參數(shù)資料
型號: SAA5291PS
廠商: NXP Semiconductors N.V.
英文描述: Economy teletext and TV microcontrollers(經濟的圖文電視和TV控制器)
中文描述: 經濟圖文電視和電視微控制器(經濟的圖文電視和電視控制器)
文件頁數(shù): 3/72頁
文件大?。?/td> 652K
代理商: SAA5291PS
1998 Dec 14
3
Philips Semiconductors
Preliminary specification
Economy teletext and TV microcontrollers
SAA5x9x family
1
FEATURES
1.1
General
Single chip microcontroller with integrated teletext
decoder
Single +5 V power supply
Single crystal oscillator for teletext decoder, display and
microcontroller
Teletext function can be powered-down independently
of microcontroller function for reduced power
consumption in standby
Pin compatibility throughout family.
1.2
Microcontroller
80C51 microcontroller core
16/32/64 kbyte mask programmed ROM
256/768/1280 bytes of microcontroller RAM
Eight 6-bit Pulse Width Modulator (PWM) outputs for
control of TV analog signals
One 14-bit PWM for Voltage Synthesis Tuner control
Four 8-bit Analog-to-Digital converters
2 high current open-drain outputs for directly driving
LEDs etc.
I
2
C-bus interface
External ROM and RAM capability on QFP80 package
version.
1.3
Teletext acquisition
1 page and 10 page Teletext version
Acquisition of 525-line and 625-line World System
Teletext, with automatic selection
Acquisition and decoding of VPS data (PDC system A)
Page clearing in under 64
μ
s (1 TV line)
Separate storage of extension packets
(SAA5296/7, SAA5296/7A and SAA5496/7)
Inventory of transmitted Teletext pages stored in the
Transmitted Page Table (TPT) and Subtitle Page Table
(SPT) (SAA5296/7, SAA5296/7A and SAA5496/7)
Automatic detection of FASTEXT transmission
Real-time packet 26 engine for processing accented
(and other) characters
Comprehensive Teletext language coverage
Video signal quality detector.
1.4
Teletext Display
525-line and 625-line display
12
×
10 character matrix
Double height, width and size On-Screen Display (OSD)
Definable border colour
Enhanced display features including meshing and
shadowing
260 characters in mask programmed ROM
Automatic FRAME output control with manual override
RGB push-pull output to standard decoder ICs
Stable display via slave synchronisation to horizontal
sync and vertical sync.
1.5
Additional features of SAA529xA devices
Wide Screen Signalling (WSS) bit decoding (line 23).
1.6
Additional features of SAA549x devices
Wide Screen Signalling bit decoding (line 23)
Quad width OSD capability
32 additional OSD characters in mask programmed
ROM
8 foreground and 8 background colours definable from a
palette of 64.
相關PDF資料
PDF描述
SAA5296APS Economy teletext and TV microcontrollers(經濟的圖文電視和TV控制器)
SAA5296PS Economy teletext and TV microcontrollers(經濟的圖文電視和TV控制器)
SAA5355 Single-chip colour CRT controller FTFROM
SAA5360 Multi page intelligent teletext decoder
SAA5360HL Multi page intelligent teletext decoder
相關代理商/技術參數(shù)
參數(shù)描述
SAA5296 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Economy teletext and TV microcontrollers
SAA5296A 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Economy teletext and TV microcontrollers
SAA5296AH 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Economy teletext and TV microcontrollers
SAA5296APS 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Economy teletext and TV microcontrollers
SAA5296H 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Economy teletext and TV microcontrollers