µPD17P228

3

Data Sheet U14542EJ1V0DS00

Caution Contents in parantheses indicate how to handle unused pins in PROM programming mode.

L

:Connect to GND via a resistor (470

Ω) separately.

OPEN:Leave unconnected.

CLK

:

Clock input for PROM

:

Data input/output for PROM

GND

:

Ground

Mode select input for PROM

:

Power supply

:

Power supply for PROM writing

(2) PROM programming mode

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

(Open)

(Open)

CLK

GND

(L)

(Open)

(Open)

(Open)

30

29

28

27

26

25

24

23

22

21

20

19

18

17

16

(L)

(L)