参数资料
型号: M37221M8H-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, PLASTIC, SDIP-42
文件页数: 1/112页
文件大小: 1179K
代理商: M37221M8H-XXXSP
1. DESCRIPTION
The M37221M4H/M6H/M8H/MAH-XXXSP/FP are single-chip micro-
computers designed with CMOS silicon gate technology. They have
a OSD, I2C-BUS interface, and PWM, making them perfect for TV
channel selection system.
The M37221EASP/FP have a built-in PROM that can be written elec-
trically.
2. FEATURES
Number of basic instructions ..................................................... 71
Memory size
ROM ............. 16K bytes (M37221M4H-XXXSP/FP)
24K bytes (M37221M6H-XXXSP/FP)
32K bytes (M37221M8H-XXXSP/FP)
40K bytes (M37221MAH-XXXSP/FP, M37221EASP/FP)
RAM ............. 384 bytes (M37221M4H-XXXSP/FP)
448 bytes (M37221M6H-XXXSP/FP)
576 bytes (M37221M8H-XXXSP/FP)
704 bytes (M37221MAH-XXXSP/FP, M37221EASP/FP)
(ROM correction memory included)
The minimum instruction execution time
......................................... 0.5
s (at 8 MHz oscillation frequency)
Power source voltage .................................................. 5 V ± 10 %
Subroutine nesting
maximum 96 levels (M37221M4H/M6H-XXXSP/FP)
maximum 128 levels (M37221M8H/MAH-XXXSP/FP, M37221EASP/FP)
Interrupts ........................................................ 14 types, 14 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
LED drive ports ............................................................................ 4
Serial I/O ............................................................. 8-bit 1 channel
Multi-master I2C-BUS interface ............................... 1 (2 systems)
A-D comparator (6-bit resolution) ................................. 6 channels
D-A converter (6-bit resolution) .................................................... 2
Note: Only M37221EASP/FP has D-A converter.
PWM output circuit .......................................... 14-bit 1, 8-bit 6
Power dissipation .............................. High-speed mode : 165 mW
(at VCC=5.5V, 8 MHz oscillation frequency, and OSD on)
ROM correction function ................................................. 2 vectors
●OSD function
Display characters .................................... 24 characters 5 2 lines
(3 lines or more can be displayed by software)
Kinds of characters ........................................................ 256 kinds
Character display area .............................................. 12 16 dots
Kinds of character sizes ..................................................... 3 kinds
Kinds of character colors .................................. 8 colors (R, G, B)
Coloring unit ................... character, character background, raster
Display position .............................................................................
Horizontal: 64 levels
Vertical: 128 levels
Attribute .............................................................................. border
3. APPLICATION
TV
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER
with ON-SCREEN DISPLAY CONTROLLER
REJ03B0134-0100Z
Rev.1.00
Oct 01, 2002
Rev.1.00
Oct 01, 2002
page 1 of 110
REJ03B0134-0100Z
M37221M4H/M6H/M8H/MAH–XXXSP/FP M37221EASP/FP
相关PDF资料
PDF描述
M37221MAH-XXXFP 8-BIT, MROM, 8.1 MHz, MICROCONTROLLER, PDSO42
M37221M6H-XXXSP 8-BIT, MROM, 8.1 MHz, MICROCONTROLLER, PDIP42
M37221M4H-XXXFP 8-BIT, MROM, 8.1 MHz, MICROCONTROLLER, PDSO42
M37266EE-XXXSP 8-BIT, OTPROM, 8 MHz, MICROCONTROLLER, PDIP64
M37267EE-XXXSP 8-BIT, OTPROM, 8 MHz, MICROCONTROLLER, PDIP52
相关代理商/技术参数
参数描述
M37221MAH-XXXFP 制造商:RENESAS 制造商全称:Renesas Technology Corp 功能描述:SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER with ON-SCREEN DISPLAY CONTROLLER
M37221MAH-XXXSP 制造商:RENESAS 制造商全称:Renesas Technology Corp 功能描述:SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER with ON-SCREEN DISPLAY CONTROLLER
M37224M3 制造商:RENESAS 制造商全称:Renesas Technology Corp 功能描述:SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER with ON-SCREEN DISPLAY CONTROLLER
M37224M3-050SP 制造商:MITSUBISHI 制造商全称:Mitsubishi Electric Semiconductor 功能描述:SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER with ON-SCREEN DISPLAY CONTROLLER
M37224M3-XXXSP 制造商:RENESAS 制造商全称:Renesas Technology Corp 功能描述:SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER with ON-SCREEN DISPLAY CONTROLLER