UR5HC418-P データシートの表示（PDF） - Semtech Corporation
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UR5HC418-P Datasheet PDF : 14 Pages
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FUNCTIONAL DIAGRAM
Data Buffer
ORDERING CODE
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
NL/CL/SL
3
Status LEDs
EKC1
Interrupt Control
KC
PC
Communication
KD
Channel
EKC
EKD
8042 Emulation
(External Keyboard)
Communication
Channel
Row Data Inputs
Column Select
Ouputs
Keyboard Encoder
16-Bit Timer
R0-R7
8
C0-C15
16
Mode Control
KT
DRV
Copyright ©1997-2001 Semtech Corporation
2
DOC5-418-DS-109
www.semtech.com
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