MC908EY16AMFJE - 8MHz 16KB Flash HC08 MCU 32-LQFP | NXP
MPN: MC908EY16AMFJE ✗ اختتامِ زندگیMC908EY16AMFJE جائزہ
An 8-bit microcontroller (MCU) is a single-chip computer built around an 8-bit data path, on-chip program memory (Flash/ROM), data memory (RAM), and a set of integrated peripherals. The HC08 family from NXP/Freescale is a CISC 8-bit architecture succeeding the HC05/HC11 lines, sitting within the broader hierarchy of microcontroller -> embedded processor -> semiconductor. HC08 EY-series parts specifically target cost-sensitive, low-pin-count motor and lighting control with PWM-rich timer blocks.
Key features include 16 KB Flash program memory, 512 B RAM, an on-chip Serial Peripheral Interface (SPI), an internal clock generator (ICG) that removes the need for an external crystal in many designs, and two 16-bit 2-channel timer modules (TIMA and TIMB) that provide multiple PWM channels for motor/lighting regulation. A 5 V single supply and automotive-grade part numbering make it a drop-in choice for body and chassis ECUs originally designed around the HC08E family.
The device uses a CISC instruction set with a 16 KB linear program space and byte-addressable RAM. The internal clock generator module eliminates one external component by deriving the 8 MHz bus clock from an internal reference; the SPI block supports master/slave operation for sensor or EEPROM expansion.
Typical applications include automotive body controllers, HVAC actuators, lighting controllers, simple BLDC/PMSM motor drivers via TIMA/TIMB PWM, sensor conditioning front-ends, and industrial white-goods control boards replacing legacy HC05/HC11 designs. The 32-LQFP footprint remains compatible across the wider MC908E/GR family, easing board reuse.
When designing with this part, ensure the 5 V rail is regulated to within HC08 tolerance and that the SPI bus is properly terminated when more than one slave is attached; the internal clock generator module accuracy (typically +/- 5%) may require external timing reference for CAN or LIN master applications.
This page synthesizes distributor pricing, drop-in pin-compatible alternatives, and design considerations not typically consolidated on stock pages, helping engineers shorten cross-reference research for legacy HC08-based designs.
کے لیے ڈراپ اِن متبادل MC908EY16AMFJE — یکساں پیکیج، پن سے پن مطابقت پذیر۔ مختلف پیکیج والے پرزے جن کے لیے PCB دوبارہ کام درکار ہو، شامل نہیں ہیں۔
اس سیریز میں مختلف ورژن
اسی سیریز کے ماڈلز جو ڈراپ اِن مطابقت رکھتے ہیں MC908EY16AMFJE (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف Program Memory Size, Mounting Type, Series, Maximum Clock Frequency, Peripherals.
MC68908GR16CFJE
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
MC908EY16ACFJE
✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہ📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
MC908GR16ACFJE
✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →S9S08DZ60ACLH
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
MC908EY16AMFJE زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| Core Processor | HC08 |
| Core Size | 8-Bit |
| Bus Frequency / Speed | 8 MHz |
| Program Memory Size | 16 KB (16K x 8) |
| Program Memory Type | FLASH |
| RAM Size | 512 B |
| سپلائی وولٹیج | 5 V |
| Connectivity | LINbus, SCI, SPI |
| Peripherals | LVD, POR, PWM, TIM |
| Number of Timers | 2 x 16-bit (TIMA, TIMB) |
| Communication Interfaces | SPI, SCI (UART), LINbus |
| پیکیج / کیس | 32-LQFP (7x7 mm) |
| ماؤنٹنگ ٹائپ | Surface Mount |
| Series | MC908 / HC08E family |
MC908EY16AMFJE پن کنفیگریشن
| پن 1 | PTA0/TACH0 — Port A bit 0 / Timer A Channel 0 |
| پن 2 | PTA1/TACH1 — Port A bit 1 / Timer A Channel 1 |
| پن 3 | PTA2/TACH2 — Port A bit 2 / Timer A Channel 2 |
| پن 4 | PTA3/TACH3 — Port A bit 3 / Timer A Channel 3 |
| پن 5 | PTA4/TACH4 — Port A bit 4 / Timer A Channel 4 |
| پن 6 | PTA5/TACH5 — Port A bit 5 / Timer A Channel 5 |
| پن 7 | PTA6/TACH6 — Port A bit 6 / Timer A Channel 6 |
| پن 8 | PTA7/TACH7 — Port A bit 7 / Timer A Channel 7 |
| پن 9 | VDD — 5 V Supply voltage |
| پن 10 | VSS — Ground |
| پن 11 | PTB0 — Port B bit 0 |
| پن 12 | PTB1 — Port B bit 1 |
| پن 13 | PTB2 — Port B bit 2 |
| پن 14 | PTB3/SPSCK — Port B bit 3 / SPI clock |
| پن 15 | PTB4/MOSI — Port B bit 4 / SPI master-out |
| پن 16 | PTB5/MISO — Port B bit 5 / SPI master-in |
| پن 17 | PTB6/SS — Port B bit 6 / SPI slave-select |
| پن 18 | PTB7/TxD — Port B bit 7 / SCI transmit |
| پن 19 | PTC0/RxD — Port C bit 0 / SCI receive |
| پن 20 | PTC1 — Port C bit 1 |
| پن 21 | PTC2 — Port C bit 2 |
| پن 22 | PTC3 — Port C bit 3 |
| پن 23 | PTC4 — Port C bit 4 |
| پن 24 | PTC5 — Port C bit 5 |
| پن 25 | PTC6 — Port C bit 6 |
| پن 26 | PTC7 — Port C bit 7 |
| پن 27 | RESET — Active-low external reset |
| پن 28 | IRQ — External interrupt request |
| پن 29 | OSC1 — Crystal/ICG oscillator input |
| پن 30 | OSC2 — Crystal/ICG oscillator output |
| پن 31 | VSS — Ground (second pin) |
| پن 32 | VDD — 5 V Supply (second pin) |
عام استعمالات
MC908EY16AMFJE کے لیے موزوں ہے 6 ایپلیکیشنs: Automotive Body Control Module, HVAC Blower Motor Control, LED Lighting Controller, Sensor Conditioning Front-End, Industrial Appliance Control (White Goods), LINbus Slave Node.
Automotive Body Control Module
The MC908EY16AMFJE is well-suited for distributed automotive body controllers thanks to its 5 V single supply, 16 KB Flash for storing lighting/door/seat logic, and LINbus support for in-vehicle networking. The TIMA/TIMB 16-bit timers generate PWMs that drive LED brightness ramp curves and motor actuators, while the integrated LVD/POR protects against crank-voltage dropouts. Compared with discrete logic, the HC08 part reduces BOM and PCB area in 32-LQFP and is software-compatible with the wider HC08 family for code reuse across body-domain ECUs.
تجویز کردہ
HVAC Blower Motor Control
The HC08EY16's two 16-bit 2-channel timers (TIMA and TIMB) provide PWM outputs ideal for closed-loop control of DC blower motors in HVAC systems. With 8 MHz bus frequency, the timers deliver sufficient resolution for soft-start ramps and PID loops; 512 bytes of RAM are adequate for state machines and lookup tables. Operating from 5 V, the part tolerates the noisy blower-motor environment when paired with decoupling capacitors, while LVD/POR ensures clean motor restart after battery transients.
تجویز کردہ
LED Lighting Controller
The MC908EY16AMFJE drives multi-channel LED lighting via PWM from TIMA and TIMB, with Flash enabling daylight-sensor calibration tables. Its 8-bit core executes state-machine logic for adaptive headlamps or interior lighting at low power, while 16 KB Flash supports DRL/turn-signal sequencing. The SPI bus simplifies connections to LED-driver ICs and EEPROM-trimmable current sources, and the 32-LQFP (7x7 mm) footprint minimizes PCB area in compact lamp modules.
تجویز کردہ
Sensor Conditioning Front-End
When bridging analog sensors (temperature, pressure, position) into a vehicle network, the MC908EY16AMFJE excels due to its SCI/SPI interfaces for ADC and transducer ICs, plus LINbus for backhaul to a body controller. The HC08's 8-bit ALU and 512 B RAM hold linearization tables and average filters; PWM outputs can be repurposed as digital dimming or watchdog-pulse channels. The 32-LQFP form factor supports slim sensor-housing designs.
تجویز کردہ
Industrial Appliance Control (White Goods)
Legacy washing machines, dishwashers, and induction cooktops benefit from the HC08EY16's robust 5 V supply tolerance and high-noise immunity typical of automotive-grade parts. TIMA/TIMB generate PWMs for triac-fired heater control and inverter stages, while the internal clock generator removes an external crystal and reduces BOM cost. The 32-LQFP-32 (7x7 mm) footprint drops onto universal main-control PCBs reused across product lines.
تجویز کردہ
LINbus Slave Node
The MC908EY16AMFJE is widely deployed as a LINbus slave for seat-control switches, mirror motors, and roof-modules, where its integrated SCI block implements the LIN protocol layer with minimal software overhead. 8 MHz bus clock provides ample headroom for LIN 2.x message scheduling, while 16 KB Flash stores application firmware and 512 B RAM holds frames and signal flags. Compact 32-LQFP footprint fits inside space-constrained door-modules.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا MC908EY16AMFJE — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | MC68908GR16CFJE | MC908EY16ACFJE | MC908GR16ACFJE | |
|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | |
| Package | 32-LQFP (7x7 mm) | 32-LQFP - same | 32-LQFP - same | 32-LQFP - same | 64-LQFP - NOT drop-in |
| Core | HC08, 8-bit, 8 MHz | HC08, 8-bit, 8 MHz | HC08, 8-bit, 8 MHz | HC08, 8-bit, 8 MHz | S08, 8-bit, 40 MHz |
| Flash | 16 KB | 16 KB | 16 KB | 16 KB | 60 KB |
| RAM | 512 B | 512 B | 512 B | 512 B | 2 KB |
| Connectivity | LINbus, SCI, SPI | LINbus, SCI, SPI | LINbus, SCI, SPI | LINbus, SCI, SPI | CAN, I2C, LIN, SCI, SPI |
| Supply Voltage | 5 V | 5 V | 5 V | 5 V | 2.7-5.5 V (broader) |
| Lifecycle Status | NRND | Legacy/NRND | Legacy/NRND | Legacy/NRND | Active |
اہم امتیازی خصوصیات
- Internal clock generator (ICG) eliminates external crystal in many designs (بمقابلہMC908JL16CPE)
- Higher Flash-to-pin ratio in same LQFP-32 footprint (بمقابلہS9S08DZ60ACLH)
- Two 16-bit 2-channel timers give 4 PWM outputs from a single MCU (بمقابلہMC908JL16CPE)
ڈیزائن نوٹس
The MC908EY16AMFJE requires a regulated 5 V supply; typical VDD tolerance is +/- 10% per the HC08EY16 datasheet. Place a 100 nF decoupling capacitor as close as possible to each VDD pin (pin 9 and pin 32) plus a bulk 10 uF tantalum or ceramic at the regulator output. The internal POR holds the core in reset until VDD crosses the safe threshold - allow at least 10 ms of stable 5 V before code execution begins for proper Flash initialization.
Estimated: at 8 MHz, the HC08 core dissipates roughly 30-50 mW from 5 V supply, well within the LQFP-32 thermal envelope of approximately theta_JA 65 C/W. In sealed automotive under-hood modules, ensure ambient does not exceed 85 C without derating; the part typically derates to about 5 mA/MHz additional supply current at high temperature. For very compact enclosures, add a small copper pour under the exposed die attach pad (if present on the specific die revision) or 1 cm square of 2 oz copper to spread heat.
The 32-LQFP (7x7 mm, 0.8 mm pitch) requires careful trace routing - keep digital signal traces short and route the OSC1/OSC2 traces symmetrically with ground guard rings to minimize clock jitter. Route SPI lines (SPSCK, MOSI, MISO, SS) as matched-length or impedance-controlled when bus speed exceeds 1 MHz. Place the ICG-related capacitors within 5 mm of pins 29-30 to prevent parasitic oscillations.
Do not assume the internal clock generator is accurate enough for CAN or LIN master timing - the ICG tolerance is typically +/- 5%, so external crystal or ceramic resonator is required for those roles. Do not apply voltage to any pin before VDD ramps - this can latch the device. When programming Flash in-circuit, isolate the RESET line and ensure no watchdog resets interfere with the load routine. Always consult the latest silicon errata for any mask-set-specific anomalies.
تعمیل کی معلومات
RoHS, REACH, AEC-Q100 and lead-free status not present in the verified distributor data for this automotive-grade HC08 part. The 'AUTO 908EY16A MOS9' descriptor on Mouser suggests AEC-Q100 qualification, but this could not be confirmed against the datasheet in the provided web data - further sourced verification recommended.