DataSheetWiki


EM83049 fiches techniques PDF

ELAN Microelectronics Corp - KEYBOARD ENCODER

Numéro de référence EM83049
Description KEYBOARD ENCODER
Fabricant ELAN Microelectronics Corp 
Logo ELAN Microelectronics Corp 





1 Page

No Preview Available !





EM83049 fiche technique
EMEM8383004499
KEYKBEOYABORADREDNENCCOODDEERR
GENERAL DESCRIPTION
The EM83049 microcontroller is dedicated to a keyboard encoder ,specially designed for IBM PC AT,XT and
all compatible machines. The EM83049 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.
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,XT and PS/2 keyboard .
• Low power CMOS device technology.
• Internal pull-up resistor.
• Tri-state outputs for easy board application.
• 40 Pin DIP package.
• Built-in 4K ROM.
• Support WINDOWSTM keys.
• 101/102/104 keys or other special application keyboard encoder.
• WINDOWS is registered trademarks of Microsoft corperation.
APPLICATION
• IBM PC/AT,XT or compatible machine keyboard.
• IBM PS/2 model 30,50,60,80 or compatible machine keyboard.
• Japanese keyboard.
• Korean keyboard.
PIN ASSIGNMENTS
EM83049
VSS
NC
DATA
CLK
P90
P91
NC
NC
XT
NC
P50
P51
P52
P53
P54
P55
P56
P57
P80
P81
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
40 OSCO
39 OSCR
38 VDD
37 CAPS
36 NUM
35 SCROLL
34 P67
33 P66
32 P65
31 P64
30 P63
29 P62
28 P61
27 P60
26 P87
25 P86
24 P85
23 P84
22 P83
21 P82
* This specification are subject to be changed without notice.
5.2.1997 1

PagesPages 17
Télécharger [ EM83049 ]


Fiche technique recommandé

No Description détaillée Fabricant
EM83040 EM83040 LCD DRIVER ELAN Microelectronics Corp
ELAN Microelectronics Corp
EM83040A LCD CONTROLLER ELAN Microelectronics Corp
ELAN Microelectronics Corp
EM83040AAQ LCD CONTROLLER ELAN Microelectronics Corp
ELAN Microelectronics Corp
EM83040ABQ LCD CONTROLLER ELAN Microelectronics Corp
ELAN Microelectronics Corp

US18650VTC5A

Lithium-Ion Battery

Sony
Sony
TSPC106

PCI Bus Bridge Memory Controller

ATMEL
ATMEL
TP9380

NPN SILICON RF POWER TRANSISTOR

Advanced Semiconductor
Advanced Semiconductor


www.DataSheetWiki.com    |   2020   |   Contactez-nous  |   Recherche