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SC84520 Datasheet(PDF) 4 Page - List of Unclassifed Manufacturers

Part # SC84520
Description  TWO IN ONE SCROLLING MOUSE CONTROLLER
PDF  19 Pages
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Manufacturer  ETC [List of Unclassifed Manufacturers]
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SC84520 Datasheet(HTML) 4 Page - List of Unclassifed Manufacturers

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Silan
Semiconductors
SC84520
HANGZHOU SILAN MICROELECTRONICS JOINT-STOCK CO.,LTD
Rev: 1.0
2000.12.31
4
AC ELECTRICAL CHARACTERISTICS (Tamb=25~70°C)
PS/2 mouse mode:
Parameter
Symbol
Min
Typ
Max
Unit
Oscillating Frequency
Fosc
37-3%
37
37+3%
kHz
Key Debounce
Tkd
--
12
--
ms
Rising Edge Crossed Width
Tr
13.5
--
--
µs
Falling Edge Crossed Width
Tf
13.5
--
--
µs
Mouse CLK Active Time
Tmca
--
40.5
--
µs
Mouse CLK Inactive Time
Tmci
--
40.5
--
µs
Time that Mouse Sample DATA from CLK rising Edge
Tmdc
--
13.5
--
µs
System CLK Active Time
Tsca
--
40.5
--
µs
System CLK Inactive Time
Tsci
--
40.5
--
µs
Time from DATA Transition to Falling Edge of CLK
Tsdc
--
13.5
--
µs
Time from rising Edge of CLK to DATA Transition
Tscd
--
27
--
µs
Time to mouse Inhibit after the 11th CLK to
ensure mouse does not start another Transmission
Tpi
0
--
50
µs
Serial mouse mode:
Parameter
Symbol
Min
Typ
Max
Unit
Oscillating Frequency
Fosc
32.4-3%
32.4
32.4+3%
kHz
Key Debounce
Tkd
--
13
--
ms
Rising Edge Crossed Width
Tr
15.4
--
--
µs
Falling Edge Crossed Width
Tf
15.4
--
--
µs
Transmission Time
Tmx
--
33.33
--
ms
Start bit time
Ts
--
833.3
--
µs
Data bit time
Td
--
833.3
--
µs
Stop bit time
Tp
--
833.3
--
µs
Mode code delay Time
Trd
11
--
14
ms



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