参数资料
型号: ST72T141K2B1XXX
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, OTPROM, 8 MHz, MICROCONTROLLER, PDIP32
封装: 0.400 INCH, SHRINK, PLASTIC, DIP-32
文件页数: 78/132页
文件大小: 823K
代理商: ST72T141K2B1XXX
ST72141K
5/132
1 GENERAL DESCRIPTION
1.1 INTRODUCTION
The ST72141K devices are members of the ST7
microcontroller family designed specifically for mo-
tor control applications and including A/D conver-
sion and SPI interface capabilities. They include
an on-chip Moter Controller peripheral for control
of electric brushless moters with or without sen-
sors. An example application, for 6-step control of
a Permanent Magnet DC motor, is shown in Figure
1.
The ST72141K devices are based on a common
industry-standard 8-bit core, featuring an en-
hanced instruction set.
Under software control, they can be placed in
WAIT, SLOW, or HALT mode, reducing power
consumption when the application is in idle or
standby state.
The enhanced instruction set and addressing
modes of the ST7 offer both power and flexibility to
software developers, enabling the design of highly
efficient and compact application code. In addition
to standard 8-bit data management, all ST7 micro-
controllers feature true bit manipulation, 8x8 un-
signed multiplication
and indirect addressing
modes.
Figure 1. Example of a 6-step-controlled Motor
Figure 2. Device Block Diagram
0
1
2
3
4
5
A
B
C
Net
Step
Σ
1
Σ
2
Σ
3
Σ
4
Σ
5
Σ
6
Σ
1
Σ
2
Σ
3
C
A
B
300V
4
1
I4
I1
I3
I6
I2
I5
300 V
150 V
0
30 0V
15 0V
0
30 0V
15 0V
0
ST7
MTC
MCO5-0
MCIB
MCIA
MCIC
2
0
35
6
8-BIT CORE
ALU
ADDRESS
AND
DATA
BUS
OSC1
OSC2
RESET
MOTOR CTRL
TIMER B
TIMER A
PORT B
WAT CHDOG
MCO5:0
OSC
Internal
CLOCK
CONTROL
256b-RAM
PA7:0
VSS
VDD
POWER
SUPP LY
8K-EPROM
PORT A
8-BIT ADC
SPI
OC1A
MCIA:C
MCES
MCCFI
PB5:0
DIV
LVD
(6-BIT)
(8-BIT)
4
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相关代理商/技术参数
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ST72T141K2B6 功能描述:8位微控制器 -MCU OTP EPROM 8K SPI RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
ST72T141K2M6 功能描述:8位微控制器 -MCU OTP EPROM 8K SPI RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
ST72T212G2B6 功能描述:8位微控制器 -MCU OTP EPROM 8K SPI RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
ST72T212G2M6 功能描述:8位微控制器 -MCU OTP EPROM 8K SPI RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
ST72T213G1B6 功能描述:8位微控制器 -MCU OTP EPROM 4K SPI RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT