NXP Semiconductors MC9S08DV16MLF

Overview

MC9S08DV16MLF from NXP (formerly Freescale) is an 8-bit HCS08 microcontroller with 16 KB on-chip Flash, 3 KB RAM, and integrated CAN 2.0A/B controller, ADC, and real-time counter - used in automotive body control modules and industrial sensor nodes requiring deterministic timing and bus communication.

For engineers reviewing the MC9S08DV16MLF datasheet, MC9S08DV16MLF pinout, MC9S08DV16MLF application, or MC9S08DV16MLF equivalent, key selection criteria include Flash size, CAN protocol compliance, 12-bit ADC resolution with temperature sensor, low-power stop modes, and single-wire background debug interface compatibility.

Technical Context

The MC9S08DV16MLF implements the HCS08 CPU core running at up to 40 MHz (20 MHz bus), supporting 32 interrupt/reset sources and HC08 instruction set with BGND. Its Multi-Purpose Clock Generator (MCG) provides PLL and FLL modes with ±1.5% internal reference accuracy using factory-trimmed temperature compensation.

On-chip peripherals include a 16-channel 12-bit ADC (2.5 µs conversion), two analog comparators with bandgap reference option, MSCAN module with five receive buffers and programmable identifier filters (2×32-bit, 4×16-bit, or 8×8-bit), and dual SCIs supporting LIN 2.0 and SAE J2602 protocols.

Key Specifications

Pinout & Package

MC9S08DV16MLF is packaged in a 48-pin LQFP (7×7 mm, 0.5 mm pitch) with 53 general-purpose I/O pins and one input-only pin. All I/O pins support configurable pull devices, hysteresis, slew rate, and drive strength.

Key Features

Applications

Equivalent & Alternatives

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

Compared with MC9S08DV32MLF, the MC9S08DV16MLF offers identical peripheral functionality at lower Flash cost and power; compared with S9S08DZ128F2MLC, it lacks EEPROM and LINPHY but maintains full CAN 2.0A/B compatibility with simpler toolchain requirements.

Availability

MC9S08DV16MLF is available at Aetrix Electronics and suitable for automotive body electronics, industrial sensor nodes, motor interface modules, and diagnostic communication gateways requiring stable component supply across long production lifecycles.

Supply support for MC9S08DV16MLF 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 Freescale Semiconductor and Philips' semiconductor division, specializing in secure connectivity solutions for automotive, industrial, and IoT markets.

The MC9S08DV16MLF belongs to the HCS08 DV-series microcontrollers designed specifically for cost-sensitive, CAN-enabled automotive and industrial control applications where deterministic real-time performance and long-term supply stability are critical.

FAQ

What is the maximum operating frequency of the MC9S08DV16MLF CPU core?

The MC9S08DV16MLF features an HCS08 CPU core that operates at up to 40 MHz, with a corresponding 20 MHz bus clock frequency. This timing is achieved using the on-chip Multi-Purpose Clock Generator (MCG) in PLL or FLL mode, and is validated across the full industrial temperature range (−40°C to +105°C) and supply voltage (2.7–5.5 V). The MC9S08DV16MLF maintains instruction cycle consistency under all supported clock configurations.

Does the MC9S08DV16MLF support CAN FD or only classical CAN?

The MC9S08DV16MLF supports only classical CAN per ISO 11898-1 (CAN 2.0A/B), including standard and extended identifiers, remote frames, and five receive buffers with programmable acceptance filters. It does not implement CAN FD features such as flexible data-rate, bit-rate switching, or extended payload length. For CAN FD applications, designers should consider newer NXP S32K or SPC5 families instead of the MC9S08DV16MLF.

How much RAM and Flash memory does the MC9S08DV16MLF include?

The MC9S08DV16MLF integrates 16 KB of on-chip Flash memory and up to 3 KB of RAM. Flash supports read/program/erase operations across the full operating voltage (2.7–5.5 V) and temperature (−40°C to +105°C) ranges. RAM is SRAM mapped into the HCS08 address space and used for variables, stack, and heap operations. Both memory blocks are accessible via standard HCS08 addressing modes without banking overhead.

What debug interface does the MC9S08DV16MLF use, and is it compatible with modern tools?

The MC9S08DV16MLF uses a single-wire background debug (BDM) interface compliant with Freescale/NXP BDM specification v3.0. It is supported by legacy tools like P&E Micro's Cyclone Pro and USB-ML-12, as well as modern IDEs including S32 Design Studio (with legacy HCS08 plugin) and CodeWarrior Development Studio for HCS08. No JTAG adapter is required - the interface operates over BKGD/MS pin with standard 5 V tolerant signaling.

Can the MC9S08DV16MLF operate from a 3.3 V supply, and what are its voltage limits?

Yes, the MC9S08DV16MLF operates over a supply voltage range of 2.7 V to 5.5 V, making it fully compatible with both 3.3 V and 5 V system designs. Its I/O pins are 5 V tolerant regardless of VDD level, and internal regulators ensure stable core and analog domain operation across this range. Voltage limits are specified in the Electrical Characteristics appendix (Table A-6) of the Rev 3 datasheet, with guaranteed operation at −40°C to +105°C under all valid VDD conditions.