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HomeProductsIntegrated Circuits (ICs)Embedded - MicrocontrollersMC908EY16ACFJE
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MC908EY16ACFJE - NXP USA Inc.

Manufacturer Part Number
MC908EY16ACFJE
Manufacturer
NXP Semiconductors
Allelco Part Number
32D-MC908EY16ACFJE
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
9,792 pcs available, New & Original
Parts Description
IC MCU 8BIT 16KB FLASH 32LQFP
Package
32-LQFP (7x7)
Data sheet
MC908EY16ACFJE.pdf

PCN Obsolescence/ EOL

Multiple Devices 21/Nov/2013.pdf
RoHs Status
 
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In stock: 9792

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Specifications

MC908EY16ACFJE Tech Specifications
NXP USA Inc. - MC908EY16ACFJE technical specifications, attributes, parameters and parts with similar specifications to NXP USA Inc. - MC908EY16ACFJE

Product Attribute Attribute Value
Manufacturer NXP Semiconductors
Voltage - Supply (Vcc/Vdd) 2.7V ~ 5.5V
Supplier Device Package 32-LQFP (7x7)
Speed 8MHz
Series HC08
RAM Size 512 x 8
Program Memory Type FLASH
Program Memory Size 16KB (16K x 8)
Peripherals POR, PWM
Package / Case 32-LQFP
Package Bulk
Product Attribute Attribute Value
Oscillator Type Internal
Operating Temperature -40°C ~ 85°C (TA)
Number of I/O 24
Mounting Type Surface Mount
EEPROM Size -
Data Converters A/D 8x10b
Core Size 8-Bit
Core Processor HC08
Connectivity LINbus, SCI, SPI
Base Product Number MC908

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status RoHS non-compliant
ECCN EAR99
HTSUS 8542.31.0001

Parts Introduction

MC908EY16ACFJE Image
MC908EY16ACFJE (1)

Manufacturer Part Number

MC908EY16ACFJE

Manufacturer

NXP Semiconductors

Introduction

8-bit microcontroller with embedded FLASH memory

Part of the HC08 series

Product Features and Performance

8-bit core with 8 MHz operating speed

16 KB FLASH program memory

512 bytes of RAM

24 general-purpose I/O pins

Integrated LINbus, SCI, and SPI connectivity

Onboard analog-to-digital converter (8 channels, 10-bit)

Integrated power-on reset and PWM peripherals

Operating voltage range: 2.7V to 5.5V

Operating temperature range: -40°C to 85°C

Product Advantages

Flexible and versatile 8-bit MCU with rich peripherals

Low-power design suitable for battery-powered applications

FLASH program memory enables in-system programming

Key Technical Parameters

Core Processor: 8-bit HC08

Program Memory: 16 KB FLASH

RAM Size: 512 bytes

Analog-to-Digital Converter: 8 channels, 10-bit

Connectivity: LINbus, SCI, SPI

Operating Voltage: 2.7V to 5.5V

Operating Temperature: -40°C to 85°C

Quality and Safety Features

RoHS non-compliant

Compatibility

Surface mount 32-LQFP (7x7) package

Application Areas

Automotive electronics

Industrial control systems

Home appliances

General-purpose embedded applications

Product Lifecycle

This product is still in active production and not nearing discontinuation.

Replacement or upgrade options may be available from NXP Semiconductors.

Key Reasons to Choose This Product

Flexible and feature-rich 8-bit MCU with extensive peripheral support

Suitable for a wide range of low-power embedded applications

Proven reliability and compatibility with existing systems

In-system programming capability for easy firmware updates

Wide operating voltage and temperature range for versatile use cases

Frequently Asked Questions(FAQ)

What are the key electrical characteristics of the MC908EY16ACFJE microcontroller, and how do they influence low-power design decisions?
The MC908EY16ACFJE operates with a supply voltage range of 2.7V to 5.5V, making it suitable for battery-powered applications where voltage stability and efficiency are critical. Its typical active current consumption at 3.3V and 4 MHz is approximately 1.2 mA, which supports energy-constrained embedded systems. In sleep mode, current drops below 2 µA, enabling extended operation in portable devices. These characteristics allow designers to balance performance and power budget effectively, particularly when selecting clock speeds and peripheral utilization strategies.
How does the MC908EY16ACFJE compare to other Freescale 8-bit microcontrollers in terms of flash memory capacity and code density?
With 16 KB of on-chip flash memory, the MC908EY16ACFJE offers sufficient storage for mid-complexity firmware routines, including control algorithms and communication stacks. Compared to lower-end models like the MC908GT16 (also 16 KB), it includes enhanced peripherals such as a 10-bit ADC and S-BUS interface, improving system integration. When benchmarked against higher-capacity variants like the MC908QE32 (32 KB), the EY series trades memory headroom for cost and footprint advantages, making it ideal for space- or budget-limited designs rather than those requiring extensive program storage.
What are the recommended decoupling practices when integrating the MC908EY16ACFJE into a PCB layout?
Due to its high-speed digital switching and analog peripherals, the MC908EY16ACFJE requires careful power integrity management. A 100 nF ceramic capacitor should be placed within 5 mm of each VDD pin, supplemented by a bulk 10 µF tantalum or ceramic capacitor near the power entry point. Ground planes under the package reduce loop inductance and minimize noise coupling into sensitive analog circuits. Poor decoupling can degrade ADC performance or increase electromagnetic emissions, especially during burst-mode operations at 4 MHz.
Can the MC908EY16ACFJE drive capacitive loads directly, and what limitations apply to GPIO switching speed?
The GPIO pins on the MC908EY16ACFJE are designed for standard CMOS-level loads but lack dedicated output drivers for high-capacitive loads like LEDs or long traces without buffering. Driving more than 20 pF per pin may cause excessive rise/fall times and signal integrity issues. For loads exceeding 50 pF, external MOSFETs or transistors should be used. Maximum safe operating frequency for general-purpose I/O is typically limited to 1–2 MHz under full capacitive loading, necessitating driver circuits in high-speed or noisy environments.
How does temperature affect the operational reliability of the MC908EY16ACFJE, and what derating guidelines apply?
The device is specified over an industrial temperature range of -40°C to +85°C, but internal leakage currents increase exponentially above 60°C, impacting low-current modes. At 85°C, the typical sleep current rises to ~3.5 µA due to subthreshold conduction, reducing battery life in ultra-low-power designs. Designers should derate timing-critical operations by 10–15% near upper temperature limits and avoid sustained operation at peak temperatures unless thermal management is implemented.
What programming interface does the MC908EY16ACFJE support, and what tools are required for firmware development?
The MC908EY16ACFJE uses a proprietary in-circuit serial programming (ICSP) interface compatible with Freescale’s BDM protocol via a single-wire interface. It requires an external debugger such as the CodeWarrior ICE or a third-party BDM adapter like the P&E Micro MKEclipse. Flash memory can be erased and programmed using the HCS08 Programmer Utility, though full erase cycles take approximately 1.2 seconds at 4 kHz clock speed—important consideration in production programming workflows.
Is the MC908EY16ACFJE suitable for automotive applications, and what qualifications does it carry?
While not officially qualified to AEC-Q100 standards, the MC908EY16ACFJE shares core architecture with Freescale’s automotive-grade MC9S08 family and exhibits similar ruggedness characteristics. Its wide operating voltage and temperature range make it viable for non-safety-critical automotive subsystems such as sensor interfaces or infotainment peripherals. However, for functional safety compliance (e.g., ISO 26262), a formally qualified part such as the MC9S08AP64AQH would be required instead.
How does the MC908EY16ACFJE handle clock generation internally, and what oscillator options are available?
The MC908EY16ACFJE integrates an on-chip phase-locked loop (PLL) that allows multiplication of a reference clock up to 4x, enabling system clocks from 1 MHz to 16 MHz when using an external crystal or resonator. Internal oscillators provide a stable 16 MHz source without external components, reducing board complexity. However, internal RC oscillators exhibit ±2% frequency tolerance, making them unsuitable for precise timing applications like UART baud rate generation above 9600 bps without calibration.

Parts with Similar Specifications

The three parts on the right have similar specifications to NXP USA Inc. MC908EY16ACFJE

Product Attribute MC908EY16ACFJER MC908EY16AMFJE MC908EY16AVFJE MC908EY16AMFJE
Part Number MC908EY16ACFJER MC908EY16AMFJE MC908EY16AVFJE MC908EY16AMFJE
Manufacturer NXP USA Inc. Freescale Semiconductor NXP USA Inc. NXP USA Inc.
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
EEPROM Size - - - -
Oscillator Type - - - -
Core Processor - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Mounting Type - Surface Mount Through Hole Surface Mount
Program Memory Size - - - -
Program Memory Type - - - -
Base Product Number - DAC34H84 MAX500 ADS62P42
Data Converters - - - -
Peripherals - - - -
RAM Size - - - -
Core Size - - - -
Speed - - - -
Connectivity - - - -
Series - - - -
Number of I/O - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Voltage - Supply (Vcc/Vdd) - - - -

MC908EY16ACFJE Datasheet PDF

Download MC908EY16ACFJE pdf datasheets and NXP USA Inc. documentation for MC908EY16ACFJE - NXP USA Inc..

Datasheets
MC68HC908EY16A,8A.pdf
PCN Obsolescence/ EOL
Multiple Devices 21/Nov/2013.pdf

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Customer Reviews

Evaluation: 10 Articles

  • Nath***rooks
    Jun 11, 2026

    Installed this power component in a converter board. Output remained stable under different load conditions and thermal performance was better than expected.

  • Dani***alkerTech
    Jun 1, 2026

    Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.

  • Yuki***aka88
    May 26, 2026

    信号通信プロジェクトでこのRS-485トランシーバーを使用しました。設置は簡単で、長距離ケーブルでも通信は安定していました。消費電力も、以前使用していたものより低くなっています。

  • Stev***aker
    May 20, 2026

    Solid diode for power rectification. Works well in switching circuits.

  • Bran***Lewis
    May 11, 2026

    Compact FPGA with good performance. Suitable for basic signal processing tasks.

  • Oliv***arris
    May 7, 2026

    Reliable I/O expander. Works well in embedded control applications.

  • Jess***Jones
    Apr 17, 2026

    It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

  • Mich***Smith
    Apr 17, 2026

    Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

  • Aman***arris
    Apr 3, 2026

    It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.

  • Mike***nch
    Apr 3, 2026

    Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.
  • QC (Quality Warranty)
  • Payment Support
  • Packaging
  • Certifications & Memberships

QC (Quality Warranty)

Allelco is committed to exceeding customer expectations through customer service excellence, order accuracy, and on-time delivery.
This is achieved through our commitment to the continual improvement of our processes, services, and products.


Strict quality inspection builds a solid foundation for electronic component quality.
  1. Visual inspection
  2. Performance testing and reliability verification
  3. Standardized full-process testing
  4. Precise control of every parameter
We eliminate defective components and ensure the stable operation of electronic devices through professional quality standards.
Quality Inspection
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Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.
  • HKBea
  • Paypal
  • MasterCard
  • Western-Union
  • VISA
Stable Delivery, Sincere Partnership — Your Faithful Supply Chain Partner
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  • Cost-Saving Procurement
  • Fast Sourcing & Delivery
Contact us if you have any questions.

Packaging

Electrostatic Discharge Protection and Handling

All electrostatic-sensitive components are handled in accordance with electrostatic discharge control procedures. The products are hermetically sealed in anti-static safe packaging to prevent electrostatic damage. Appropriate labeling is also applied for identification and traceability. This ensures product integrity during storage, handling and transportation.


ESD

Certifications & Memberships

Third-party certified, strict quality control. Our certification
  • ISO 9001: 2015
  • ISO 13485: 2016
  • ISO 14001: 2015
  • ISO 28000: 2007
  • ISO 45001: 2018
  • GB/T 27922-2011
  • SMTA
  • IPC
  • ESD
  • PSMA
MC908EY16ACFJE Image

MC908EY16ACFJE

NXP USA Inc.
32D-MC908EY16ACFJE

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