MC68HC908JB8FB

Program Memory Type:	FLASH
Base Part Number:	MC68HC908
Supplier Device Package:	44-QFP (10x10)
Package / Case:	44-QFP
Operating Temperature:	0°C ~ 70°C (TA)
Oscillator Type:	Internal
Data Converters:	--
Voltage - Supply (Vcc/Vdd):	4 V ~ 5.5 V
RAM Size:	256 x 8
EEPROM Size:	--
Series:	HC08
Program Memory Size:	8KB (8K x 8)
Number of I/O:	37
Peripherals:	LVD, POR, PWM
Connectivity:	USB
Speed:	3MHz
Core Size:	8-Bit
Core Processor:	HC08
Part Status:	Obsolete
Packaging:	Tray

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<div class="embedded-microcontrollers"> <h1>MC68HC908JB8FB Application Field and Working Principle</h1><p>The MC68HC908JB8FB is an 8-bit microcontroller from Freescale Semiconductor\'s MC68HC08 family of parts. This microcontroller is ideal for automotive, industrial, medical, and other embedded applications. It is specifically designed to provide reliable and cost-effective solutions for low-end applications. This device comes with the integrated memory, one instruction cycle per bit wide instruction, and in addition, a 128Kbyte size flash program memory can be added externally, which makes the MC68HC908JB8FB a very versatile low-end system.</p><p>The MC68HC908JB8FB integrates a large amount of on-chip features, which makes it possible to easily design systems. First, the MCU has two 8-bit registers, two 16-bit registers, and one 32-bit accumulator. It also has 16KByte RAM and 8KByte private SRAM. Its high-speed CAN interface provides a high-speed data transfer rate between two CAN nodes. In addition, it has on-chip debugging features, including two different clock sources, watchdog timer and breakpoint trace. All these features enable the user to debug and modify their applications more efficiently. It also has an optional envelope detection feature (EDF) which is used to analyze the envelope of analog signals.</p><p>On the other hand, the MC68HC908JB8FB has a rich set of peripherals. The SCI module allows full-duplex asynchronous serial transmission and reception of data. It has both enabling to measure and control 16 input channels over a single port. The SPI module supports synchronous serial communication with full duplex via the SCLK, SDI, and SDO pins. Also, the ICG module provides a low-power clock-gating function, which helps to reduce the system power consumption. The PWM output module provides 8-bit resolution with individually-programmable counter values and output compare. The 16-bit timer with programmable interval action also helps to optimize system performance and power consumption. Furthermore, the wait timer module is used to put the MCU into a low-power stand-by mode for an extended period of time.</p><p>Overall, the MC68HC908JB8FB is a powerful and cost-effective solution for embedded applications. It provides a flexible set of features to enable the user to easily design and develop a system. The on-chip features like two 8-bit registers, two 16-bit registers, one 32-bit accumulator, 16KByte RAM, 8KByte private SRAM, integrated debugging features and so on, make it suitable for low-end applications. The rich set of available peripherals also adds to the system performance and make it suitable for automotive, industrial, medical and other embedded applications.</p></div>

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