HD404618 Datasheet, PDF (68/91 Pages) Hitachi Semiconductor – 4-Bit Single-Chip Microcomputer

HD404618 Series
Programmable ROM
The HD4074618 is a ZTAT™ microcomputer with built-in PROM that can be programmed in PROM
mode.
PROM Mode Pin Description
Pin Number
MCU Mode
PROM Mode Pin Number
MCU Mode
FP-80A,
FP-80B TFP-80 Pin Name
1
79
2
80
3
1
4
2
5
3
6
4
7
5
8
6
9
7
10
8
11
9
12
10
13
11
D₂
D₃
D₄
D₅
D₆
D₇
D₈
D₉
D₁₀
D₁₁/VC_ref
D₁₂/COMP₀
D₁₃/COMP₁
TEST
14
12
X1
15
13
X2
16
14
GND
17
15
18
16
19
17
20
18
21
19
22
20
23
21
24
22
25
23
26
24
27
25
R0₀/SCK
R0₁/SI
R0₂/SO
R0₃
R1₀
R1₁
R1₂
R1₃
R2₀
R2₁
R2₂
Pin
I/O Name I/O
I/O O₂
I/O
I/O O₃
I/O
I/O O₄
I/O
I/O O₅
I/O
I/O O₆
I/O
I/O O₇
I/O
I/O
I/O
I
V_PP
I A₉
I
I M0 I
I M1 I
I TEST I
I GND
O
GND
I/O A₁
I
I/O A₂
I
I/O A₃
I
I/O A₄
I
I/O A₅
I
I/O A₆
I
I/O A₇
I
I/O A₈
I
I/O A₀
I
I/O A₁₀
I
I/O A₁₁
I
FP-80A, Pin Name
FP-80B TFP-80
I/O
28
26
29
27
30
28
31
29
32
30
33
31
R2₃
I/O
R3₀
I/O
R3₁/TIMO I/O
R3₂/INT₀ I/O
R3₃/INT₁ I/O
SEG1 O
34
32
SEG2 O
35
33
SEG3 O
36
34
SEG4 O
37
35
SEG5 O
38
36
SEG6 O
39
37
SEG7 O
40
38
SEG8 O
41
39
SEG9 O
42
40
SEG10 O
43
41
SEG11 O
44
42
SEG12 O
45
43
SEG13 O
46
44
SEG14 O
47
45
SEG15 O
48
46
SEG16 O
49
47
SEG17 O
50
48
SEG18 O
51
49
SEG19 O
52
50
SEG20 O
53
51
SEG21 O
54
52
SEG22 O
PROM
Mode
Pin
Name I/O
A₁₂
I
A₁₃
I
A₁₄
I
CE I
OE I
66