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HD404639R Datasheet, PDF (110/135 Pages) Renesas Technology Corp – 4-Bit Single-Chip Microcomputer
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HD404639R Series
Programmable ROM (HD407A4639R)
The HD407A4639R is a ZTAT™ microcomputer with built-in PROM that can be programmed in PROM
mode.
PROM Mode Pin Description
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
MCU Mode
Pin Name
RD0/COMP0
RD1/COMP1
RD2/COMP2
RD3/COMP3
RE0/VCref
TEST
OSC1
OSC2
RESET
X1
X2
GND
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
D12/STOPC
PROM Mode
I/O Pin Name
I
I
I
I
I GND
I TEST
I
VCC
O
I RESET
I GND
O
GND
I/O CE
I/O OE
I/O VCC
I/O VCC
I/O
I/O
I/O
I/O
I/O
I/O
I/O A13
I/O A14
I
A9
I/O Pin No.
26
27
28
29
30
I 31
32
33
I 34
35
36
37
I 38
I 39
40
41
42
43
44
45
46
47
I 48
I 49
I 50
MCU Mode
Pin Name
D13/INT0
R00/INT1
R01/INT2
R02/INT3
R03/INT4
R10
R11
R12
R13
R20
R21
R22
R23
R30/TOB
R31/TOC
R32/TOD
R33/EVNB
R40/EVND
R41/SCK1
R42/SI1
R43/SO1
R50
R51/SCK2
R52/SI2
R53/SO2
PROM Mode
I/O Pin Name I/O
I
VPP
I/O M0
I
I/O M1
I
I/O
I/O
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
I/O A12
I
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
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