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SC83053 - KEYBOARD ENCODER

General Description

The SC83053 is dedicated to a keyboard encoder, specially designed for IBM PC AT and all compatible machines.

The SC83053 control all scan codes, three LEDs status, scan timing and communications between the keyboard and PC.

Key Features

  • 4 32 5 6 7 8 9 1 39 38 37 36 35 34 33 32 10 31 11 30 12 29 13 28 14 27 15 16 17 18 19 20 21 22 23 24 25 26.
  • Low cost - eliminate need external components.
  • Phantom key detects. Chip Topography.
  • RC oscillator (1.8432MHz ).
  • Support scan code set 1, 2 and 3.
  • Support PC AT and PS/2 keyboard.
  • Low power CMOS device technology.
  • Internal pull-up resistor.
  • Tri-state outputs for easy board.

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Datasheet Details

Part number SC83053
Manufacturer Silan Microelectronics
File Size 473.43 KB
Description KEYBOARD ENCODER
Datasheet download datasheet SC83053 Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Silan Semiconductors SC83053 KEYBOARD ENCODER DESCRIPTION The SC83053 is dedicated to a keyboard encoder, specially designed for IBM PC AT and all compatible machines. The SC83053 control all scan codes, three LEDs status, scan timing and communications between the keyboard and PC. It is easy to implement a high performance, low cost keyboard with the minimal external components. FEATURES 4 32 5 6 7 8 9 1 39 38 37 36 35 34 33 32 10 31 11 30 12 29 13 28 14 27 15 16 17 18 19 20 21 22 23 24 25 26 • Low cost - eliminate need external components. • Phantom key detects. Chip Topography • RC oscillator (1.8432MHz ). • Support scan code set 1, 2 and 3. • Support PC AT and PS/2 keyboard. • Low power CMOS device technology. • Internal pull-up resistor.