NXP Semiconductors S9S08DZ32F2MLC

Overview

S9S08DZ32F2MLC from NXP Semiconductors (formerly Freescale) is an 8-bit HCS08 microcontroller with 32 KB on-chip flash, 2 KB EEPROM, and 4 KB RAM, operating at up to 40 MHz CPU / 20 MHz bus frequency. It integrates MSCAN (CAN 2.0A/B), dual SCI with LIN 2.0 support, 12-bit ADC (24-channel, 2.5 µs conversion), two analog comparators, RTC, and six-channel TPM - targeted for automotive body electronics and industrial control nodes.

For engineers reviewing the S9S08DZ32F2MLC datasheet, S9S08DZ32F2MLC pinout, S9S08DZ32F2MLC application, or S9S08DZ32F2MLC equivalent, key selection criteria include CAN protocol compliance, in-circuit programmable EEPROM with erase abort, real-time interrupt wake-up from Stop3 mode, and single-wire background debug interface compatibility with standard HCS08 development tools.

Technical Context

The S9S08DZ32F2MLC implements the HCS08 CPU core with HC08 instruction set plus BGND, supporting up to 32 interrupt/reset sources. Its Multi-Purpose Clock Generator (MCG) provides FLL- and PLL-based clock synthesis with factory-trimmed internal reference and ±1.5% FLL accuracy over temperature.

On-chip peripherals include a full-featured MSCAN module with five receive buffers and flexible identifier filtering (2×32-bit/4×16-bit/8×8-bit), dual SCIs compliant with SAE J2602 and LIN 2.0, and a 12-bit ADC with integrated temperature sensor and automatic compare function - all accessible via 53 GPIO pins with configurable slew rate, drive strength, and hysteresis.

Key Specifications

Pinout & Package

Package: 48-pin LQFP (7×7 mm, 0.5 mm pitch), RoHS-compliant, moisture sensitivity level 3.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar 8-bit automotive microcontroller applications.

Compared with MC9S08DZ48F2MLC and S9S08DZ16F2MLC, the S9S08DZ32F2MLC delivers optimal balance of memory capacity, CAN performance, and thermal robustness for mid-tier automotive body controllers - avoiding flash overhead while retaining sufficient space for ASAM-compliant diagnostics and EEPROM-based calibration storage.

Availability

S9S08DZ32F2MLC is available at Aetrix Electronics and suitable for automotive body electronics, industrial motor control, smart HVAC systems, and CAN-based embedded networks requiring stable component supply across extended product lifecycles.

Supply support for S9S08DZ32F2MLC 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 company formed from the spin-off of Philips' semiconductor division, specializing in secure connectivity solutions for automotive, industrial, and IoT markets.

The S9S08DZ32F2MLC belongs to the HCS08 DZ-series microcontrollers, designed specifically for cost-sensitive, safety-aware automotive body electronics requiring CAN, LIN, and robust analog integration in compact LQFP packages.

FAQ

What is the maximum operating frequency of the S9S08DZ32F2MLC CPU core?

The S9S08DZ32F2MLC CPU core operates at up to 40 MHz, with a corresponding 20-MHz bus frequency. This timing is achieved using the on-chip Multi-Purpose Clock Generator (MCG) in PLL or FLL mode, supported by either external crystal (1–16 MHz) or internal reference. The S9S08DZ32F2MLC datasheet specifies this performance across the full industrial temperature range (–40°C to +105°C) and 4.5–5.5 V supply.

Does the S9S08DZ32F2MLC support CAN FD or only classical CAN?

The S9S08DZ32F2MLC supports only classical CAN per ISO 11898-1 (CAN 2.0A/B), not CAN FD. Its MSCAN module implements standard and extended data frames up to 8 bytes per frame, with five receive buffers and programmable identifier filters. CAN FD features such as variable bit rates and payloads >8 bytes are absent - confirmed by the MC9S08DZ60 Series Data Sheet Rev. 4, Section 12.

How much EEPROM is integrated into the S9S08DZ32F2MLC and what are its erase characteristics?

The S9S08DZ32F2MLC integrates 2 KB of in-circuit programmable EEPROM. Erase operations are performed in 8-byte single-page or 4-byte dual-page sectors, with full erase abort capability. The S9S08DZ32F2MLC supports simultaneous program/erase while executing flash code, enabling reliable data logging and firmware parameter updates without halting application execution.

What debug interface does the S9S08DZ32F2MLC use and is it compatible with modern tools?

The S9S08DZ32F2MLC uses a single-wire background debug (BDM) interface compliant with the HCS08 standard. It is fully supported by legacy P&E Micro Cyclone PRO and newer NXP S32DS-compatible debug probes via BDM-to-SWD bridge firmware. The S9S08DZ32F2MLC requires no external debug header - BKGD/MS pin serves as the sole debug connection point.

What is the ADC resolution and conversion speed of the S9S08DZ32F2MLC?

The S9S08DZ32F2MLC features a 12-bit successive approximation register (SAR) ADC with 24 input channels and a minimum conversion time of 2.5 µs. It includes an internal temperature sensor channel and selectable internal bandgap reference (1.25 V). The S9S08DZ32F2MLC ADC supports hardware-triggered conversions, automatic compare functions, and operation in Wait and Stop3 modes - all verified in the MC9S08DZ60 Series Data Sheet Rev. 4, Chapter 10.