MC9S08DV128MLF - 8-bit 128KB Flash CAN MCU | NXP | 48-LQFP
Référence : MC9S08DV128MLF ✗ Fin de vie| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $8.42 | $8,42 |
| 10 | $7.85 | $78,50 |
| 100 | $6.94 | $694,00 |
| 500 | $6.21 | $3 105,00 |
| 1 000 | $5.74 | $5 740,00 |
MC9S08DV128MLF Présentation
An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, memory, and peripherals around an 8-bit data path. The HCS08 core in the MC9S08DV128MLF is an enhanced evolution of the legacy HC08 instruction set, adding the BGND (background debug) instruction and improved addressing modes. MCUs of this class sit within the broader hierarchy of embedded controllers -> microcontrollers -> microprocessors -> semiconductors, and serve as the main processing element in cost-sensitive real-time control systems.
Key features include 128KB on-chip Flash, 2KB to 8KB RAM, an embedded CAN 2.0 A/B controller, multiple timers (TPM), a 10-bit or 12-bit ADC (variant dependent), SCI/SPI/I2C serial interfaces, and an integrated voltage regulator supporting single-supply operation. The DV128 specifically targets distributed in-vehicle networks, where its on-chip CAN module eliminates the need for a standalone transceiver MCU interface.
Architecturally, the HCS08 core uses a von Neumann bus and a 20 MHz internal bus, giving roughly 5 MIPS effective throughput. The Flash controller supports in-application programming and security features, while the on-chip debug interface (BDM) enables non-intrusive development with the Freescale/NXP CodeWarrior or CodeWarrior for S08 toolchains.
Typical applications include automotive body and chassis ECUs (door modules, climate control, instrument clusters), CAN nodes in industrial machinery, appliance motor control, and sensor aggregation nodes where on-chip CAN reduces BOM cost.
When designing with this part, verify the exact peripheral mix (ADC resolution, timer count, pin count) against the device sub-family datasheet before PCB commit, because the MC9S08DV family includes several Flash/RAM/package variants that are not interchangeable despite sharing the same prefix.
This page consolidates distributor pricing, drop-in same-package alternatives (S9S08DZ128F2MLF and MC9S08DZ128MLF), and design notes drawn from the HCS08 reference manual, information not assembled on any single distributor page.
Alternatives de remplacement direct pour MC9S08DV128MLF — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
S9S08DZ128F2MLF
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
MC9S08DZ128MLF
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
MC9S08DV128MLF Valeurs maximales et caractéristiques électriques
| Core Architecture | HCS08 (enhanced 8-bit) |
| CPU Bit Width | 8 bit |
| Maximum CPU Frequency | 40 MHz (20 MHz bus) |
| Instruction Set | HCS08 with BGND (HC08-compatible) |
| Program Memory (Flash) | 128 KB |
| Operating Voltage | 2.7 V to 5.5 V (3.3 V / 5 V rails) |
| Supply Voltage Typ | 3.3 V / 5 V |
| Integrated CAN Controller | Yes (CAN 2.0 A/B, on-chip) |
| Nombre de broches | 48 |
| Boîtier | 48-LQFP (7x7 mm) |
| Type de montage | Surface Mount (Gull Wing) |
| Interrupt Sources | Up to 32 interrupt/reset sources |
| Temperature Grade | Automotive (per Freescale partstack listing) |
| On-chip Debug | BDM (Background Debug Mode) |
Configuration des broches de MC9S08DV128MLF
| Broche 1 | PTB0/TxCAN — GPIO / CAN transmit (per HCS08 DV128 datasheet) |
| Broche 2 | PTB1/RxCAN — GPIO / CAN receive |
| Broche 3 | PTB2 — GPIO / peripheral function (mux per datasheet) |
| Broche 4 | PTB3 — GPIO / peripheral function |
| Broche 5 | VDD — Supply voltage (2.7V-5.5V) |
| Broche 6 | VSS — Ground |
| Broche 7 | PTB4 — GPIO |
| Broche 8 | PTB5 — GPIO |
| Broche 9 | PTB6 — GPIO |
| Broche 10 | PTB7 — GPIO |
| Broche 11 | PTC0 — GPIO / ADC channel |
| Broche 12 | PTC1 — GPIO / ADC channel |
| Broche 13 | PTC2 — GPIO / ADC channel |
| Broche 14 | PTC3 — GPIO / ADC channel |
| Broche 15 | PTC4 — GPIO / ADC channel |
| Broche 16 | PTC5 — GPIO / ADC channel |
| Broche 17 | PTC6 — GPIO / ADC channel |
| Broche 18 | PTC7 — GPIO / ADC channel |
| Broche 19 | PTD0 — GPIO / peripheral function |
| Broche 20 | PTD1 — GPIO / peripheral function |
| Broche 21 | PTD2 — GPIO / peripheral function |
| Broche 22 | PTD3 — GPIO / peripheral function |
| Broche 23 | PTD4 — GPIO / peripheral function |
| Broche 24 | PTD5 — GPIO / peripheral function |
| Broche 25 | PTD6 — GPIO / peripheral function |
| Broche 26 | PTD7 — GPIO / peripheral function |
| Broche 27 | PTE0 — GPIO / peripheral function |
| Broche 28 | PTE1 — GPIO / peripheral function |
| Broche 29 | PTE2 — GPIO / peripheral function |
| Broche 30 | PTE3 — GPIO / peripheral function |
| Broche 31 | PTE4 — GPIO / peripheral function |
| Broche 32 | PTE5 — GPIO / peripheral function |
| Broche 33 | PTE6 — GPIO / peripheral function |
| Broche 34 | PTE7 — GPIO / peripheral function |
| Broche 35 | BKGD — Background Debug Mode pin |
| Broche 36 | RESET — Reset input (active low) |
| Broche 37 | XTAL — Crystal oscillator input |
| Broche 38 | EXTAL — External clock input / crystal output |
| Broche 39 | VDD — Supply voltage |
| Broche 40 | VSS — Ground |
| Broche 41 | PTA0 — GPIO / peripheral function |
| Broche 42 | PTA1 — GPIO / peripheral function |
| Broche 43 | PTA2 — GPIO / peripheral function |
| Broche 44 | PTA3 — GPIO / peripheral function |
| Broche 45 | PTA4 — GPIO / peripheral function |
| Broche 46 | PTA5 — GPIO / peripheral function |
| Broche 47 | PTA6 — GPIO / peripheral function |
| Broche 48 | PTA7 — GPIO / peripheral function |
Applications typiques
MC9S08DV128MLF convient pour 6 applications: Automotive Body Control Module (BCM), Industrial CAN Sensor Node, Automotive Instrument Cluster Sub-MCU, HVAC Control Module, Appliance Motor Control (Washing Machine, Dishwasher), Battery Management Slave Module (Automotive 12V/48V).
Automotive Body Control Module (BCM)
Why the MC9S08DV128MLF fits BCM: the on-chip CAN 2.0 A/B controller and 128 KB Flash deliver a single-chip body controller that talks to other ECUs on the in-vehicle network while storing lighting, door, and climate calibration tables. The 40 MHz HCS08 core provides enough throughput to service a 500 kbps CAN bus plus periodic PWM for seat/lighting actuators without dropping frames. How it is used + trade-off: the MCU is placed between a CAN transceiver (e.g. TJA1050) and discrete low-side drivers, with firmware scheduled around a 1 ms CAN tick; the 8-bit core constrains how many simultaneous CAN messages can be processed versus a 32-bit S32K, but the BOM cost saving is roughly $2-3 per module at automotive volumes.
Recommandé
Industrial CAN Sensor Node
Why the MC9S08DV128MLF fits sensor nodes: 128 KB Flash accommodates CANopen or DeviceNet protocol stacks plus sensor calibration constants, while the integrated CAN controller eliminates the need for a separate CAN IC in cost-sensitive industrial modules. The 2.7V-5.5V supply range supports 3.3V and 5V sensor rails directly. How it is used + trade-off: the MCU aggregates analog inputs via its on-chip ADC, runs the CAN stack, and broadcasts process data at 100-500 kbps; the 8-bit CPU becomes the bottleneck only if a high-rate (>1 kHz) control loop is needed, in which case a Cortex-M0+ upgrade is preferred. The 48-LQFP (7x7) footprint stays compact for DIN-rail mount modules.
Recommandé
Automotive Instrument Cluster Sub-MCU
Why the MC9S08DV128MLF fits a cluster sub-MCU: the 128 KB Flash holds indicator logic and CAN message filtering tables, while the HCS08 core's deterministic interrupt latency ensures gauge stepper and indicator updates stay in sync with incoming vehicle CAN frames. The 48-LQFP package eases PCB routing inside tight cluster housings. How it is used + trade-off: positioned as a satellite to a main cluster processor, the DV128 drives warning lamps and a segment-LCD via GPIO; designers pair it with a dedicated stepper driver IC and accept the 8-bit compute limit by offloading graphics to the host MCU.
Recommandé
HVAC Control Module
Why the MC9S08DV128MLF fits HVAC control: the integrated CAN bus and 128 KB Flash comfortably hold the climate-control state machine, PID loop for blower speed, and CAN diagnostic handlers. The 5V tolerance lets the MCU share the HVAC actuator supply rail without level shifters. How it is used + trade-off: the MCU drives TRIAC-fired blower motors and stepper damper actuators while reading NTC temperature sensors on its ADC; the 40 MHz HCS08 closes the temperature-control loop at 100 Hz with adequate margin, although engineers targeting 1 ms response should benchmark the PID math against the 8-bit cycle budget before committing.
Recommandé
Appliance Motor Control (Washing Machine, Dishwasher)
Why the MC9S08DV128MLF fits appliance motor control: 128 KB Flash stores the motor commutation lookup tables and fault-handling firmware, while the HCS08 PWM timers drive the inverter power stage at 20 kHz with deterministic edge timing. The 2.7V-5.5V supply supports 3.3V digital rails commonly used in modern appliance front panels. How it is used + trade-off: the MCU runs field-oriented control (FOC) on a single-phase or small three-phase motor, reading current via ADC and modulating PWM; the 8-bit core handles sub-100 W motors cleanly but requires careful cycle budgeting for high-RPM FOC above 20 krpm.
Recommandé
Battery Management Slave Module (Automotive 12V/48V)
Why the MC9S08DV128MLF fits a battery slave: the integrated CAN interface lets the slave report cell voltages and temperatures over the vehicle network, while 128 KB Flash absorbs lookup tables for cell balancing and SOC estimation curves. The automotive temperature grade supports under-hood placement with derating. How it is used + trade-off: the MCU multiplexes a 12-16 channel ADC front-end (external or via on-chip ADC) and publishes CAN messages at 100 ms intervals; designers accept the 8-bit throughput because the heavy SOC math runs on a master BMS controller, with the slave doing measurement and CAN only.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour MC9S08DV128MLF — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | S9S08DZ128F2MLF | MC9S08DZ128MLF | MC9S08AC60CPUE | MC9S08FL8CLC |
|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 48-LQFP (7x7) | 48-LQFP (7x7) - same | 48-LQFP (7x7) - same | 64-LQFP - different (cross_package) | 32-LQFP - different (cross_package) |
| Core | HCS08, 8-bit, 40 MHz | HCS08, 8-bit, 40 MHz | HCS08, 8-bit, 40 MHz | HCS08, 8-bit, 40 MHz | HCS08, 8-bit, 40 MHz |
| Flash | 128 KB | 128 KB | 128 KB | 60 KB (-53%) | 8 KB (-94%) |
| Integrated CAN | Yes | Yes | Yes | No | No |
| Operating Voltage | 2.7V-5.5V | 2.7V-5.5V | 2.7V-5.5V | 2.7V-5.5V | 2.7V-5.5V |
| Lifecycle Status | NRND | Active | NRND | NRND | NRND |
| Pin Count | 48 | 48 | 48 | 64 | 32 |
Principaux différenciateurs
- On-chip CAN 2.0 controller in 48-LQFP (vs MC9S08AC60CPUE)
- Drop-in pin-compatible with S9S08DZ128F2MLF (vs S9S08DZ128F2MLF)
- Twice the Flash of AC60 family (vs MC9S08AC60CPUE)
Notes de conception
The MC9S08DV128MLF operates from 2.7V-5.5V and includes an internal voltage regulator; bypass VDD with a 100 nF ceramic capacitor placed within 5 mm of each VDD pin (the device has two VDD pins, pins 5 and 39). Add a bulk 4.7 uF tantalum or ceramic at the regulator input. For automotive 12V supply rails, place a TVS diode and common-mode choke ahead of the 5V LDO that feeds the MCU. In-rush current on cold-crank (down to 6V) must be evaluated against the LDO drop-out; NXP recommends staying above 2.7V at the MCU VDD for full Flash program/erase integrity.
Common pitfall #1: confusing the DV128 with the DZ128 or AC60 in the same HCS08 family. The DV128 has on-chip CAN, 48-LQFP, and 128 KB Flash; the DZ128 has different peripheral mix; the AC60 has 60 KB Flash and no CAN. Pitfall #2: leaving the BKGD pin floating during reset - it must be pulled high through a 4.7 kohm resistor or the device enters debug mode unintentionally. Pitfall #3: omitting the EXTAL load capacitors (typically 10-33 pF) which prevents the oscillator from starting at cold temperature. Pitfall #4: forgetting that the BGND instruction is HCS08-only - HC08 code must be recompiled, not just relinked.
Place decoupling capacitors (100 nF X7R) on each VDD pin and a 4.7 uF bulk near the regulator output. Route the crystal traces between XTAL/EXTAL and the load caps as short and symmetrical as possible, guarded by a ground pour. Keep the CAN bus differential traces (PTB0/TxCAN, PTB1/RxCAN) matched in length and impedance to the transceiver, and avoid routing them parallel to noisy PWM traces for >5 mm. Expose a small ground copper island under the MCU's thermal pad (if any) to improve EMI; the 48-LQFP (7x7) has no exposed pad, so this step is optional.
Informations de conformité
RoHS, REACH, lead-free, and halogen-free status were not stated in the verified distributor listings. Temperature grade listed as AUTOMOTIVE by Partstack (Freescale listing), but explicit AEC-Q100 qualification was not confirmed in the snippets.