MC9S08DV32MLH - 40MHz 32KB 8-Bit MCU | NXP
N.º da peça: MC9S08DV32MLH ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $5.5949 | $5,59 |
| 10 | $0 | $0,00 |
| 100 | $0 | $0,00 |
| 500 | $0 | $0,00 |
| 1.000 | $0 | $0,00 |
MC9S08DV32MLH Visão geral
A microcontroller is a compact embedded-control device that integrates a processor core, nonvolatile program memory, data memory, peripherals, and input/output interfaces on one semiconductor package. The HCS08 architecture belongs to the broader 8-bit microcontroller hierarchy. Compared with larger 16-bit or 32-bit processors, it targets economical control tasks requiring deterministic peripheral access, low system complexity, and embedded communication rather than intensive computation.
The verified feature set emphasizes 32 KB of flash organized as 32K x 8, 2K x 8 RAM, 53 I/O pins, and a maximum listed CPU frequency of 40 MHz. The ADC provides 16 channels, 12-bit resolution, and a stated 2.5-second conversion time. Connectivity includes CAN, I2C, SPI, and two SCI interfaces. These resources support mixed-sensor, actuator, communications, and control designs without requiring several discrete interface devices.
One source describes a 20-MHz operating rate and 33,792 bytes of flash, while distributor records identify the same device as a 40-MHz S08 with 32 KB of flash. For design use, the ordering-code documentation and manufacturer datasheet should control clock configuration, conversion timing, memory limits, and electrical limits where aggregated listings differ. The external oscillator requirement identified in the verified data also makes clock-source planning essential.
Typical uses include industrial control modules, automotive body or vehicle electronics, CAN-connected equipment, sensor acquisition systems, communications controllers, and compact embedded products. The broad peripheral mix suits designs that need local I/O, serial communications, and analog measurement in one 64-pin device. Software should account for the 20-MHz bus statement when configuring bus timing and peripheral clock expectations.
Designers should verify oscillator circuitry, decoupling, reset behavior, unused-pin treatment, and peripheral pin multiplexing against the official datasheet before release. PCB routing should keep sensitive analog and communication paths controlled, especially when the ADC, CAN, SPI, or SCI interfaces are active. Firmware should use the documented clock modes rather than assuming that a 40-MHz CPU rate applies to every peripheral clock domain.
This page consolidates verified distributor specifications, package and memory details, sourcing information, technical context, and design cautions. It distinguishes directly verified facts from unresolved parameters and avoids treating generic cross-reference results as proof of pin-to-pin replacement.
Alternativas drop-in para MC9S08DV32MLH — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com MC9S08DV32MLH (mesmo formato e footprint) — diferindo em Package, Product Type, RAM Size, Communication Interfaces, Connectivity.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
MC9S08DV60MLH
✅ Drop-In ⚠️ Especificações não verificadas✓ Em estoque
Consulte o preço
Ver ficha técnica →MC9S08DN32MLF
✅ Drop-In ⚠️ Especificações não verificadas✓ Em estoque
$7.2282 / unidade
Ver ficha técnica →MC9S08DV128F2CLFR
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
MC9S08AW48CFGER
✅ Drop-In✓ Em estoque
$4.05 / unidade
Ver ficha técnica →MC9S08AW32CFUE
✅ Drop-In✓ Em estoque
$7.18 / unidade
Ver ficha técnica →MC9S08DV32MLH Classificações máximas e características elétricas
| Product Type | 8-bit HCS08 microcontroller |
| CPU Maximum Frequency | 40 MHz |
| Bus Frequency | 20 MHz |
| Program Memory Size | 32 KB (32K x 8) |
| Flash Memory | 33792 bytes |
| RAM Size | 2 KB (2K x 8) |
| Number of I/O | 53 |
| ADC Resolution | 12-bit |
| ADC Channels | 16 channels |
| ADC Conversion Time | 2.5 s |
| Communication Interfaces | CAN, I2C, SPI, 2 SCI |
| Interrupt/Reset Sources | Up to 32 sources |
| Oscillator Type | External |
| Architecture | HCS08 |
| Process Technology | CMOS |
| Encapsulamento | 64-LQFP, 10 mm x 10 mm |
| Tipo de montagem | Surface mount |
| Terminal Count | 64 terminals |
| Packaging | Tray |
| Temperature Grade | Automotive |
Guia de Configuração de Pinos do MC9S08DV32MLH 64-lqfp, 10 mm x 10 mm
Configuração de pinos para MC9S08DV32MLH (pacote 64-lqfp, 10 mm x 10 mm). Este CI digital inclui GPIO, interfaces de comunicação (UART, SPI, I2C) e pinos de alimentação. Consulte o datasheet do fabricante para funções alternativas dos pinos e opções de configuração. Essencial para projeto de sistemas embarcados e layout de PCB.
Nenhum dado detalhado de pinagem disponível para MC9S08DV32MLH.
Consulte a ficha técnica para a configuração completa dos pinos.
Aplicações típicas
MC9S08DV32MLH é adequado para 6 aplicaçãos: Automotive CAN Control, Industrial Sensor Acquisition, CAN Network Gateway, Vehicle Body Electronics, Serial Communication Controller, Compact Embedded Control System.
Automotive CAN Control
MC9S08DV32MLH fits a compact vehicle control module that needs local I/O, CAN communication, and mixed analog conditioning in one MCU. The verified 53 I/O pins provide ample external signal distribution, while the integrated CAN interface avoids a separate protocol controller. The 32 KB flash and 2 KB RAM must be allocated carefully for protocol handling, diagnostics, calibration, and application logic. The external oscillator requirement means the vehicle module must include a properly designed clock source and startup path. The listed automotive temperature grade is a useful selection signal, but final suitability requires confirmation of voltage limits, temperature limits, qualification status, and CAN electrical-transceiver requirements.
Recomendado
Industrial Sensor Acquisition
The MC9S08DV32MLH is appropriate for an industrial acquisition module that gathers multiple analog inputs and coordinates actuators or reports through serial links. Its verified 16-channel, 12-bit ADC provides the measurement framework for pressure, temperature, position, or process-control signals, while 53 I/O pins support discrete inputs and outputs. I2C and SPI can connect sensors and converters, and SCI provides a host or service interface. Designers should verify the stated 2.5-second conversion time against the actual sampling plan, because the application requirement must be compared with the official ADC timing and operating conditions rather than relying on a distributor snippet alone.
Recomendado
CAN Network Gateway
MC9S08DV32MLH can serve as the local controller in a CAN gateway or industrial communication hub that must translate or supervise data between a CAN segment and another embedded interface. The device combines CAN, I2C, SPI, and two SCI interfaces, allowing a single MCU to manage several peripheral classes while retaining 53 I/O lines. Firmware should validate bus timing, arbitration behavior, error handling, and watchdog strategy using the manufacturer documentation. The 32 KB flash and 2 KB RAM provide useful embedded capacity, but buffering and protocol tables must be sized before the gateway design is committed. A separate CAN transceiver is still required at the physical network interface.
Recomendado
Vehicle Body Electronics
MC9S08DV32MLH can be evaluated for body-control tasks such as switch input consolidation, lamp or relay control, diagnostic communication, and actuator sequencing. Its 53 I/O and 64-LQFP package offer more connection density than many compact controllers, while the 40 MHz listed CPU capability supports responsive event handling. The verified automotive temperature-grade description supports preliminary selection, but it does not by itself establish full automotive qualification. Engineers must verify transient protection, operating voltage, wake behavior, reset logic, and thermal limits against the official device documentation. Production designs should also include suitable protection networks and a controlled external clock implementation.
Recomendado
Serial Communication Controller
The MC9S08DV32MLH is suitable for a communications controller that must coordinate multiple serial devices while retaining local control I/O. Two SCI channels can support independent UART-style links, while I2C and SPI provide alternatives for sensors, memory, converters, and display or storage peripherals. The 40 MHz HCS08 CPU listing is useful for event-driven protocol work, but the supplied source also states a 20-MHz bus, so firmware timing should use the documented clock tree rather than assuming that every peripheral runs at 40 MHz. Pin multiplexing, electrical standards, and transceiver selection must be finalized from the official pinout.
Recomendado
Compact Embedded Control System
MC9S08DV32MLH works well for a compact embedded controller that coordinates sensors, outputs, communications, and timing functions without a higher-performance processor. The HCS08 architecture is aimed at embedded control, while the verified 32 KB flash and 2 KB RAM provide resources for moderate application code and data. The 16-channel ADC supports monitoring, and the external oscillator arrangement allows system-level clock planning. Firmware should include watchdog handling, reset-cause diagnosis, brownout-aware startup, and peripheral shutdown paths. Before schematic release, verify the complete pin multiplex map, package dimensions, decoupling requirements, and electrical limits from the official documentation.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para MC9S08DV32MLH — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | MC9S08DV60MLH | MC9S08DN32MLF | MC9S08DV128F2CLFR | MC9S08AW48CFGER | MC9S08AW32CFUE |
|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 64-LQFP, 10 mm x 10 mm | 64-LQFP; compatibility requires verification | 64-LQFP candidate; compatibility requires verification | 48-LQFP; not verified as same package | 48-LQFP; not verified as same package | 32-LQFP; not verified as same package |
Principais diferenciais
- Broad integrated connectivity in one MCU (vs MC9S08AW32CFUE)
- Higher confirmed I/O density (vs MC9S08AW48CFGER)
- Confirmed 12-bit analog acquisition capability (vs MC9S08DV60MLH)
Notas de projeto
The verified data does not include supply-voltage limits or current consumption, so do not finalize the power tree from the snippets. Obtain the manufacturer electrical specifications, then place the required bypass capacitors at the pins identified by the reference design. Separate noisy digital return paths from sensitive analog returns where practical, and use the external oscillator only with the documented loading, startup, and stability requirements.
The MC9S08DV32MLH uses a 64-LQFP package and provides 53 I/O, so the layout must preserve the exact pin multiplex map and exposed thermal or ground requirements from the package drawing. Keep traces short for external clock and high-speed communication routes, provide solid ground-plane continuity, and route analog inputs away from switching nodes. Do not use a generic QFP footprint without checking pad dimensions and pin numbering.
The supplied sources conflict between a listed 40 MHz CPU and a separate 20 MHz operating-rate description, and one source expresses the ADC conversion time as 2.5 s. Treat these as verification points rather than settled design constants. Confirm the clock-tree limits, bus timing, ADC timing, and package pin assignments in the official device documentation before coding or schematic release.
No verified thermal resistance, junction-temperature, or power-dissipation values are supplied. Calculate thermal performance only after obtaining the manufacturer limits and the actual supply voltage, core activity, I/O loading, and ambient conditions. Use copper spreading and, if required by the calculated dissipation, thermal vias or a heat-spreading strategy specified by the package documentation.
Informações de conformidade
The supplied sources identify an automotive temperature grade but do not provide manufacturer compliance declarations. Do not infer RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals status from the distributor listings.