Silan
Semiconductorsꢀ
SC84510
ꢀ
Note:
1. All voltage in above table are compared with VSS.
2. All parameters in above table are tested under VDD=5V.
3. CLK & DATA output gates are open drains that connect to pull up resistors.
X1, X2, Y1, Y2 input impedance
UNIT:K¡
MAX.
16.0
15.0
14.0
13.0
12.0
11.0
10.0
9.0
TYP.
MIN.
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0
1.0
2.0
3.0
4.0
5.0
10.0M
VOLTAGE (LIN)
AC ELECTRICAL CHARACTERISTICS
Parameter
(Tamb=25~70°C)
Symbol
Fosc
Tkd
Min
Typ
34.3
12
Max
Unit
Oscillating Frequency
34.3-10%
34.3+10% kHz
Key Debounce
--
14.3
14.3
--
--
--
--
--
--
--
--
--
--
--
ms
µs
µs
µs
µs
µs
µs
µs
µs
µs
Rising Edge Crossed Width Fosc=35KHz
Falling Edge Crossed Width
Tr
--
Tf
--
Mouse CLK Active Time
Tmca
Tmci
Tmdc
Tsca
Tsci
42.9
42.9
14.3
42.9
42.9
14.3
28.6
Mouse CLK Inactive Time
--
Mouse Sample DATA from CLK rising Edge
System CLK Active Time
--
--
System CLK Inactive Time
--
Time from DATA Transition to Falling Edge of CLK
Time from rising Edge of CLK to DATA Transition
Tsdc
Tscd
--
--
Time to mouse Inhibit after the 11th CLK to ensure mouse does
not start another Transmission
Tpi
0
--
50
µs
The AC timings are measured under using 35KHz system clock signal.
HANGZHOU SILAN MICROELECTRONICS JOINT-STOCK CO.,LTD
ꢀ
Rev: 1.0
2000.12.31ꢀ
4
SILAN [ SILAN MICROELECTRONICS JOINT-STOCK ]
