a  
625 lines system teletext decoder.It is designed to  
operate inconjunction with one-chip: the SAA5231  
integrated chip which extracts Teletext information  
embedded in a composite video signal. Up to 8  
pages of display data can be stored in internal  
memory. Using 8Kbytes of external memory leads  
to a 16 pages application. A complete system also  
comprises a microprocessor controlling the  
STV5345 via a 2-wires serial bus. An on-chip ROM  
memory containsthecharacter sets. The STV5345  
performs automatic selection of one of up to six  
natural languages. Data bytes may be decodedin  
either 7-Bit plus parity or in full 8-Bit formats. The  
chip set also supports facilities for reception and  
display of higher-levelprotocol data.  
9
VCS  
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
SAND  
TCS/SCS  
R
G
B
COR  
BLA N  
Y
SCL  
SDA  
V
SS  
1/25  
April 1994  

STV5345 替代型号

型号 品牌 替代类型 描述 数据表
STV5342 STMICROELECTRONICS

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