MC68HC11E1FN
Constructed using CMOS technology and housed in a PQCC52 plastic packageMC68HC11E1FN
Constructed using CMOS technology and housed in a PQCC52 plastic package
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Manufacturer Part # : MC68HC11E1FN
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Package/Case: PLCC-52
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Product Categories : Microcontrollers
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MC68HC11E1FN DataSheet

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Interested Parts
MC68HC11E1FN Description
The MC68HC11E1FN is an 8-bit microcontroller from Motorola, designed for embedded systems and industrial control applications. This device features a built-in clock circuit, flexible timer system, and integrated peripherals, making it suitable for a wide range of applications.
Pin Details
The MC68HC11E1FN has 40 pins, including power supply and ground connections, as well as input/output (I/O) pins for communication and control.
Pin configuration
- Pins 1-8: Port A
- Pins 9-16: Port B
- Pins 17-24: Port C
- Pins 25-32: Port D
- Pins 33-40: Miscellaneous I/O and control signals
Features
- 8-bit microcontroller: Offers high-performance processing capabilities for embedded systems.
- Built-in clock circuit: Provides a reliable timing source for the device's operations.
- Flexible timer system: Allows for customizable timing and control functions.
- Integrated peripherals: Includes features like serial communication, analog-to-digital conversion, and digital signal processing.
Applications
The MC68HC11E1FN is commonly used in industrial control systems, medical devices, automotive electronics, and other applications where high-performance processing and reliable timing are essential.
Where to Use:
- Industrial control systems
- Medical devices
- Automotive electronics
- Radar and sonar systems
- Other applications requiring high-performance processing and reliable timing
Manufacturer
The MC68HC11E1FN is manufactured by Motorola, a leading semiconductor company known for its innovative products and solutions.
Packages
The MC68HC11E1FN comes in a 40-pin QFP (Quad Flat Pack) package, making it suitable for surface-mount technology and other packaging options.
Equivalent Parts of MC68HC11E1FN
- M68HC711E9AF: A comparable microcontroller from Motorola with similar features and performance.
- PIC16F877A: An alternative microcontroller from Microchip Technology that offers equivalent functionality.

Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
Rohs Code | No | Part Life Cycle Code | Obsolete |
HTS Code ! | 8542.31.00.01 | Has ADC | YES |
Address Bus Width ! | 16 | Bit Size | 8 |
CPU Family | 6800 | Clock Frequency-Max | 12 MHz |
DAC Channels | NO | DMA Channels | YES |
External Data Bus Width | 8 | JESD-30 Code | S-PQCC-J52 |
JESD-609 Code | e0 | Length | 19.1262 mm |
Number of I/O Lines | 38 | Number of Terminals | 52 |
Operating Temperature-Max | 85 °C | Operating Temperature-Min | -40 °C |
PWM Channels | NO | Package Body Material | PLASTIC/EPOXY |
Package Code | QCCJ | Package Equivalence Code | LDCC52,.8SQ |
Package Shape | SQUARE | Package Style | CHIP CARRIER |
Power Supplies ! | 5 V | Qualification Status ! | Not Qualified |
RAM (bytes) | 512 | ROM Programmability | EEPROM |
Seated Height-Max | 4.57 mm | Speed | 3 MHz |
Supply Current-Max | 27 mA | Supply Voltage-Max | 5 V |
Supply Voltage-Min | 5 V | Supply Voltage-Nom | 5 V |
Surface Mount ! | YES | Technology | CMOS |
Temperature Grade ! | INDUSTRIAL | Terminal Finish | TIN LEAD |
Terminal Form ! | J BEND | Terminal Pitch ! | 1.27 mm |
Terminal Position | QUAD | Width | 19.1262 mm |
uPs/uCs/Peripheral ICs Type | MICROCONTROLLER |
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
FAQs
What is MC68HC11E1FN?
The MC68HC11E1FN is a microcontroller unit (MCU) designed by Freescale Semiconductor (now part of NXP Semiconductors). It is a member of the HC11 family of microcontrollers and is ideal for applications requiring embedded control, automotive systems, and industrial automation.
How Does MC68HC11E1FN Work?
The MC68HC11E1FN operates as a microcontroller unit, handling embedded control tasks, processing input/output signals, and executing user-defined programs. It features an 8-bit CPU core, on-chip memory, and various peripheral interfaces, providing the necessary resources for system control and communication.
How Many Pins does MC68HC11E1FN have and What are the Functions of the Pinout Configuration?
The MC68HC11E1FN is housed in a 52-pin plastic quad flat pack (PQFP) package. The pinout configuration includes:
- Port A: General-purpose I/O pins.
- Port B: General-purpose I/O pins.
- Port C: General-purpose I/O pins.
- Port D: General-purpose I/O pins.
- IRQ: Interrupt request pin.
- RST: Reset pin.
- VDD, VSS: Power supply and ground pins, respectively.
- OSC1, OSC2: Crystal oscillator input and output pins.
- MODA, MODB: Modes select pins.
What are the Pros and Cons of MC68HC11E1FN?
Pros:
- Robust and Reliable: Well-established microcontroller known for robust performance and reliability.
- Peripheral Integration: Offers a wide range of integrated peripherals, reducing the need for external components.
- Industry Standard: Widely used in automotive and industrial applications, with extensive support and documentation.
- Temperature Range: Operates within a wide temperature range, suitable for harsh environments.
Cons:
- Obsolete: The MC68HC11E1FN is an older microcontroller and may have limited availability and support compared to newer alternatives.
- Low CPU Performance: Features an 8-bit CPU core, which may limit performance for some modern applications.
- Development Tools: Availability of development tools and libraries may be limited compared to more modern microcontrollers.
Are There Any Equivalents/Alternatives to MC68HC11E1FN for Recommendation?
- The MC9S12A256 from NXP Semiconductors is a more modern microcontroller with enhanced features and performance.
- Alternatives to the MC68HC11E1FN include the PIC16F family from Microchip Technology and the STM32 family from STMicroelectronics.
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Price details
Prices listed do not include VAT.
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