COP8SBR9IMT8

Series:	COP8™ 8S
Packaging:	Tube
Part Status:	Obsolete
Core Processor:	COP8
Core Size:	8-Bit
Speed:	20MHz
Connectivity:	Microwire/Plus (SPI), UART/USART
Peripherals:	Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:	39
Program Memory Size:	32KB (32K x 8)
Program Memory Type:	FLASH
EEPROM Size:	--
RAM Size:	1K x 8
Voltage - Supply (Vcc/Vdd):	2.7 V ~ 5.5 V
Data Converters:	--
Oscillator Type:	Internal
Operating Temperature:	-40°C ~ 85°C (TA)
Package / Case:	48-TFSOP (0.240", 6.10mm Width)
Supplier Device Package:	48-TSSOP
Base Part Number:	COP8SBR9

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Introduction to COP8SBR9IMT8 Microcontroller

COP8SBR9IMT8 is a member of the COP8 family of mid range 8-bit microcontrollers (MCUs) produced by National Semiconductor Corporation, now a division of Texas Instruments, Inc. It has a wide range of microcontroller applications, including automotive body control, lighting, digital cameras, and industrial control. The benefits of using the COP8 family include speed and the ability to integrate multiple peripherals, enabling a single MCU to fulfill multiple application requirements. This article will discuss the working principles of the COP8SBR8IMT8 and its applications.

COP8SBR9IMT8 Architecture and Features

The COP8SBR9IMT8 is based on enhanced 8-bit mid-range core with an 8Kbyte program memory. The COP8SBR9IMT8 uses a single-cycle constant current balanced output 2-phase oscillator which ensures the accuracy and low power design of the MCU. The features of the COP8SBR9IMT8 include 8K bytes of code memory program memory, 128 bytes of RAM, three 16-bit timer/counters with compare register, and a watchdog timer for system reliability. It also has many peripherals including a programmable UART module and an I2C-friendly Master Mode module for communication interface. It also has four 8-bit I/O ports, two 32-bit SPI-compatible ports, and two 8-bit A/D converters with 10-bit resolution. The COP8SBR9IMT8 also has a dual power supply option that provides the flexibility to power the MCU from an AC or DC source.

COP8SBR9IMT8 Application Field

The COP8SBR9IMT8 microcontroller is well suited for applications requiring low power consumption such as automotive body control and lighting, as well as digital cameras, set-top boxes and industrial control systems. Its native 8Kbytes of program memory allows for a large amount of code to be stored and executed on the MCU. The multiple peripherals enable a wide range of functionality and flexibility including communication interface that supports both I2C and UART protocols. The COP8SBR9IMT8 is also capable of providing motor control and other motion related applications, including stepper and servo motion control. It is also well suited for portable electronic applications Due to its low power consumption.

COP8SBR9IMT8 Working Principle

The COP8SBR9IMT8 microcontroller utilizes an enhanced 8-bit mid-range core with an 8Kbyte program memory. Its unique architecture ensures that the core is optimized for low power consumption, thereby improving system performance and reliability. The COP8SBR9IMT8 operates on a single-cycle constant current 2-phase oscillator that can be adjusted to optimize power consumption. The program memory is divided into 16 pages, each page storing a maximum of 512 bits of program code. The CPU is able to access the code memory in three different modes: Direct Mode, Indirect Mode, or Random Access Mode. In Direct Mode, the core can access the code memory without any intermediate calculation or instruction fetch. In Indirect Mode, the core fetches the content of a program counter register and subtracts it from the address in the code memory before reading the instruction. In Random Access Mode, there is no limitation on the instruction execution, allowing the core to access any instruction in the code memory without any fetching.The COP8SBR9IMT8 also features a Watchdog Timer (WDT) which is a power management feature. It is designed to help prevent system crashes and resets due to hardware errors or software bugs. It is also designed to help deter unauthorized system access. The WDT can be programmed to take designated periodic reset pulses and will restart the system if the pulses miss or do not happen on time.

Conclusion

The COP8SBR9IMT8 microcontrollers are a cost effective and reliable solution for embedded microcontroller applications that require low power consumption. Its features and peripherals make it an ideal solution for automotive body control, lighting, digital cameras, set-top boxes, and industrial control. The COP8SBR9IMT8 is a powerful and flexible microcontroller that can be used for a wide range of projects requiring precise motion control, low power consumption, and reliable communication interfaces.

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