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M38826G3-XXXHP

Description
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
File Size597KB,62 Pages
ManufacturerRenesas Electronics Corporation
Websitehttps://www.renesas.com/
Download Datasheet View All

M38826G3-XXXHP Overview

SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

3882 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
REJ03B0089-0101
Rev.1.01
Nov 14, 2005
GENERAL DESCRIPTION
The 3882 group is the 8-bit microcomputer based on the 740 fam-
ily core technology.
The 3882 group is designed for Keyboard Controller for the note
book PC.
FEATURES
<Microcomputer mode>
qBasic
machine-language instructions ...................................... 71
qMinimum
instruction execution time .................................. 0.5
µs
(at 8 MHz oscillation frequency)
qMemory
size
ROM ............................................................................. 20K bytes
RAM ............................................................................ 1024 bytes
qProgrammable
input/output ports ............................................ 72
qSoftware
pull-up transistors ....................................................... 8
qInterrupts
................................................. 17 sources, 14 vectors
qTimers
............................................................................. 8-bit
4
qWatchdog
timer ............................................................ 16-bit
1
qLPC
interface .............................................................. 2 channels
qSerialized
IRQ ................................................................ 3 factors
qClock
generating circuit ..................................... Built-in 1 circuits
(connect to external ceramic resonator)
qPower
source voltage ................................................ 3.0 to 3.6 V
qPower
dissipation
In high-speed mode .......................................................... 20 mW
(at 8 MHz oscillation frequency, at 3.3 V power source voltage)
qOperating
temperature range .................................... –20 to 85°C
APPLICATION
Note book PC
PIN CONFIGURATION (TOP VIEW)
48
47
46
45
60
59
58
44
43
51
50
49
57
56
55
54
53
52
42
41
40
39
38
37
36
35
34
33
P3
2
P3
3
P3
4
P3
5
P3
6
P3
7
P0
0
P0
1
P0
2
P0
3
P0
4
P0
5
P0
6
P0
7
P1
0
P1
1
P1
2
P1
3
P1
4
P1
5
P3
1
P3
0
P8
7
/SERIRQ
P8
6
/LCLK
P8
5
/LRESET
P8
4
/LFRAME
P8
3
/LAD
3
P8
2
/LAD
2
P8
1
/LAD
1
P8
0
/LAD
0
V
CC
NC
NC
P6
7
P6
6
P6
5
P6
4
P6
3
P6
2
P6
1
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
M38827G5-XXXHP
M38827G5HP
32
31
30
29
28
27
26
25
24
23
22
21
P1
6
P1
7
P2
0
P2
1
P2
2
P2
3
P2
4
(LED
0
)
P2
5
(LED
1
)
P2
6
(LED
2
)
P2
7
(LED
3
)
V
SS
X
OUT
X
IN
P4
0
P4
1
RESET
CNV
SS
P4
2
/INT
0
P4
3
/INT
1
P4
4
13
14
15
16
17
12
11
Package type : PLQP0080KB-A (80P6Q-A)
Fig. 1 Pin configuration
Rev.1.01 Nov 14, 2005
REJ03B0089-0101
page 1 of 60
P6
0
P7
7
P7
6
P7
5
/INT
41
P7
4
/INT
31
P7
3
/INT
21
P7
2
P7
1
P7
0
P5
7
P5
6
P5
5
/CNTR
1
P5
4
/CNTR
0
P5
3
/INT
40
P5
2
/INT
30
P5
1
/INT
20
P5
0
/INT
5
P4
7
/CLKRUN
P4
6
P4
5
10
18
19
20
6
3
4
5
7
8
1
2
9
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