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SAA5290

NXP
Part Number SAA5290
Manufacturer NXP
Description Economy teletext and TV microcontrollers
Published Apr 8, 2005
Detailed Description INTEGRATED CIRCUITS DATA SHEET SAA5290 One page Economy Teletext/TV microcontroller Preliminary specification File unde...
Datasheet PDF File SAA5290 PDF File

SAA5290
SAA5290

Overview
INTEGRATED CIRCUITS DATA SHEET SAA5290 One page Economy Teletext/TV microcontroller Preliminary specification File under Integrated Circuits, IC02 February 1995 Philips Semiconductors Philips Semiconductors Preliminary specification One page Economy Teletext/TV microcontroller FEATURES General • Complete one page teletext decoder and TV microcontroller in a single 52-pin package • Eastern European, Western European and Turkish language variants covered in one device • Double size, double width and double height character capability for On-Screen Display (OSD) • Enhanced display features including meshing and shadowing • Separate display and acquisition timing for increased flexibility • Minimum peripheral component count • 525 line and 625 line display synchronization • Standby mode through power-down of teletext and analog hardware.
Microcontroller • 16 kbytes masked ROM (16 kbytes EEPROM variant for product development) • 256 bytes of on-chip RAM • Six 6-bit Pulse Width Modulators (PWM) and one 14-bit precision PWM • 4-bit Digital-to-Analog Converter (DAC) and comparator with a 3-input multiplexer allowing implementation of 3 Analog-to-Digital Converters (ADC) in software • 2 high current (10 mA) open-drain outputs • Interrupt logic 0 triggered on rising and falling edges, providing pulse-width measurement for remote control decoding • Master and slave bit-level I2C-bus hardware.
ORDERING INFORMATION PACKAGE TYPE NUMBER SAA5290ZP/nnn(1) SAA5290ZP/NVI(2) Notes 1.
nnn is a three-digit number referencing the microcontroller program ROM mask.
2.
I is a digit number referring to the language variant of the SAA5290ZP/NV.
MEMORY NAME ROM EEPROM SDIP52 SDIP52 DESCRIPTION DESCRIPTION SAA5290 The SAA5290 is a single-chip one page teletext decoder and television control microcontroller.
The device will decode 625-line based World System Teletext transmissions and provides television control functions and On-Screen Display (OSD) functions.
The teletext decoder hardware ...


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