MC9S08SL8VTJ - 8-Bit 40MHz MCU with 8KB Flash | NXP
MPN: MC9S08SL8VTJ ✓ פעילMC9S08SL8VTJ סקירה
A microcontroller is a programmable semiconductor that integrates a CPU, memory, and peripherals into one package. The S08 belongs to the 8-bit microcontroller hierarchy, where instruction efficiency, deterministic control, and low system cost are more important than the high throughput associated with 32-bit application processors. Within that hierarchy, the MC9S08SL family targets small control products that need embedded flash, analog measurement, serial communications, display support, and low standby power.
Key features include 8 KB of flash memory, a 40 MHz rated clock, a 10-bit ADC with up to 16 channels, 16 I/O ports, and an operating supply range of 2.7 V to 5.5 V. The integrated LCD driver can reduce the component count in handheld or meter-style products, while low-power characteristics suit battery-powered appliances. These features make the device appropriate for controls, sensor interfaces, small displays, and serial-connected embedded products.
The S08 core uses the HC08 instruction set with the added BGND instruction and supports up to 32 interrupt or reset sources. The MCU also includes an embedded slave LIN interface controller and EEPROM support according to the S08SL family description. A 10-bit ADC balances measurement resolution with the processing and power requirements of an 8-bit control platform. The result is a compact mixed-signal controller intended for cost-sensitive designs rather than intensive computation.
Typical applications include battery-operated instruments, household appliance controls, small LCD display modules, industrial sensor nodes, keypad interfaces, and LIN-connected peripherals. The 2.7 V to 5.5 V operating range supports both 3.3 V and 5 V system designs. The 20-pin TSSOP package is also manageable for compact, cost-sensitive assemblies requiring through-hole visual inspection.
Designers should verify clock, programming, reset, analog-reference, and LCD pin assignments against the manufacturer datasheet before laying out a PCB. Place the decoupling capacitor close to the supply pins, route sensitive analog inputs away from switching nodes, and confirm that the chosen LCD segment and button assignments match the available I/O resources.
This page combines the manufacturer product information, verified distributor specifications, package details, practical application guidance, and a focused comparison of closely related S08 devices to support component selection without relying on a basic distributor listing alone.
חלופות תחליף ישיר עבור MC9S08SL8VTJ — אותו מארז, תואם פין-לפין. חלקים במארז שונה הדורשים עיבוד מחדש של ה-PCB אינם נכללים.
וריאנטים בסדרה זו
דגמים מאותה סדרה התואמים Drop-in עם MC9S08SL8VTJ (אותו גורם צורה וטביעת רגל) — שונים ב Mounting Type, Package, ADC Channels, ADC Resolution, Debug Interface.
MC9S08SH16MTJ
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←MC9S08PA16VTJ
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←MC9S08SL8VTJ דירוגים מרביים ומאפיינים חשמליים
| Microcontroller Type | 8-bit S08 microcontroller |
| Maximum Clock Speed | 40 MHz |
| Flash Memory | 8 KB (8K x 8 bits) |
| Supply Voltage Range | 2.7 V to 5.5 V |
| ADC Resolution | 10 bits |
| ADC Channels | 16 channels |
| I/O Port Count | 16 ports |
| מארז | 20-pin TSSOP |
| סוג הרכבה | Surface mount |
| CPU Core | S08 core with HC08 instruction set and BGND instruction |
| Interrupt and Reset Sources | Up to 32 sources |
| Integrated Display Support | LCD driver |
| Serial Interface | Embedded slave LIN interface controller |
| Nonvolatile Data Support | EEPROM support |
מדריך תצורת פינים של MC9S08SL8VTJ 20-pin tssop
תצורת פינים עבור MC9S08SL8VTJ (מארזת 20-pin tssop). מעגל משולב דיגיטלי זה כולל GPIO, ממשקי תקשורת (UART, SPI, I2C) ופיני מתח. יש לעיין בגיליון הנתונים של היצרן לפונקציות פינים חלופיות ולאפשרויות תצורה. חיוני לתכנון מערכות משובצות ולפריסת PCB.
אין נתוני פריסת פינים מפורטים עבור MC9S08SL8VTJ.
עיינו ב- גיליון נתונים עבור תצורת פינים מלאה.
יישומים טיפוסיים
MC9S08SL8VTJ מתאים עבור 6 יישוםs: Battery-Powered Instrument Controls, LCD Meter and Panel Interfaces, LIN-Connected Sensor Nodes, Industrial Sensor Interfaces, Household Appliance Control, Low-Power Data Acquisition Module.
Battery-Powered Instrument Controls
The MC9S08SL8VTJ fits battery-powered instruments because its S08 core provides deterministic 8-bit control with low power consumption at an operating voltage of 2.7 V to 5.5 V. The 8 KB flash store can hold the measurement routine, display state machine, keypad handling, and configuration logic. Low-power modes and clock selection should be tuned around the LCD duty cycle and ADC sampling schedule to maximize battery life.
מומלץ
LCD Meter and Panel Interfaces
The integrated LCD driver makes the MC9S08SL8VTJ well suited to compact meters, appliance panels, and small status displays. Its 16 I/O ports support buttons and display-related functions, while the 10-bit, 16-channel ADC can acquire sensor inputs for a measurement front end. At 40 MHz, the 8-bit core can combine display updates, keypad scanning, and control logic in a 20-pin TSSOP footprint.
מומלץ
LIN-Connected Sensor Nodes
The MC9S08SL8VTJ is appropriate for LIN slave nodes because its S08SL family includes an embedded slave LIN interface controller. This can reduce external communication circuitry and software complexity in systems that use LIN for distributed buttons, sensors, or actuators. The 10-bit ADC supports analog sensing, and the 8 KB flash capacity accommodates the protocol stack and application logic, subject to final memory budgeting.
מומלץ
Industrial Sensor Interfaces
The MC9S08SL8VTJ can serve as the local controller in a small industrial sensor interface because it combines a 10-bit ADC, flash memory, and serial communications in one package. The 2.7 V minimum operating voltage supports regulated sensor rails, while the 5.5 V maximum accommodates 5 V industrial subsystems. Keep analog traces short, provide stable decoupling, and verify isolation or protection requirements at the system level.
מומלץ
Household Appliance Control
The MC9S08SL8VTJ suits compact household appliance controllers where an economical 8-bit CPU, embedded flash, LCD output, and analog inputs simplify the control board. The S08 core can manage relays, buttons, indicators, and timed routines while retaining deterministic response. A practical design should isolate noisy motor or heater drive stages from the MCU supply and use the ADC inputs only after appropriate filtering and scaling.
מומלץ
Low-Power Data Acquisition Module
For a compact data-acquisition module, the MC9S08SL8VTJ provides a 10-bit ADC, 8 KB of flash, and a broad 2.7 V to 5.5 V supply range. The 40 MHz S08 CPU can sample and process multiple analog channels while handling serial configuration or status communication. For longer battery life, disable unused peripherals, select the lowest acceptable clock, and batch conversions before entering a low-power state.
מומלץ
סיכום מוצרים מומלצים
נתוני עזר הנדסיים עבור MC9S08SL8VTJ — השוואה, הנחיות תכנון ומידע על תאימות.
מדריך בחירה
השוואה עם חלופות
| פרמטר | מוצר זה | MC9S08SH16MTJ | MC9S08PL8SCTJ | MC9S08PA16VTJ | MC9S08GT32ACFBE |
|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| CPU Architecture | 8-bit S08 | 8-bit S08 | 8-bit S08 | 8-bit S08 | 8-bit S08 |
| Flash Memory | 8 KB | 16 KB family configuration | 8 KB family configuration | 16 KB family configuration | 32 KB family configuration |
מבדילים עיקריים
- Integrated display and communications support (לעומתMC9S08PA16VTJ)
- Direct 40 MHz S08 performance rating (לעומתMC9S08SH16MTJ)
- Compact 20-pin mixed-signal control platform (לעומתMC9S08GT32ACFBE)
הערות תכנון
Place the required supply-decoupling capacitor immediately between the device supply and ground pins, and keep the return path short. Because the operating range is 2.7 V to 5.5 V, verify that every connected peripheral and LCD level remains within the selected rail limits. Separate analog, digital, and switched-load return currents where practical to prevent measurement noise from appearing on ADC inputs.
Use the manufacturer pin-description table to preserve the exact 20-TSSOP footprint, including any exposed-pad or thermal requirements. Check programming-test, reset, clock, reference, LCD, and I/O assignments rather than relying only on family naming. If replacing the MCU, compare every physical and logical connection and review the alternate device's peripheral multiplexing because several functions can share a limited number of pins.
Route analog inputs away from LCD segment outputs, clock edges, switching-node copper, and high-current return paths. Add the input filtering and scaling recommended by the application circuit, and sample the ADC only after the source impedance and acquisition network meet the required settling time. A single-point analog ground connection may help reduce ground potential differences when the board mixes display and switching loads.
Do not assume that two S08-family MCUs are interchangeable because their clock rating or memory size is similar. A valid substitution must match the package pins, supply limits, clock and reset architecture, programming interface, interrupt behavior, and required peripherals. After any device change, rebuild the linker configuration, review vector placement, check memory usage, and regression-test display, ADC, LIN, and low-power operation.
מידע על תאימות
The product information identifies the MC9S08SL8VTJ as active but does not provide a specific RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals declaration.