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DESCRIPTION
The 83C055, Microcontroller for Television and Video (MTV) applications, is a derivative of Philips’ industry standard 80C51 microcontroller.
The 83C055 is intended for use as the central control mechanism in a television receiver or tuner.FEATURES
• Masked ROM sizes:
– 8 kbytes (83C845)
– 12 kbytes (83C145)
– 16 kbytes (83C055)
– 16 kbytes OTP (87C055)
• RAM: 256 bytes
• On Screen Display (OSD) controller
• Three digital video outputs
• Multiplexer/mixer and background intensity controls
• Flexible formatting with OSD New Line option
• 128 × 10 bits display RAM
• Designed for reduced Radio Frequency Interference
(RFI)
• Character generator ROM:
– character format 18 lines × 14 dots
– 60 visible characters
– 4 special characters
• Eight text shadowing modes
• Text colour selectable per character
• Background colour selectable per word
• Background colour versus video selectable per character
• Eight 6-bit Pulse Width Modulators (PWM) for analog voltage integration
• One 14-bit PWM for high-precision voltage integration
• Digital-to-analog converter and comparator with 3 inputs multiplexer
• Nine dedicated I/Os plus 28 port bits (15 port bits with alternative uses)
• 4 high current open-drain port outputs
• 12 high voltage (+12 V) open-drain outputs
• Programmable video input and output polarities
• 80C51 instruction set
• No external memory capability
• Plastic shrink dual in-line package (0.07 inch centre pins)
• High-speed CMOS technology
• Power supply: 5 V ±10%.APPLICATIONS
Providing tuner functions and an OSD facility, it represents a next generation replacement for the currently available parts.
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Similar parts: 430483 , Click to view
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Datasheet
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Shopping guide
Delivery period:
- - Will ship out in 2-3 days
- - DHL Express: 3-7 business days
- - DHL eCommerce: 12-22 business days
- - FedEx International Priority: 3-7 business days
- - EMS: 10-15 business days
Shipping fee:
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Shipping option:
DHL, FedEx, EMS, SF Express, and Registered Air MailShipping tracking:
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How to Buy:
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- Warehouse: China, Hong Kong
- Dispatch: Within 24 hours
- Free Shipping: Yes
- Prority Shipping: Yes, 3-5 days
- Last Updated: 2024/06/13 23:48 +0800
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- Full Refund if you don't receive your order
- Full or Partial Refund , If the item is not as described
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The fee is charged according to the rule of PayPal.
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The fee is charged according to the rule of PayPal.
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Western Union charge US$0.00 banking fee.
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We recommend to use bank transfer for large orders to save on handling fees.
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