参数资料
型号: M37220M3-XXXSP
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 8.1 MHz, MICROCONTROLLER, PDIP42
封装: 0.600 INCH, 1.78 MM PITCH, SHRINK, PLASTIC, DIP-42
文件页数: 1/53页
文件大小: 1281K
代理商: M37220M3-XXXSP
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P06/INT2/A-D4
XOUT
HSYNC
VSYNC
P00/PWM0
P01/PWM1
P02/PWM2
P03/PWM3
P04/PWM4
P05/PWM5
P07/INT1
P23/TIM3
P24/TIM2
P25
P26
P27
D-A
P32
CNVSS
XIN
VSS
P52/R
P53/G
P54/B
P55/OUT
P20/SCLK
P21/SOUT
P22/SIN
P10
P11
P12
P13
P14
P15/A-D1/INT3
P16/A-D2
P30/A-D5/DA1
P31/A-D6/DA2
RESET
OSC1/P33
OSC2/P34
VCC
P17/A-D3
M37220M3-XXXSP
PIN CONFIGURATION (TOP VIEW)
DESCRIPTION
The M37220M3-XXXSP is a single-chip microcomputer designed with
CMOS silicon gate technology. It is housed in a 42-pin shrink plastic
molded DIP.
In addition to their simple instruction sets, the ROM, RAM and I/O
addresses are placed on the same memory map to enable easy pro-
gramming.
The M37220M3-XXXSP has a PWM output function and a OSD dis-
play function, so it is useful for a channel selection system for TV.
FEATURES
Number of basic instructions .....................................................71
Memory size
ROM ........................................................ 12 K bytes
RAM ......................................................... 256 bytes
ROM for display......................................... 4 K bytes
RAM for display .......................................... 80 bytes
The minimum instruction execution time
.......................................... 0.5
s (at 8 MHz oscillation frequency)
Power source voltage .................................................. 5 V ± 10 %
Power dissipation ............................................................. 165 mW
(at 8 MHz oscillation frequency, VCC=5.5V, at CRT display)
Subroutine nesting ....................................... 96 levels (maximum)
Interrupts ....................................................... 13 types, 13 vectors
8-bit timers .................................................................................. 4
Programmable I/O ports (Ports P0, P1, P2, P30–P32) .............. 27
Input ports (Ports P33, P34) ......................................................... 2
Output ports (Ports P52–P55) ...................................................... 4
12 V withstand ports ....................................................................6
LED drive ports ........................................................................... 4
Serial I/O ............................................................ 8-bit ! 1 channel
A-D comparator (6-bit resolution) ................................ 6 channels
D-A converter (6-bit resolution) ...................................................2
PWM output circuit ......................................... 14-bit ! 1, 8-bit ! 6
CRT display function
Number of display characters ................ 24 characters ! 2 lines
(16 lines maximum)
Kinds of characters ..................................................... 128 kinds
Dot structure .......................................................... 12 ! 16 dots
Kinds of character sizes .................................................. 3 kinds
Kinds of character colors (It can be specified by the character)
maximum 7 kinds (R, G, B)
Kinds of raster colors (maximum 7 kinds)
Display position
Horizontal .................................................................. 64 levels
Vertical .................................................................... 128 levels
Bordering (horizontal and vertical)
APPLICATION
TV
Outline 42P4B
MITSUBISHI MICROCOMPUTERS
M37220M3-XXXSP
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER
with ON-SCREEN DISPLAY CONTROLLER
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