MC9S08SH16CTJ - 8-bit MCU, 16KB Flash, 40MHz | NXP
Teilenummer: MC9S08SH16CTJ ✓ Aktiv| Menge | Stückpreis | Gesamt |
|---|---|---|
| 1 | $5.91 | $5,91 |
| 10 | $5.62 | $56,20 |
| 100 | $5.32 | $532,00 |
| 500 | $5.02 | $2.510,00 |
| 1.000 | $4.73 | $4.730,00 |
MC9S08SH16CTJ Übersicht
An 8-bit MCU is a single-chip computer whose CPU processes data 8 bits at a time. Within the embedded systems hierarchy, the S08 family sits under NXP's (formerly Freescale Semiconductor's) HC08/HCS08 lineage of CISC microcontrollers, which in turn belong to the broader class of microcontroller units - devices integrating a processor core, memory, and peripherals on one die. The S08SH series is positioned as a low-cost, low-pin-count option for classic 5V applications.
Key features include the HCS08 core executing the HC08 instruction set plus the added BGND instruction, a 12-channel 10-bit ADC, and connectivity peripherals comprising I2C, LIN, SCI, and SPI. On-chip system protections include a low-voltage detector (LVD), power-on reset (POR), pulse-width modulation (PWM) capability, and a watchdog timer (WDT), with support for up to 32 interrupt/reset sources. The device provides 17 general-purpose I/O lines.
Architecturally, the S08 core is an enhanced HC08 CPU with improved interrupt handling and background debug mode (BGND) support, allowing non-intrusive flash programming and debugging through NXP's background debug controller. Flash memory is in-circuit erasable and programmable, simplifying field updates. The 5V-tolerant operating range differentiates the SH family from many modern 3.3V-only MCUs, allowing direct interface with legacy 5V sensors and industrial signaling.
Typical applications include small appliance control, automotive body accessories, motor and LED control nodes, LIN-bus slave modules, and 5V industrial sensor transmitters - anywhere a compact, low-pin-count, flash-based 8-bit controller with an integrated 10-bit ADC is required.
For design, take advantage of the wide 2.7V to 5.5V supply range but verify ADC reference stability across supply variation; use the internal LVD and watchdog for unattended reliability, and observe proper decoupling on the 20-TSSOP supply pins.
This page synthesizes distributor pricing, verified drop-in alternatives, and practical design guidance not found in the manufacturer datasheet alone.
Drop-in-Alternativen für MC9S08SH16CTJ – 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 MC9S08SH16CTJ (gleiche Bauform und Footprint) – abweichend in Package, Core Processor, Instruction Set, Debug Interface, Flash Memory.
Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:
MC9S08SH32CTJ
✅ Drop-In ⚠️ Spezifikationen ungeprüft✓ Auf Lager
$1.52 / Stück
Datenblatt ansehen →MC9S08SH8CTJ
✅ Drop-In ⚠️ Spezifikationen ungeprüft✓ Auf Lager
$5.2 / Stück
Datenblatt ansehen →MC9S08SH4CTJ
✅ Drop-In ⚠️ Spezifikationen ungeprüft✓ Auf Lager
$1.85 / Stück
Datenblatt ansehen →MC9S08SH16MTJ
✅ Drop-In ⚠️ Spezifikationen ungeprüft✓ Auf Lager
$2.95 / Stück
Datenblatt ansehen →MC9S08SH16CTJR
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
MC9S08SH16CTJ Grenzwerte & elektrische Eigenschaften
| Core Processor | S08 (HCS08) 8-bit CISC |
| Core Size | 8-bit |
| Maximale Taktfrequenz | 40 MHz |
| Program Memory Size | 16KB (16K x 8) Flash |
| RAM Size | 512B |
| Datenbusbreite | 8 bit |
| Supply Voltage Range | 2.7 V to 5.5 V |
| Betriebstemperaturbereich | -40C to +85C |
| Number of I/O | 17 |
| ADC Resolution | 10-bit |
| ADC Channels | 12-channel |
| Connectivity | I2C, LIN, SCI, SPI |
| Peripherals | LVD, POR, PWM, WDT |
| Interrupt/Reset Sources | Up to 32 |
| Instruction Set | HC08 with added BGND instruction |
| Gehäuse | 20-TSSOP (0.173 inch, 4.40 mm width) |
| Montageart | Surface Mount |
| Packaging | Tube |
| Product Series | S08SH (MC9S08) |
MC9S08SH16CTJ 20-tssop (0.173 inch, 4.40 mm width) Pinbelegungsleitfaden
Pinbelegung für MC9S08SH16CTJ (20-tssop (0.173 inch, 4.40 mm width)-Gehäuse). Dieser digitale IC umfasst GPIO, Kommunikationsschnittstellen (UART, SPI, I2C) und Versorgungspins. Alternative Pin-Funktionen und Konfigurationsoptionen entnehmen Sie dem Herstellerdatenblatt. Unverzichtbar für Embedded-System-Design und PCB-Layout.
Keine detaillierten Pinbelegungsdaten verfügbar für MC9S08SH16CTJ.
Siehe die Datenblatt für die vollständige Pin-Konfiguration.
Typische Anwendungen
MC9S08SH16CTJ ist geeignet für 6 Anwendungs: Automotive Body Electronics and LIN Slave Nodes, 5V Industrial Sensor Transmitters, Small Appliance and Home Device Control, Brushed/Stepper Motor Control Modules, LED Lighting and Dimming Controllers, Battery-Powered Portable Instruments.
Automotive Body Electronics and LIN Slave Nodes
The MC9S08SH16CTJ fits automotive body accessory nodes because it integrates a LIN interface with SCI, a 12-channel 10-bit ADC for switch and sensor reading, and a 5V-range 2.7V-5.5V supply that matches in-vehicle battery-derived rails after regulation. NXP explicitly markets the S08SH series for automotive applications. In a typical window-lift or seat-control module, the MCU runs the LIN slave stack in the 16KB flash, samples limit-switch and current-sense inputs via the ADC at up to 40MHz bus speed, and drives loads through the 17 GPIO with PWM. The on-chip watchdog (WDT) and low-voltage detector (LVD) provide the fault monitoring expected in vehicle environments. Its compact 20-TSSOP package suits dense body-control PCBs.
Empfohlen
5V Industrial Sensor Transmitters
Legacy 4-20mA and 0-10V industrial transmitters run on 5V rails where the MC9S08SH16CTJ's wide 2.7V-5.5V supply allows direct connection without level shifting. The 12-channel 10-bit ADC digitizes bridge or potentiometer sensor inputs, while the SCI/SPI peripherals stream readings to an HART or RS-485 front end. The HCS08 core at 40MHz has ample throughput for linearization tables and filtering within 16KB flash and 512B RAM for small calibration datasets. The low-voltage detector flags brownout before computation errors occur, and the watchdog guarantees recovery in unattended installations. Industrial cabinets commonly hold -40C to +85C ambient extremes, which matches this part's C-grade rating exactly.
Empfohlen
Small Appliance and Home Device Control
Rice cookers, fans, coffee makers, and thermostats are classic 8-bit MCU designs, and the MC9S08SH16CTJ covers them with PWM outputs for heater or motor control, a 10-bit ADC for NTC temperature sensing, and 17 GPIO for keys and LEDs. The 5V-tolerant S08SH platform lets designers power the MCU from simple transformer or capacitive-drop supplies. Its 16KB flash holds control state machines, touch/button debouncing, and display multiplexing with headroom; 40MHz bus speed keeps PID loops responsive. The package's 20-pin TSSOP keeps the control PCB to a minimal two-layer layout. POR and LVD ensure the appliance always starts in a safe state after mains interruptions.
Empfohlen
Brushed/Stepper Motor Control Modules
The MC9S08SH16CTJ suits small motor control modules where PWM generation, current sensing, and a serial link are needed. Its hardware PWM capability plus the 12-channel 10-bit ADC enables closed-loop speed or current control: the ADC samples a shunt-resistor current signal while the HCS08 core at up to 40MHz updates the PWM duty cycle. SPI connects to gate drivers or stepper translators, and the LIN/SCI ports accept host commands in industrial or automotive sub-networks. The 5.5V maximum supply aligns with 5V gate-driver logic, and the LVD prevents half-driven output states during power-up or brownout. The 20-TSSOP footprint fits compact driver boards mounted on or near the actuator.
Empfohlen
LED Lighting and Dimming Controllers
Dimmable LED drivers benefit from the MC9S08SH16CTJ's PWM outputs and 10-bit ADC: the MCU reads a dimmer potentiometer or 0-10V control input through the ADC and converts it to a precise PWM duty cycle for a switching LED driver stage. Operating at 2.7V-5.5V, the controller interfaces directly with common 5V gate-driver or constant-current regulator circuits. LIN and SCI ports enable lighting-network connectivity in commercial installations, while 17 GPIO handles presence sensors and indicator LEDs. Flash-based firmware permits field updates of dimming curves and color-temperature profiles via the background debug interface. The wide -40C to +85C range suits outdoor luminaire enclosures that heat up under full load.
Empfohlen
Battery-Powered Portable Instruments
Handheld meters and portable gauges exploit the MC9S08SH16CTJ's flexible 2.7V supply floor, allowing operation directly from three alkaline cells (4.5V nominal) or a single lithium cell through an LDO. The 10-bit ADC reads sensor front ends while the SCI/SPI ports drive LCD modules or log data to external EEPROM. The S08 core offers low-power wait and stop modes for battery budget management, and the integrated POR/LVD protect calibration data in flash during battery swap. At 40MHz maximum bus speed, burst computations complete quickly so the MCU can return to sleep between measurements. The small 20-TSSOP body (4.40mm width) supports slim handheld enclosures.
Empfohlen
Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für MC9S08SH16CTJ – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | MC9S08SH32CTJ | MC9S08SH8CTJ | MC9S08SH4CTJ | MC9S08SH16MTJ | MC9S08SH16CTJR |
|---|---|---|---|---|---|---|
| Package | 20-TSSOP | 20-TSSOP - same | 20-TSSOP - same | 20-TSSOP - same | 20-TSSOP - same | 20-TSSOP - same |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Flash Memory | 16KB | 32KB | 8KB | 4KB | 16KB | 16KB |
| Core / Bus Speed | S08, 40 MHz | S08, 40 MHz | S08, 40 MHz | S08, 40 MHz | S08, 40 MHz | S08, 40 MHz |
| 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 | 2.7 V to 5.5 V | 2.7 V to 5.5 V |
| ADC | 12-channel, 10-bit | 12-channel, 10-bit | 12-channel, 10-bit | 12-channel, 10-bit | 12-channel, 10-bit | 12-channel, 10-bit |
| Connectivity | I2C, LIN, SCI, SPI | I2C, LIN, SCI, SPI | I2C, LIN, SCI, SPI | I2C, LIN, SCI, SPI | I2C, LIN, SCI, SPI | I2C, LIN, SCI, SPI |
| Packaging / Shipping | Tube (CTJ) | Tube (CTJ suffix) | Tube (CTJ suffix) | Tube (CTJ suffix) | Tube (MTJ suffix) | Tape & Reel (CTJR, per Xecor pack_type REEL) |
Wichtigste Unterscheidungsmerkmale
- Double the program memory of the value variant (vs. MC9S08SH8CTJ)
- Extended-temperature option on identical die (vs. MC9S08SH16MTJ)
- True 5V-range operation (vs. Modern 3.3V ARM MCUs in similar packages)
Designhinweise
Design the supply for the full 2.7V-5.5V range with a 100nF ceramic decoupling capacitor placed within 5mm of each VDD/VSS pin pair on the 20-TSSOP, plus one bulk 4.7uF-10uF capacitor per board. The on-chip low-voltage detector (LVD) will hold the MCU in reset during brownouts, but ensure your regulator's ramp is monotonic so the POR releases into a valid state. Avoid powering the part from long inductive harnesses without local bulk capacitance in automotive LIN nodes, since load-dump transients on the module input can couple into the ADC reference and distort 10-bit conversions.
On a two-layer board, dedicate the bottom layer as a ground pour under the MCU and keep the ADC input traces (up to 12 channels) short and away from PWM and LIN/SPI signal lines to prevent digital coupling into analog readings. If unused ADC channels are configured as GPIO, tie or define them to a fixed state in firmware to prevent floating inputs. The TSSOP-20 lead pitch (0.65mm) is hand-solderable, but for reflow assembly use the standard TSSOP land pattern per IPC-7351 and avoid via-in-pad on the fine-pitch leads.
Three frequent mistakes with S08SH designs: (1) exceeding 16KB flash with larger-than-expected compiler libraries - verify the .map file early and budget headroom, or select the pin-compatible MC9S08SH32CTJ; (2) ignoring the 512B RAM limit when enabling stack-heavy communication stacks - the LIN driver plus ISR nesting can exhaust RAM; (3) selecting the CTJ (commercial) grade for enclosures that exceed +85C - use the MC9S08SH16MTJ extended-temperature variant instead. Also enable the watchdog (WDT) in all production builds; it is disabled by default after reset in debug configurations.
For the LIN interface, use a LIN transceiver (e.g., NXP LIN family) between the MCU SCI pin and the bus, with the transceiver's wake/flag lines routed to GPIO. Keep the 40MHz internal bus clock routing entirely on-chip - no external clock traces are required in oscillator-less configurations, which eliminates a whole class of EMI issues. When driving long PWM output harnesses, add series 100R resistors at the pin to slow edge rates and reduce radiated emissions in EMC-tested automotive modules.
Compliance-Informationen
RoHS detail not explicitly stated in the retrieved distributor snippets for this exact ordering code; confirm on the official NXP product page compliance section. NXP describes the S08SH series for automotive applications; the specific AEC-Q100 qualification level of MC9S08SH16CTJ was not stated in the provided data.
