Z86319 데이터 시트보기 (PDF) - Zilog

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Z86319

PS/2 MOUSE CONTROLLER

Zilog 

Z86319

PS/2 Mouse Controller

PIN FUNCTIONS

RCIN. A precision 1% resistor is connected to RCIN,

generating oscillation with an internal capacitor.

Resistor values and corresponding typical frequencies are

shown in Table 2 and graph chart (Figure 3).

Zilog

Table 2. Resistor Values and Corresponding

Typical Frequencies

External Resistor

14.0K

15.0K

16.0K

17.0K

18.0K

19.0K

20.0K

21.0K

22.0K

23.0K

Average Frequency

5.01 MHz

4.70 MHz

4.43 MHz

4.19 MHz

3.97 MHz

3.78 MHz

3.60 MHz

3.44 MHz

3.30 MHz

3.16 MHz

6

5

4

3

2

1

0

14

15

16

17

18

19

20

21

22

23

RESISTOR VALUE (K OHMS)

Figure 3. Z86319 RC Frequency in Function of the External Resistance

(typical numbers)

4

PRELIMINARY

DS97KEY1605

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