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EM83053A

Features: • Low cost - eliminate need external components.• Phantom key detects.• 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-s...

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SeekIC No. : 004336109 Detail

EM83053A: Features: • Low cost - eliminate need external components.• Phantom key detects.• RC oscillator ( 1.8432MHz ).• Support scan code set 1 ,2 and 3.• Support PC AT and PS/...

EM83053A Data Sheet

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Part Number:
EM83053A
Supply Ability:
5000

Price Break

  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Upload time: 2024/11/21

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Product Details

Description



Features:

• Low cost - eliminate need external components.
• Phantom key detects.
• 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 application.
• Built-in 4K ROM.
• Support WINDOWSTM 95, 98, 2000 keys.
• 104/107 keys with multi-media or other special application keyboard encoder.
• WINDOWS is registered trademarks of Microsoft corperation.


Application

• IBM PC AT or compatible machine keyboard.
• IBM PS/2 model 30,50,60,80 or compatible machine keyboard.
• Japanese keyboard.
• Korean keyboard.
• Brazilian keyboard.
• European keyboard.


Pinout

Connection Diagram


Specifications

Parameter
Sym.
Ratings
Supply Voltage

VCC

 -0.5V to +7V
Input Voltage VIN -0.3V to +6V
Output Voltage VOUT -0.3V to +6V
Temperature under bias TB 0 to 70
Storage temperature TS -65 to 150



Description

The EM83053A/BH microcontroller is dedicated to a keyboard encoder ,specially designed for IBM PC AT and all compatible machines. The EM83053A/BH controll 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.




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