UPD17P218CT データシートの表示（PDF） - NEC => Renesas Technology
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UPD17P218CT
NEC => Renesas Technology
UPD17P218CT Datasheet PDF : 30 Pages
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(2) PROM programming mode
D2
1
D3
2
V PP
3
4
5
(L)
6
7
(Open)
8
V DD
9
(Open)
10
CLK
11
GND
12
(L)
13
(Open)
14
µPD17P218
28
D1
27
D0
26
D7
25
D6
24
D5
23
D4
22
MD 3
21
MD 2
20
MD 1
19
MD 0
18
17
(L)
16
15
Note:
Those enclosed in parentheses indicate the processing of the pins not used in PROM programming
mode.
L : Ground these pins through a resistor (470 W).
Open : Do not connect anything to these pins.
CLK
:
D0-D7 :
GND :
MD0-MD3 :
VDD
:
VPP
:
PROM clock input
PROM data I/O
Ground
PROM mode selection
Positive power supply
PROM writing power supply
3
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