參數(shù)資料
型號(hào)： M38827G5-XXXHP
元件分類： 微控制器/微處理器
英文描述： 8-BIT, MROM, 4 MHz, MICROCONTROLLER, PQFP80
封裝： 12 X 12 MM, 0.50 MM PITCH, PLASTIC, LQFP-80
文件頁(yè)數(shù)： 1/62頁(yè)
文件大?。?/td> 606K
代理商： M38827G5-XXXHP
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
s
(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
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
P30
P31
P62
P61
P44
P43/INT1
P63
P64
P65
P66
NC
P67
NC
VCC
P80/LAD0
P81/LAD1
P82/LAD2
P83/LAD3
P84/LFRAME
P85/LRESET
P86/LCLK
P87/SERIRQ
P42/INT0
CNVSS
XIN
XOUT
VSS
RESET
P40
P41
P16
P17
P26(LED2)
P25(LED1)
P24(LED0)
P23
P22
P21
P20
P3
4
P3
5
P0
0
P0
4
P0
5
P0
6
P0
7
P1
1
P1
2
P1
3
P1
4
P1
5
P1
0
P0
1
P0
2
P3
2
P3
3
P3
6
P3
7
P0
3
P27(LED3)
P6
0
P7
7
P7
6
P7
5
/INT
41
P7
4
/INT
31
P7
2
P7
1
P7
0
P5
7
P5
0
/INT
5
P4
5
P7
3
/INT
21
P5
5
/CNTR
1
P5
4
/CNTR
0
P5
6
P4
7
/CLKRUN
P5
2
/INT
30
P5
3
/INT
40
P5
1
/INT
20
P4
6
1
2
3
4
7
8
9
10
11
12
13
14
15
16
17
18
19
20
5
6
M38827G5-XXXHP
M38827G5HP
Fig. 1 Pin configuration
PIN CONFIGURATION (TOP VIEW)
3882 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
REJ03B0089-0101
Rev.1.01
Nov 14, 2005
Rev.1.01
Nov 14, 2005
page 1 of 60
REJ03B0089-0101
Package type : PLQP0080KB-A (80P6Q-A)
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