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NXP Semiconductors S9S08SG32E1MTG
- Part No.:
- S9S08SG32E1MTG
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 16-TSSOP (0.173", 4.40mm Width)
- Datasheet:
-
S9S08SG32E1MTG.pdf
- Description:
- IC MCU 8BIT 32KB FLASH 16TSSOP
- Quantity:
- Payment:
- Shipping:
Inventory:1,814
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Product details
Overview
S9S08SG32E1MTG from NXP Semiconductors (formerly Freescale) is an 8-bit HCS08 microcontroller with 32 KB on-chip Flash, 1 KB RAM, and integrated peripherals including 10-bit ADC, dual TPM timers, SCI, SPI, I²C, ACMP, and RTC. It operates at up to 40 MHz bus frequency, supports -40°C to +125°C temperature range, and targets low-power embedded control in automotive body electronics and industrial sensors.
For engineers reviewing the S9S08SG32E1MTG datasheet, S9S08SG32E1MTG pinout, S9S08SG32E1MTG application, or S9S08SG32E1MTG equivalent, key selection criteria include Flash endurance (100k erase/write cycles), stop3 mode current (1.5 µA typical), internal clock source accuracy (±1.5% over -40°C to 125°C), and single-wire background debug interface compatibility.
Technical Context
The S9S08SG32E1MTG implements the HCS08 CPU core with HC08 instruction set extension, supporting up to 32 interrupt/reset sources and BGND instruction for debug entry. Its internal clock source (ICS) uses a frequency-locked loop (FLL) with precision-trimmed internal reference, enabling bus frequencies from 2 MHz to 20 MHz without external crystal.
Peripherals include a 16-channel 10-bit ADC with 2.5 µs conversion time and temperature sensor, two 2-channel timer-pulse-width-modulator (TPM) modules with edge- or center-aligned PWM, and real-time counter (RTC) with free-running 1 kHz on-chip oscillator that operates in all MCU modes including stop3.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | HCS08 8-bit CPU with 40-MHz max bus frequency; enables deterministic real-time control in resource-constrained systems. |
| Flash Memory | 32 KB on-chip Flash with 100,000 erase/write cycles; supports in-application programming and block protection for firmware security. |
| RAM Size | 1 KB on-chip RAM; sufficient for stack, variables, and small buffers in sensor interface or motor control tasks. |
| ADC Resolution | 10-bit SAR ADC with 16 input channels and 2.5 µs conversion time; delivers precise analog sensing without external converters. |
| Operating Voltage | 2.7 V to 5.5 V supply range; compatible with 3.3 V and 5 V systems, simplifying power design across mixed-voltage boards. |
| Temperature Range | -40°C to +125°C ambient operating range; qualified for under-hood automotive and industrial environments. |
| Low-Power Stop Current | 1.5 µA typical in stop3 mode with RTC active; enables battery-powered applications with multi-year runtime. |
Pinout & Package
Package: 28-pin TSSOP (Thin Shrink Small Outline Package), 4.4 mm × 9.7 mm body, 0.65 mm pitch, RoHS-compliant.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VSS | Power supply and ground | Dual VDD/VSS pairs ensure stable core and I/O rail decoupling; required for noise immunity in automotive EMI environments. |
| XTAL, EXTAL | Ceramic resonator/crystal connection | Supports 31.25 kHz–38.4 kHz or 1–16 MHz crystals; enables precise timing for LIN communication or RTC calibration. |
| RESET | Active-low reset input | Asynchronous reset with internal pull-up; accepts external pushbutton or supervisor IC for system-level fault recovery. |
| BKGD/MS | Single-wire background debug and mode select | Enables in-circuit debugging and flash programming using only one pin; eliminates need for dedicated JTAG header. |
| PTA0–PTA7 | Port A general-purpose I/O | 8-bit port with configurable pull-up, slew rate, and drive strength; supports ganged output and pin interrupts with edge/level sensitivity. |
| PTB0–PTB7 | Port B general-purpose I/O | Includes TPM1 and SCI functionality; PTB[5:2] supports ganged output for synchronized LED or relay control. |
| PTC0–PTC7 | Port C general-purpose I/O | Includes ADC inputs, TPM2, SPI, and I²C; PTC[3:0] supports ganged output and ACMP routing. |
Key Features
| Feature | Design Value |
|---|---|
| Internal Clock Source (ICS) | FLL-based clock generator with ±1.5% accuracy over -40°C to 125°C; eliminates external crystal for cost-sensitive designs. |
| Stop3 Low-Power Mode | RTC remains active with 1.5 µA typical current draw; enables wake-up on timer expiry or external event without external RTC chip. |
| 10-Bit ADC with Temp Sensor | Integrated temperature sensor and bandgap reference channel; provides self-calibration capability and system thermal monitoring. |
| Single-Wire Background Debug | Full in-circuit emulation via BKGD/MS pin; supports breakpoint setting, memory read/write, and register inspection during live operation. |
| FLASH Block Protection | Configurable protection of Flash sectors via FPROT register; prevents accidental overwrite of bootloader or safety-critical code. |
Applications
| Automotive Door Module | Industrial Temperature Sensor Node |
|---|---|
Use Scenario: Centralized control of window lift, mirror adjustment, and lock actuation in vehicle door assemblies. IC Role / Device Role / Timing Role: Main system controller executing LIN slave protocol, driving H-bridge drivers, and sampling switch inputs. Use Value: Integrated LIN-capable SCI, 22 GPIOs with ganged output, and -40°C to +125°C rating meet OEM requirements without external level shifters or timing components. |
Use Scenario: Battery-powered wireless node measuring ambient temperature and transmitting data via UART-to-RF bridge. IC Role / Device Role / Timing Role: Sensor hub managing ADC acquisition, RTC-based sampling intervals, and low-power wake-up sequencing. Use Value: Stop3 mode with active RTC and 1.5 µA current enables >5-year battery life; on-chip temperature sensor eliminates discrete sensor BOM cost. |
| Smart Lighting Dimmer | Appliance Motor Control Interface |
Use Scenario: Phase-cut dimmer for LED/CFL lamps with soft-start, overtemperature shutdown, and user interface feedback. IC Role / Device Role / Timing Role: Real-time PWM generator synchronizing to AC line zero-crossing via GPIO interrupt, with ADC monitoring of heatsink temperature. Use Value: Dual TPM modules support simultaneous center-aligned PWM for dimming and edge-aligned PWM for fan control; ACMP compares internal bandgap for voltage regulation. |
Use Scenario: Brushless DC motor commutation interface in HVAC blower or washing machine drum drive. IC Role / Device Role / Timing Role: Timing controller generating six-step commutation signals using TPM outputs, with ADC monitoring of current sense resistors. Use Value: 16-channel ADC supports simultaneous sampling of three shunt resistors; 2.5 µs conversion time ensures fast current-loop response at 20 kHz switching frequency. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar 8-bit microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MC9S08AC60CFGE | 60 KB Flash, 4 KB RAM, same HCS08 core but higher memory density and enhanced ADC (12-bit, 12-channel); no high-temp (-40°C to +125°C) rating. | Targeted at mid-tier automotive clusters requiring larger code space; lacks extended temperature qualification for under-hood use. | Select when firmware complexity exceeds 32 KB and ambient temperature stays below 105°C. |
| S9KEAZ128AMLH | Kinetis E-series ARM Cortex-M0+ core, 128 KB Flash, 16 KB RAM, 12-bit ADC, and CAN interface; significantly higher performance and peripheral integration. | Designed for next-generation automotive body controllers needing CAN connectivity and real-time OS support. | Choose when migrating from 8-bit to 32-bit architecture, requiring CAN, larger memory, or RTOS compatibility. |
Compared with MC9S08AC60CFGE and S9KEAZ128AMLH, the S9S08SG32E1MTG offers optimal balance of proven reliability, extended temperature operation, and minimal BOM cost for cost-sensitive, thermally demanding 8-bit control applications where CAN or >32 KB Flash are unnecessary.
Availability
S9S08SG32E1MTG is available at Aetrix Electronics and suitable for automotive body electronics, industrial sensor nodes, smart lighting controls, and appliance motor interfaces requiring stable component supply across long production lifecycles.
Supply support for S9S08SG32E1MTG includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
NXP Semiconductors is a global semiconductor leader formed from the spin-off of Philips' semiconductor division, now specializing in secure connectivity solutions for automotive, industrial, and IoT markets.
The S9S08SG32E1MTG belongs to NXP's legacy HCS08 microcontroller family, designed specifically for cost-optimized, low-power embedded control in automotive body electronics and industrial automation where deterministic real-time response and extended temperature operation are critical.
FAQ
What is the maximum bus frequency supported by the S9S08SG32E1MTG?
The S9S08SG32E1MTG supports a maximum bus frequency of 40 MHz, achieved using the internal clock source (ICS) with frequency-locked loop (FLL) and external crystal or ceramic resonator. This frequency enables fast instruction execution and timely peripheral response in real-time control loops, and the S9S08SG32E1MTG maintains this performance across its full -40°C to +125°C operating range.
Does the S9S08SG32E1MTG support in-system programming via its single-wire debug interface?
Yes, the S9S08SG32E1MTG supports full in-system programming and debugging through the BKGD/MS pin using the single-wire background debug protocol. This allows flash programming, register inspection, and breakpoint execution without removing the device from the PCB, and the S9S08SG32E1MTG retains this capability even in low-power wait and stop modes when the debug module is enabled.
What is the Flash endurance specification for the S9S08SG32E1MTG?
The S9S08SG32E1MTG guarantees 100,000 erase/write cycles for its 32 KB on-chip Flash memory, validated across the full operating temperature range of -40°C to +125°C. This endurance supports field firmware updates and data logging applications, and the S9S08SG32E1MTG includes hardware block protection (FPROT) to prevent accidental erasure of critical code sections.
Can the S9S08SG32E1MTG operate in stop3 mode while maintaining RTC functionality?
Yes, the S9S08SG32E1MTG fully supports RTC operation in stop3 mode with typical current consumption of 1.5 µA. The RTC runs from its dedicated 1 kHz on-chip oscillator, enabling timekeeping and periodic wake-up events without external components, and the S9S08SG32E1MTG retains RAM contents and RTC register state across stop3 entry and exit.
Is the S9S08SG32E1MTG qualified for automotive applications per AEC-Q100 standards?
Yes, the S9S08SG32E1MTG is AEC-Q100 qualified for Grade 1 (-40°C to +125°C) operation and meets automotive reliability requirements including HTOL, ESD, and EMC testing. It is widely deployed in automotive body electronics such as door modules and lighting controllers, and the S9S08SG32E1MTG carries the full Freescale/NXP automotive qualification documentation traceable to revision-controlled datasheets.
S9S08SG32E1MTG Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 16-TSSOP (0.173", 4.40mm Width)
- Series:
- S08
- Packaging:
- Tube
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- S08
- Core Size:
- 8-Bit
- Speed:
- 40MHz
- Connectivity:
- I2C, LINbus, SCI, SPI
- Peripherals:
- LVD, POR, PWM, WDT
- Number of I/O:
- 12
- Program Memory Size:
- 32KB (32K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 1K x 8
- Voltage - Supply (Vcc/Vdd):
- 2.7V ~ 5.5V
- Data Converters:
- A/D 8x10b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 125°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
S9S08SG32E1MTG FAQ
1.How can I place an order for S9S08SG32E1MTG through Aetrix?
Please submit a Request for Quotation (RFQ) for S9S08SG32E1MTG on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for S9S08SG32E1MTG reliable?
The price and inventory of S9S08SG32E1MTG are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for S9S08SG32E1MTG is usually 5 days.
3.What payment methods are accepted for S9S08SG32E1MTG?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for S9S08SG32E1MTG transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for S9S08SG32E1MTG?
S9S08SG32E1MTG orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your S9S08SG32E1MTG order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for S9S08SG32E1MTG?
For technical support, including S9S08SG32E1MTG datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your S9S08SG32E1MTG requirements.
6.How does Aetrix verify that S9S08SG32E1MTG is sourced from the original manufacturer or authorized distributors?
All S9S08SG32E1MTG products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that S9S08SG32E1MTG meets industry standards.
7.What is the process for return or replacement of S9S08SG32E1MTG?
All S9S08SG32E1MTG units undergo pre-shipment inspection (PSI). If there is an issue with S9S08SG32E1MTG, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The S9S08SG32E1MTG part is unused and in its original packaging.
Return procedure for S9S08SG32E1MTG:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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