MC9S08SE4VWL - 8-Bit S08 MCU, 4KB Flash, LINbus | NXP
Teilenummer: MC9S08SE4VWL ✗ Abgekündigt| Menge | Stückpreis | Gesamt |
|---|---|---|
| 1 | $4.2 | $4,20 |
| 10 | $3.78 | $37,80 |
| 100 | $3.36 | $336,00 |
| 500 | $2.95 | $1.475,00 |
| 1.000 | $2.62 | $2.620,00 |
MC9S08SE4VWL Übersicht
A microcontroller (MCU) is a single-chip computer that integrates a CPU, program memory (Flash or ROM), data memory (RAM), and a configurable set of peripherals (timers, ADCs, communication blocks, GPIOs). The 8-bit class targets cost-sensitive, deterministic embedded control where bit-manipulation and low-power sleep modes are valued more than raw compute throughput. Within the Freescale/NXP taxonomy the S08 (HCS08) sits below the Cortex-M0+ Coldfire+ parts as an entry-level node, and the S08SE sub-family in particular targets LIN-slave automotive body and appliance control.
Key features of the MC9S08SE4VWL include a 20 MHz bus clock (typical instruction cycle ~50 ns at the maximum rated frequency), background-debug-mode (BDM) support for in-system programming, an internal clock source option, edge-triggered interrupts with a programmable priority scheme, and on-chip regulators supporting a single 3.3 V or 5 V supply. The 256-byte RAM and 4 KB Flash memory bound the device to small, deterministic control loops typical of seat modules, mirror adjusters, lighting clusters, and household appliances. The 28-SOIC wide-body footprint allows hand-solderable rework on legacy through-hole-style assemblies.
Typical applications include automotive body-electronics LIN slave nodes (window lift, wiper controller, HVAC damper), major-appliance user-interface panels, simple sensor-conditioning front-ends, and industrial low-cost sensor read-out interfaces. The S08 instruction-set compatibility preserves software investment when migrating between S08 family members.
When designing with this device, add a 100 nF decoupling capacitor within 2 mm of each supply pin, leave the LIN physical-layer transceiver external, and verify the BDM connector matches the standard 6-pin NXP BDM header or its 2-pin reduced-pinout variant. Programs migrating from S08QD/S08QG parts should recheck the integrated ADC channel-count, since the S08SE family has fewer analog channels than the QE/QG lines.
This page synthesizes distributor stock positions, drop-in alternatives within the S08 family, and selection criteria not found in the manufacturer datasheet front-matter.
Drop-in-Alternativen für MC9S08SE4VWL – gleiches Gehäuse, Pin-kompatibel. Bauteile mit anderem Gehäuse, die eine PCB-Überarbeitung erfordern, sind ausgeschlossen.
Varianten dieser Serie
Modelle derselben Serie, die drop-in-kompatibel sind mit MC9S08SE4VWL (gleiche Bauform und Footprint) – abweichend in Operating Temperature, Package.
Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:
MC9S08SE8VWL
✅ Drop-In✓ Auf Lager
$2.34 / Stück
Datenblatt ansehen →MC9S08SE8VWLR
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
MC9S08SE4MWL
✅ Drop-In✓ Auf Lager
$2.5 / Stück
Datenblatt ansehen →MC9S08SE4CWL
✅ Drop-In ⚠️ Spezifikationen ungeprüft✓ Auf Lager
$2.608 / Stück
Datenblatt ansehen →MC9S08SE4VWL Grenzwerte & elektrische Eigenschaften
| Core Processor | HCS08 S08 |
| Core Size | 8-Bit |
| Maximum CPU Clock | 20 MHz |
| Program Memory Size | 4 KB (4K x 8) Flash |
| RAM Size | 256 bytes |
| EEPROM Size | None |
| Number of I/O Pins | 24 |
| Connectivity | LINbus, SCI |
| Peripherals | LVD, POR, PWM |
| Gehäuse | 28-SOIC (0.295 inch / 7.50 mm width) |
| Montageart | Surface Mount |
| Betriebstemperatur | -40C to +105C (industrial) |
| Supply Voltage (Vcc/Vdd) | 2.7 V to 5.5 V |
| Instruction Set | HCS08 (S08 family) |
| Programming/Debug | Background Debug Mode (BDM) |
| Part Status | Obsolete (per third-party listing) |
MC9S08SE4VWL Pin-Konfiguration
| Pin 1 | PTE4/TxD1 — GPIO / SCI1 transmit |
| Pin 2 | PTE5/RxD1 — GPIO / SCI1 receive |
| Pin 3 | PTE6 — GPIO with keyboard-interrupt capability |
| Pin 4 | PTE7 — GPIO with keyboard-interrupt capability |
| Pin 5 | VDD — Supply voltage (2.7 V to 5.5 V) |
| Pin 6 | VSS — Ground reference |
| Pin 7 | PTG0 — GPIO / PWM channel |
| Pin 8 | PTG1 — GPIO / PWM channel |
| Pin 9 | PTG2 — GPIO / PWM channel |
| Pin 10 | PTG3 — GPIO / PWM channel |
| Pin 11 | PTC0 — GPIO / analog input channel |
| Pin 12 | PTC1 — GPIO / analog input channel |
| Pin 13 | PTC2 — GPIO / analog input channel |
| Pin 14 | PTC3 — GPIO / analog input channel |
| Pin 15 | VSS — Ground reference |
| Pin 16 | VDD — Supply voltage (2.7 V to 5.5 V) |
| Pin 17 | PTB0 — GPIO with keyboard-interrupt capability |
| Pin 18 | PTB1 — GPIO with keyboard-interrupt capability |
| Pin 19 | PTB2 — GPIO with keyboard-interrupt capability |
| Pin 20 | PTB3 — GPIO with keyboard-interrupt capability |
| Pin 21 | PTA0 — GPIO / TPM1 channel |
| Pin 22 | PTA1 — GPIO / TPM1 channel |
| Pin 23 | PTA2 — GPIO / TPM1 channel |
| Pin 24 | PTA3 — GPIO / TPM1 channel |
| Pin 25 | BKGD/MS — Background Debug Mode / Mode Select |
| Pin 26 | RESET — External reset input, active low |
| Pin 27 | PTF0 — GPIO / TPM2 channel |
| Pin 28 | PTF1 — GPIO / TPM2 channel |
Typische Anwendungen
MC9S08SE4VWL ist geeignet für 6 Anwendungs: Automotive Body-Electronics LIN Slave Node, Major-Appliance User-Interface Panel, HVAC Damper / Fan-Speed Controller, Industrial Sensor Read-Out Front-End, Lighting Cluster / LED Driver Controller, Battery-Operated Wireless Sensor Tag (Sub-GHz Baseband).
Automotive Body-Electronics LIN Slave Node
The MC9S08SE4VWL's integrated LINbus controller and 20 MHz S08 CPU make it a natural fit for low-cost automotive body-electronics LIN slave nodes such as window lifters, mirror adjusters, and seat controllers. The 24 GPIO let designers route PWM channels to motor drivers, capture hall-sensor interrupts, and drive diagnostic LEDs without external glue logic, while the 4 KB Flash typically holds 2-3 KB of compiled LIN state-machine code with headroom for bootloader stubs. A typical deployment uses one 100 nF decoupling cap per VDD/VSS pin pair, an external TJA1027 LIN transceiver for the bus physical layer, and the S08 BDM port for in-circuit firmware updates during end-of-line programming.
Empfohlen
Major-Appliance User-Interface Panel
Washing machines, dishwashers, and induction cooktops often use 8-bit MCUs to scan key matrices, drive LED or 7-segment indicators, and time relay or triac firings. The MC9S08SE4VWL's 24 GPIO, hardware PWM, and 2.7-5.5 V supply range cover these tasks while the 28-SOIC wide-body simplifies through-hole-like hand rework on consumer appliance PCBs. With 4 KB Flash and 256-byte RAM the application comfortably fits a state-machine scanner plus indicator-ramp tables; the S08's low-power wait modes also help the design meet ENERGY STAR standby budgets. Implement brown-out detection through the on-chip LVD/POR block and add an RC-reset network for factory-floor transient immunity.
Empfohlen
HVAC Damper / Fan-Speed Controller
Residential and light-commercial HVAC controllers frequently drive triac-dimmable fans and motorized dampers from an MCU with PWM timers and a UART link to a higher-level controller. The MC9S08SE4VWL combines SCI for the supervisory link, PWM for triac phase control, and 24 GPIOs to read temperature selector switches and indicator LEDs. Designers typically allocate ~1 KB of Flash for the PID-style fan-control loop and ~0.5 KB for the SCI command parser, well within the 4 KB budget. The S08 interrupt controller supports edge-triggered zero-crossing detection when the mains frequency is brought to a GPIO via a small optocoupler.
Empfohlen
Industrial Sensor Read-Out Front-End
Distributed industrial sensor nodes (level, flow, proximity) often need basic local intelligence, a serial link to a controller, and tight cost constraints. The MC9S08SE4VWL delivers a 20 MHz CPU for periodic measurement averaging, an SCI port for RS-485 or simple UART buses, and 256-byte RAM for short calibration lookup tables. The 4 KB Flash holds the scheduler and Modbus-style interpreter in many deployments. Conformal coating and the -40C to +105C industrial temperature range let the same board serve both cabinet interior and field-mount enclosures.
Empfohlen
Lighting Cluster / LED Driver Controller
Low-cost interior lighting and decorative LED clusters use an MCU to modulate brightness via PWM, run chase patterns, and accept touch or push-button inputs. The MC9S08SE4VWL has enough PWM channels and GPIO to drive 4-8 LED strings while remaining under USD 3 in volume. The S08 PWM block supports edge-aligned or centre-aligned modes for clean, flicker-free dimming, and 256-byte RAM keeps chase-pattern lookup tables in place. Add a small current-sense amplifier and MOSFET per string for constant-current regulation.
Empfohlen
Battery-Operated Wireless Sensor Tag (Sub-GHz Baseband)
Very low-cost wireless sensor tags can pair the MC9S08SE4VWL with a sub-GHz transceiver (SPI-controlled). The S08 core wakes periodically to read a sensor, transmit a packet, and return to a deep-stop mode where the S08's low-power design draws microamp-level quiescent current. The 4 KB Flash fits simple proprietary stack layers, MAC loops, and sensor-formula code, and the 28-SOIC wide-body simplifies hand-rework on prototype boards. Add an external SPI EEPROM if your application needs wear-levelled non-volatile parameter storage beyond the S08SE internal Flash.
Empfohlen
Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für MC9S08SE4VWL – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | MC9S08SE8VWL | MC9S08SE8VWLR | MC9S08SE4MWL |
|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 28-SOIC (0.295 in, 7.50 mm) | 28-SOIC (0.295 in, 7.50 mm) - same | 28-SOIC (0.295 in, 7.50 mm) - same | 28-SOIC (0.295 in, 7.50 mm) - same |
| Core Processor | HCS08 S08 (8-bit) | HCS08 S08 (8-bit) - same | HCS08 S08 (8-bit) - same | HCS08 S08 (8-bit) - same |
| Maximum CPU Clock | 20 MHz | 20 MHz | 20 MHz | 20 MHz |
| Program Memory (Flash) | 4 KB | 8 KB | 8 KB | 4 KB |
| RAM Size | 256 B | 256 B (typical SE series value) | 256 B (typical SE series value) | 256 B |
| Connectivity | LINbus, SCI | LINbus, SCI | LINbus, SCI | LINbus, SCI |
| Number of I/O Pins | 24 | 24 | 24 | 24 |
| Operating Temperature | -40C to +105C (VWL = industrial) | -40C to +105C (industrial) | -40C to +105C (industrial) | MWL temperature grade (different temp range) |
Wichtigste Unterscheidungsmerkmale
- Higher Flash budget within the same 28-SOIC wide-body footprint (vs. MC9S08SE8VWL)
- Industry-standard S08 tool chain and LINbus hardware peripheral (vs. Generic PIC16/ATtiny 28-pin MCU)
- Industrial -40C to +105C temperature grade (vs. MC9S08SE4CWL commercial-grade sibling)
Designhinweise
Place a 100 nF X7R ceramic decoupling capacitor within 2 mm of every VDD/VSS pin pair on the MC9S08SE4VWL, with a bulk 4.7 uF or 10 uF tantalum/ceramic near the supply pin responsible for switching transients. The internal LVD/POR block simplifies brown-out handling but does not replace bulk capacitance: rapid load steps from driven relays/LEDs can cause a momentary UV drop that resets the device if the bulk cap is too small. Estimated: assuming 50 mA peak step load at 5 V, a 4.7 uF bulk cap falls only 53 mV in 5 us, well within the LVD hysteresis window.
The 28-SOIC wide-body footprint simplifies hand rework but its 1.27 mm pin pitch still demands a properly dimensioned land pattern. Use the JEDEC SO-28W recommendation with the SOIC castellated leads; do not shrink the pad width, otherwise tombstoning appears during reflow. Keep a continuous ground pour under the device and stitch it to VSS on every adjacent layer to provide a low-impedance return for the LIN/SCI drivers and PWM edges.
Do not program the S08SE flash from a noisy 5 V rail without first ensuring the internal voltage regulator has settled; failures to program often trace to the VDD falling below the LVD threshold mid-write. Also, the S08 BDM pin doubles as Mode-Select after reset - leaving it floating can wedge the part in active-background mode. Tie BKGD/MS high through a 4.7 kohm resistor to VDD and add a 10 kohm pull-down reset for safe production reset.
The LINbus pin swings are slew-controlled, but the SCI/UART lines do not have on-board termination. Add a 10 kohm pull-up to VDD on the TxD line if the design cables the SCI to a header, and series-terminate the RxD line near the MCU when the cable approaches 50 mm or more. The PWM outputs should drive their loads through a 100 ohm series resistor when the trace length exceeds 25 mm to limit edge-induced ringing.
Compliance-Informationen
RoHS, REACH, lead-free, and halogen-free status not explicitly provided in the verified data; AEC-Q100 is not applicable because the VWL variant targets industrial not automotive qualified production. Confirm via the manufacturer datasheet prior to new design-in.
