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Part Name
Description
HT81R18 View Datasheet(PDF) - Holtek Semiconductor
Part Name
Description
Manufacturer
HT81R18
EasyVoice™ Speech
Holtek Semiconductor
HT81R18 Datasheet PDF : 19 Pages
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HT81012/HT81018
HT81XXX
I/O 2
I/O 1
KEY4
KEY3
VDD
O SCI
1
(0 ,0 )
14
VSS
2
3
4
13
O U T1
5
12
VDD
6
7 8 9
10 11
O U T2
Chip size: 41.9
´
84.4 (mil)
2
* The IC substrate should be connected to VSS in the PCB layout artwork.
Rev. 1.50
3
November 21, 2006
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