EM83053AH Ver la hoja de datos (PDF) - ELAN Microelectronics
Número de pieza
componentes Descripción
Fabricante
EM83053AH Datasheet PDF : 24 Pages
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EM83053A/BH
KEYBOARD ENCODER
PIN DESCRIPTIONS
Symbol
I/O
P50
O
P51
O
P52
O
P53
O
P54
O
P55
O
P56
O
P57
O
P80
O
P81
O
P82
O
P83
O
P84
O
P85
O
P86
O
P87
O
P90
O
P91
O
VSS
I
SCROLL
O
NUM
O
CAPS
O
P60
I
P61
I
P62
I
P63
I
P64
I
P65
I
P66
I
P67
I
CLK
I/O
DATA
I/O
VDD
I
OSCO
O
R_OSCI
I
Function
Column 3 Low output scan line, 3-state
Column 4 Low output scan line, 3-state
Column 5 Low output scan line, 3-state
Column 6 Low output scan line, 3-state
Column 7 Low output scan line, 3-state
Column 14 Low output scan line, 3-state
Column 13 Low output scan line, 3-state
Column 12 Low output scan line, 3-state
Column 11 Low output scan line, 3-state
Column 15 Low output scan line, 3-state
Column 10 Low output scan line, 3-state
Column 8 Low output scan line, 3-state
Column 9 Low output scan line, 3-state
Column 0 Low output scan line, 3-state
Column 16 Low output scan line, 3-state
Column 17 Low output scan line, 3-state
Column 1 Low output scan line, 3-state
Column 2 Low output scan line, 3-state
Ground
Scroll Lock Indicator
NUM Lock Indicator
Caps Lock Indicator
Row 0 Input scan line, internal pull high ( 17KΩ )
Row 1 Input scan line, internal pull high ( 17KΩ )
Row 2 Input scan line, internal pull high ( 17KΩ )
Row 3 Input scan line, internal pull high ( 17KΩ )
Row 4 Input scan line, internal pull high ( 17KΩ )
Row 5 Input scan line, internal pull high ( 17KΩ )
Row 6 Input scan line, internal pull high ( 17KΩ )
Row 7 Input scan line, internal pull high ( 17KΩ )
CLOCK line for IBM communication , internal pull high ( 2.2KΩ )
DATA line for IBM communication , internal pull high ( 2.2KΩ )
+5V Power Supply
CLOCK output
Connect 51K OHM resistor for 1.8432 MHz oscillation
* This specification are subject to be changed without notice.
6.9.2000 2
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