MC9S08AC16MBE - 8-Bit 40MHz HCS08 MCU 16KB Flash | NXP
MPN: MC9S08AC16MBE ✓ فعالMC9S08AC16MBE جائزہ
A microcontroller (MCU) is a single-chip computer containing a CPU core, program memory, data memory, peripherals, and I/O. The HCS08 is an 8-bit CISC core, second-generation of the HC08 family, with a BME (bit manipulation engine), BDC (background debug controller), and on-chip ICE (in-circuit emulation) support. The MC9S08AC16 belongs to the broader S08AC sub-family in the S08 (Scalable 8-bit) product hierarchy of NXP/Freescale microcontrollers. It is engineered for cost-sensitive embedded applications requiring deterministic low-power behaviour and small form-factor through-hole assembly.
Key features include 16 KB Flash, 1 KB RAM, 38 general-purpose I/O pins, an internal 8-channel 10-bit ADC, two SCI (UART) modules, one SPI module, one I2C module, two TPM (Timer/PWM) modules with up to 6 channels, an internal clock source (ICS) with FLL, and a low-power STOP/WAIT modes. The supply voltage operates over 2.7 V to 5.5 V. The device also features an on-chip voltage regulator and brown-out detection for robust operation.
The HCS08 core uses a von Neumann architecture with a single linear 16-bit address space shared between code and data. Flash is in-lipage mode and self-timed; in-application programming is supported through a ROM-resident Flash routine. The integrated ICS module with FLL provides a low-jitter 20 MHz bus clock from a 32 kHz reference or external crystal, eliminating the cost of an external oscillator in many designs.
Typical applications include industrial control modules, home appliances, motor control (small BLDC/PMSM drivers), HVAC fan controllers, smart meters, low-end point-of-sale terminals, sensor hubs, and legacy industrial replacements. The DIP-42 footprint makes it especially suited for prototyping, breadboards, and through-hole production assemblies.
When designing with this device, ensure decoupling of VDD/VSS pairs near each supply pin with a 100 nF ceramic capacitor. Use a 10 uF bulk capacitor near the MCU. Configure the SOPT1 register to enable the internal pull-ups on RESET and BKGD pins to avoid false resets during power-up. For STOP mode wake-up, ensure the RTC or external interrupt source is properly configured.
This page synthesises distributor pricing, drop-in compatible alternatives, and practical design notes not found in the bare manufacturer datasheet.
کے لیے ڈراپ اِن متبادل MC9S08AC16MBE — 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 MC9S08AC16MBE (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف RoHS Status, Temperature Grade, ADC, Mounting Type, Number of I/O.
MC9S08AC16CBE
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
MC9S08AC32MBE
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
MC9S08AC8MBE
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
MC9S08AC16MBE
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →MC9S08AC16MBE زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| Core | HCS08 (8-bit CISC) |
| CPU Clock Speed | 40 MHz (20 MHz internal bus) |
| Program Memory (Flash) | 16 KB (16K x 8) |
| RAM | 1 KB |
| سپلائی وولٹیج | 2.7 V to 5.5 V |
| I/O Pins | 38 |
| ADC | 10-bit, 8-channel |
| Communication Interfaces | 2x SCI (UART), 1x SPI, 1x I2C |
| Timers/PWM | 2x TPM (up to 6 channels) |
| پیکیج | 42-pin SPDIP (DIP-42) |
| ماؤنٹنگ ٹائپ | Through-Hole (THT) |
| آپریٹنگ درجہ حرارت | -40C to +85C (industrial) |
| On-chip Debug | Yes (BDC, single-wire) |
| Internal Clock Source | ICS with FLL (32 kHz reference) |
| RoHS اسٹیٹس | Compliant (lead-free SPDIP) |
| Series | S08AC / Flexis |
MC9S08AC16MBE پن کنفیگریشن
| پن 1 | PTE0/TXD1 — GPIO / SCI1 transmit |
| پن 2 | PTE1/RXD1 — GPIO / SCI1 receive |
| پن 3 | PTE2 — GPIO |
| پن 4 | PTE3 — GPIO |
| پن 5 | VSS — Ground |
| پن 6 | VDD — Supply voltage |
| پن 7 | PTG0/KBI0 — GPIO / Keyboard interrupt |
| پن 8 | PTG1/KBI1 — GPIO / Keyboard interrupt |
| پن 9 | PTG2/KBI2 — GPIO / Keyboard interrupt |
| پن 10 | PTG3/KBI3 — GPIO / Keyboard interrupt |
| پن 11 | BKGD/MS — Background debug / Mode select |
| پن 12 | RESET — External reset input (active low) |
| پن 13 | PTF0/TPM1CH0 — GPIO / TPM1 channel 0 |
| پن 14 | PTF1/TPM1CH1 — GPIO / TPM1 channel 1 |
| پن 15 | PTF2/TPM1CH2 — GPIO / TPM1 channel 2 |
| پن 16 | PTF3/TPM1CH3 — GPIO / TPM1 channel 3 |
| پن 17 | VSS — Ground |
| پن 18 | VDD — Supply voltage |
| پن 19 | PTF4/TPM1CH4 — GPIO / TPM1 channel 4 |
| پن 20 | PTF5/TPM1CH5 — GPIO / TPM1 channel 5 |
| پن 21 | PTF6 — GPIO |
| پن 22 | PTF7 — GPIO |
| پن 23 | PTA0/ADC0 — GPIO / ADC channel 0 |
| پن 24 | PTA1/ADC1 — GPIO / ADC channel 1 |
| پن 25 | PTA2/ADC2 — GPIO / ADC channel 2 |
| پن 26 | PTA3/ADC3 — GPIO / ADC channel 3 |
| پن 27 | PTA4/ADC4 — GPIO / ADC channel 4 |
| پن 28 | PTA5/ADC5 — GPIO / ADC channel 5 |
| پن 29 | PTA6/ADC6 — GPIO / ADC channel 6 |
| پن 30 | PTA7/ADC7 — GPIO / ADC channel 7 |
| پن 31 | VREFH — ADC high reference |
| پن 32 | VREFL — ADC low reference |
| پن 33 | PTB0/SPSCK1 — GPIO / SPI clock |
| پن 34 | PTB1/MOSI1 — GPIO / SPI master-out |
| پن 35 | PTB2/MISO1 — GPIO / SPI master-in |
| پن 36 | PTB3/SS1 — GPIO / SPI slave select |
| پن 37 | PTB4/SDA — GPIO / I2C data |
| پن 38 | PTB5/SCL — GPIO / I2C clock |
| پن 39 | PTC0/TPM2CH0 — GPIO / TPM2 channel 0 |
| پن 40 | PTC1/TPM2CH1 — GPIO / TPM2 channel 1 |
| پن 41 | PTC2/TXD2 — GPIO / SCI2 transmit |
| پن 42 | PTC3/RXD2 — GPIO / SCI2 receive |
عام استعمالات
MC9S08AC16MBE کے لیے موزوں ہے 6 ایپلیکیشنs: Industrial Control Modules, Home Appliance Control, Small Motor Control (BLDC / Stepper), HVAC Fan and Blower Controllers, Smart Meter and Energy Monitor, Legacy Industrial Replacement / Migration.
Industrial Control Modules
The MC9S08AC16MBE fits industrial control modules such as relay drivers, sensor signal conditioners, and discrete logic replacements. Its 38 GPIO pins and 2.7 V to 5.5 V supply allow direct interface to 24 V industrial logic via external optocouplers and 5 V sensor arrays. The two SCI (UART) modules support RS-232 or RS-485 transceivers for Modbus RTU slaves. The 40 MHz HCS08 core and 1 KB RAM execute control loops with sub-millisecond response, while the 10-bit ADC with 8 channels reads multiple analog sensors for process variables. Industrial-grade operating range -40C to +85C supports factory-floor deployment, and the SPDIP-42 through-hole package simplifies hand-soldered prototypes and ruggedised field assemblies.
تجویز کردہ
Home Appliance Control
The MC9S08AC16MBE is widely deployed in white-goods appliance controllers including washing-machine motor boards, dishwasher pumps, and refrigerator compressor drivers. Its two TPM blocks generate up to 6 PWM channels for driving TRIAC-gated AC loads, gate drivers for IGBTs, or brushed-DC motor bridges. The 16 KB Flash accommodates IEC 60730 safety-class-B software libraries, and the 1 KB RAM supports small real-time operating systems. Internal ICS with FLL eliminates the external crystal cost in cost-sensitive appliance BOMs. The DIP-42 footprint is preferred by appliance OEMs for through-hole wave-soldered production lines that remain common in high-volume consumer goods.
تجویز کردہ
Small Motor Control (BLDC / Stepper)
The MC9S08AC16MBE delivers effective control for small BLDC and stepper motors up to a few hundred watts. The two TPM modules produce complementary PWM pairs with programmable dead-time insertion, suitable for 3-phase inverter commutation of low-voltage brushless motors. The 10-bit ADC samples shunt-resistor phase currents at 50+ kSps when triggered by the TPM hardware, closing the FOC current loop. The 40 MHz CPU headroom executes field-oriented control (FOC) software on sensorless BLDCs at moderate speeds, while the SCI outputs diagnostic telemetry to a host controller. Industrial -40C to +85C operation allows under-hood automotive auxiliaries and HVAC actuators.
تجویز کردہ
HVAC Fan and Blower Controllers
HVAC fan controllers benefit from the MC9S08AC16MBE's combination of PWM-rich timers, ADC sensing, and robust 5 V operation. The TPM channels drive external IGBT or MOSFET gates to commutate 24 VDC or 48 VBLDC blower motors; the 10-bit ADC reads supply voltage, current, and tachometer feedback for closed-loop RPM regulation. The two SCI interfaces expose Modbus or proprietary serial protocols to building-management systems. The internal ICS with FLL provides a stable clock across -40C to +85C, eliminating external oscillator cost. SPDIP-42 packaging simplifies hand-debug and rework during HVAC system prototyping.
تجویز کردہ
Smart Meter and Energy Monitor
The MC9S08AC16MBE serves single-phase smart-meter and energy-monitoring designs where 16 KB Flash is sufficient for metering firmware, calibration tables, and a small RTOS. The 10-bit ADC combined with external sigma-delta or shunt front-ends delivers Class 1 energy-metering accuracy when paired with proper signal conditioning. The SCI module drives an optical UART port for in-field meter reading, while the second SCI serves wired M-Bus or DLMS/COSEM communications. Low-power STOP mode with sub-microamp wake-up extends battery-backed memory retention. The SPDIP-42 footprint supports hand-soldered low-volume metering prototypes and field retrofits.
تجویز کردہ
Legacy Industrial Replacement / Migration
The MC9S08AC16MBE is a common 8-bit replacement for older HC11 and HC08 designs that must be re-sourced or upgraded without a full PCB rework. Its 42-pin SPDIP footprint, 38 I/O count, and 8-channel 10-bit ADC are dimensionally similar to legacy MC68HC11 parts, allowing drop-in compatibility in many through-hole control boards. The 16 KB Flash supports larger firmware images than HC11's EPROM, and the HCS08 BME module accelerates legacy bit-bang I/O code. NXP offers migration guides to move HC11 projects onto the AC family with minimal peripheral-driver changes, and the on-chip BDC debug avoids the need for an external in-circuit emulator.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا MC9S08AC16MBE — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | MC9S08AC16CBE | MC9S08AC32MBE | MC9S08AC8MBE |
|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 42-pin SPDIP (DIP-42) | 42-pin SPDIP (DIP-42) - same | 42-pin SPDIP (DIP-42) - same | 42-pin SPDIP (DIP-42) - same |
| Flash Memory | 16 KB | 16 KB | 32 KB (+100%) | 8 KB (-50%) |
| RAM | 1 KB | 1 KB | 1 KB | 1 KB |
| Core / Clock | HCS08 / 40 MHz | HCS08 / 40 MHz | HCS08 / 40 MHz | HCS08 / 40 MHz |
| I/O Pins | 38 | 38 | 38 | 38 |
| Supply Voltage | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V |
| ADC | 10-bit, 8-ch | 10-bit, 8-ch | 10-bit, 8-ch | 10-bit, 8-ch |
اہم امتیازی خصوصیات
- Pin-compatible Flexis 8-bit/32-bit migration path (بمقابلہMC9S08AC16CFGE (LQFP-44 variant))
- Larger Flash density for IEC 60730 safety libraries (بمقابلہMC9S08AC8MBE (8 KB Flash))
- Through-hole SPDIP for legacy and rugged assemblies (بمقابلہMC9S08AC16CFGE (LQFP-44 SMD))
ڈیزائن نوٹس
Decouple each VDD/VSS pair with a 100 nF ceramic capacitor placed within 5 mm of the supply pins. Add a bulk 10 uF aluminum-polymer or tantalum capacitor at the board entry point. The internal regulator derives 1.8 V core from VDD; supply noise above 50 mV ripple can couple into ADC readings through the VREFH pin. Tie VREFH to VDD and bypass it with a separate 100 nF cap when ADC accuracy better than 8 bits is required.
Always enable the internal pull-up on the BKGD/MS pin (SOPT1 register, BKPWE bit) before going to STOP mode, otherwise the device may wake into an unintended BDC mode and stall. Avoid toggling RESET during Flash programming; the in-application programming routine requires stable VDD within the 2.7 V to 5.5 V window or the Flash write will be aborted and lock the sector.
Route the BKGD trace away from switching nodes and length-match it with the RESET pin to avoid debug glitches. Keep analog ADC traces (PTA0-PTA7) over a continuous ground plane and away from PWM outputs (PTF0-PTF5) by at least 3 mm. Use guard traces around the VREFH/VREFL pins if the design targets ADC accuracy better than +/-2 LSB.
Estimated: the SPDIP-42 package has a typical theta-JA of approximately 60 C/W in still air. At full 40 MHz bus activity with all peripherals toggling, the device dissipates under 50 mW, so the junction rises by only 3 C above ambient. No thermal management is required for typical industrial 25 C environments. For sealed enclosures above 70 C ambient, derate bus frequency or enable STOP mode to reduce self-heating.
تعمیل کی معلومات
RoHS compliant per NXP product page. SPDIP MBE suffix indicates lead-free through-hole. Not AEC-Q100 qualified - this is an industrial-grade MCU operating from -40C to +85C. Choose S08DZ/S08QE automotive-grade variants for AEC-Q100 designs.
