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UR5HC418-FN Fiches technique(PDF) 2 Page - Semtech Corporation

No de pièce UR5HC418-FN
Description  AT / PS/2 - Compatible Keyboard Encoder
PDF  14 Pages
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Fabricant  SEMTECH [Semtech Corporation]
Site Internet  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

UR5HC418-FN Fiches technique(HTML) 2 Page - Semtech Corporation

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FUNCTIONAL DIAGRAM
ORDERING CODE
Copyright ©1997-2001 Semtech Corporation
DOC5-418-DS-109
www.semtech.com
2
Package options
40-pin, Plastic DIP
44-pin, Plastic PLCC
44-pin, Plastic QFP
Pitch in mm’s
2.54
1.27
0.8
TA = -40°C to +85°C
UR5HC418-P
UR5HC418-FN
UR5HC418-FB
Data Buffer
Interrupt Control
PC
Communication
Channel
8042 Emulation
(External Keyboard)
Communication
Channel
EKC1
KC
KD
EKC
EKD
Keyboard Encoder
Mode Control
Status LEDs
Row Data Inputs
Column Select
Ouputs
NL/CL/SL
3
8
16
KT
DRV
16-Bit Timer
R0-R7
C0-C15



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