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HT82M25A データシートの表示(PDF) - Holtek Semiconductor
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HT82M25A
3/5-Key USB+PS/2 Optical Mouse Controller
Holtek Semiconductor
HT82M25A Datasheet PDF : 13 Pages
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Block Diagram
USBD+
USBD
-
V 33O
O SC1
O SC2
USB
T r a n s c e iv e r
USB
R e c e iv e r
USB
T r a n s m itte r
V o lta g e
R e g u la to r
C lo c k
G e n e ra to r
RC
RESET
HT82M25X
R e g is te r
S et
U S B S e r ia l
In te r fa c e E n g in e
(S IE )
and
C o n tro l
L o g ic
H o lte k
8 - b it
M ic r o c o n tr o lle r
M a in
S ta te m a c h in e
F IF O s
´
2
S u s p e n s io n
VDD
C o n tro l
VSS
Pin Assignment
VSS 1
V 33O 2
U S B D + /C L K 3
U S B D
-
/D A T A 4
RESET 5
S C L K /Z _ S E L 6
S D IO 7
NRESET 8
D P I_ S E L 9
R B 0 10
20 O S C 1
19 O S C 2
18 V D D
17 LE D
16 M
15 R
14 L
13 Z2
12 Z1
11 R B 1
H T 8 2 M 2 5 A /H T 8 2 M 2 5 A -1
2 0 D IP -A /S O P -A
VSS
1
V 33O
2
U S B D + /C L K
3
U S B D
-
/D A T A
4
RESET 5
S C L K /Z _ S E L 6
S D IO
7
NRESET 8
D P I_ S E L 9
18 O S C 1
17 O S C 2
16 V D D
15 LE D
14 M
13 R
12 L
11 Z2
10 Z1
H T 8 2 M 2 5 B /H T 8 2 M 2 5 B -1
H T 8 2 M 2 5 C /H T 8 2 M 2 5 C -1
Rev. 1.00
2
May 14, 2007
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