NXP Semiconductors S9S08DZ96F2VLL

Overview

S9S08DZ96F2VLL from NXP Semiconductors (formerly Freescale) is an 8-bit HCS08 microcontroller with 96 KB flash, 6 KB RAM, and 2 KB EEPROM, featuring integrated MSCAN, dual SCI/LIN, dual SPI, dual I²C, three TPM modules, 12-bit ADC, and analog comparators - used in automotive body control modules and industrial sensor nodes requiring CAN communication and mixed-signal processing.

For engineers reviewing the S9S08DZ96F2VLL datasheet, S9S08DZ96F2VLL pinout, S9S08DZ96F2VLL application, or S9S08DZ96F2VLL equivalent, key selection criteria include its 48-pin LQFP package, 20 MHz bus frequency, on-chip PLL/FLL clock generation, real-time interrupt capability in stop modes, and CAN 2.0A/B compliance for automotive networking.

Technical Context

The S9S08DZ96F2VLL implements the HCS08 CPU core with 40 MHz internal instruction execution (20 MHz bus), supporting up to 32 interrupt sources and single-wire background debug. Its Multi-Purpose Clock Generator (MCG) provides FEI, FEE, FBE, PEE, and PBE modes with factory-trimmed internal reference (±1.5% over temperature) and external crystal support from 31.25 kHz to 16 MHz.

Peripherals include a 24-channel 12-bit ADC with 2.5 µs conversion time and internal bandgap reference (1.18–1.21 V), two analog comparators operational in STOP3 mode, and MSCAN with five receive buffers, programmable identifier filters (2×32-bit, 4×16-bit, or 8×8-bit), and loss-of-lock protection.

Key Specifications

Pinout & Package

Package: 48-pin LQFP (7 mm × 7 mm, 0.5 mm pitch), RoHS-compliant, lead-free.

Key Features

Applications

Equivalent & Alternatives

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

Compared with MC9S08DZ128F2VLL, the S9S08DZ96F2VLL offers identical peripheral functionality at lower memory cost - ideal for cost-sensitive CAN nodes where 96 KB flash suffices. Versus S9KEAZ128AMLH, it retains legacy HCS08 toolchain compatibility and deterministic 8-bit interrupt latency, avoiding ARM migration effort.

Availability

S9S08DZ96F2VLL is available at Aetrix Electronics and suitable for automotive body electronics, industrial sensor interfaces, smart actuator controllers, and medical diagnostic peripherals requiring stable component supply, long-term lifecycle assurance, and automotive-grade qualification.

Supply support for S9S08DZ96F2VLL 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 focused on secure connectivity solutions for automotive, industrial, and IoT applications, with roots in Freescale's embedded MCU heritage.

The S9S08DZ96F2VLL belongs to the HCS08 DZ-series, designed specifically for cost-optimized automotive body electronics and industrial control systems requiring CAN, mixed-signal peripherals, and extended temperature operation (−40°C to 105°C).

FAQ

What is the maximum operating frequency of the S9S08DZ96F2VLL bus clock?

The S9S08DZ96F2VLL supports a maximum bus clock frequency of 20 MHz, derived from its internal 40 MHz instruction clock via a fixed 2:1 divider. This frequency is achievable in PEE mode using the PLL with an external 8 MHz crystal and appropriate MCG register settings (e.g., RDIV = 8, VDIV = 32). The bus clock drives all peripherals including ADC, TPM, and MSCAN, and must remain within specification across voltage (3.3–5.5 V) and temperature (−40°C to 105°C) ranges.

Does the S9S08DZ96F2VLL support CAN FD or only classical CAN 2.0?

The S9S08DZ96F2VLL implements MSCAN compliant with ISO 11898-1:2003, supporting only classical CAN 2.0A and 2.0B protocols - not CAN FD. It handles standard and extended identifiers, remote frames, and five receive buffers with programmable acceptance filters. CAN FD features such as variable bit rates and extended data length require newer Kinetis or S32K series MCUs; the S9S08DZ96F2VLL remains optimized for legacy automotive networks where classical CAN suffices.

Can the S9S08DZ96F2VLL operate from a 3.3 V supply, and what are the implications for I/O voltage levels?

Yes, the S9S08DZ96F2VLL operates across a supply range of 3.3 V to 5.5 V. At 3.3 V, all digital I/O pins are 3.3 V tolerant and output-compatible with 3.3 V logic families; however, the internal voltage regulator for the ADC reference remains functional, and the bandgap reference (VBG = 1.18–1.21 V) is stable. External peripherals connected to SCI, SPI, or I²C must match the MCU's VDD level - level shifters are required when interfacing with 5 V devices.

How is EEPROM endurance specified for the S9S08DZ96F2VLL, and what wear-leveling support exists?

The S9S08DZ96F2VLL specifies EEPROM endurance of 100,000 write/erase cycles per sector, with 2 KB total capacity organized in 8-byte single-page or 4-byte dual-page erase sectors. No hardware wear-leveling is implemented; endurance management must be handled in firmware by distributing writes across sectors. The EEPROM supports program and erase while executing flash code, enabling real-time data logging without halting application execution - critical for black-box recording in automotive applications.

Is the S9S08DZ96F2VLL pin-compatible with other members of the MC9S08DZ series in the same package?

Yes, the S9S08DZ96F2VLL is fully pin-compatible with the MC9S08DZ128F2VLL and MC9S08DV96F2VLL in the 48-pin LQFP package - sharing identical pin assignments, electrical characteristics, and peripheral multiplexing. This allows direct substitution in existing PCB layouts when migrating between memory variants, provided firmware accommodates differences in flash size, RAM allocation, and EEPROM presence (DV variants lack EEPROM). No hardware changes are needed for replacement.