Manufacturer Part Number
MC68711E20CFNE3
Manufacturer
NXP Semiconductors
Introduction
Embedded 8-bit microcontroller from HC11 series
Product Features and Performance
Core Processor: HC11
Core Size: 8-Bit
Speed: 3MHz
Connectivity: Serial Communications Interface (SCI), Serial Peripheral Interface (SPI)
Peripherals: Power-on Reset (POR), Watchdog Timer (WDT)
Number of I/O: 38
Program Memory Size: 20KB (20K x 8)
Program Memory Type: One-Time Programmable (OTP)
EEPROM Size: 512 x 8
RAM Size: 768 x 8
Data Converters: A/D converter with 8 channels, 8 bits each
Oscillator Type: Internal
Mounting Type: Surface Mount
Supplier Device Package: 52-PLCC (19.1x19.1)
Package / Case: 52-LCC (J-Lead)
Operating Temperature Range: -40°C to 85°C
Product Advantages
High integration of features for embedded control applications
Reliable performance in extended temperature conditions
Extensive connectivity options for interfacing with other components
Key Technical Parameters
Supply Voltage: 4.5V to 5.5V
A/D Converters resolution: 8 bits, 8 channels
Memory configuration: 20KB OTP, 512B EEPROM, 768B RAM
I/O count: 38
Package: 52-PLCC
Quality and Safety Features
Robust operating temperature range ensuring operation in harsh environments
Watchdog Timer for system reliability and recovery
Compatibility
Suitable for applications requiring an 8-bit processing core with SPI and SCI connectivity
Compatible with a variety of external components through multiple I/Os
Application Areas
Industrial control systems
Automation equipment
Embedded systems for monitoring and control applications
Product Lifecycle
Obsolete
Potential for replacement or upgrade with newer microcontroller models from NXP or other manufacturers
Several Key Reasons to Choose This Product
Robust feature set ideal for complex embedded applications
Extended temperature range for high-reliability requirements
Comprehensive connectivity for versatile system designs
Readily programmable with One-Time Programmable memory for firmware stability
Integrated peripherals reduce external component count and save space
MC68705U3LMOTOROLA