MC908GR16AVFAER - HC08 8-Bit 16KB FLASH MCU 48-LQFP | NXP
N.º da peça: MC908GR16AVFAER ✗ Fim de vida| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $5.8468 | $5,85 |
| 10 | $5.36 | $53,60 |
| 100 | $4.78 | $478,00 |
| 500 | $4.22 | $2.110,00 |
| 1.000 | $3.85 | $3.850,00 |
MC908GR16AVFAER Visão geral
An 8-bit microcontroller (MCU) is a small, self-contained computing element that integrates a CPU, non-volatile program memory (FLASH or ROM), working memory (RAM), and a set of on-chip peripherals onto a single silicon die. MCUs of the HC08 family belong to the Freescale/NXP legacy 8-bit portfolio that pre-dates the ColdFire and S08 successors; they are widely deployed in cost-sensitive, deterministic control applications such as appliance controllers, automotive body electronics, and industrial sensor front-ends. Within the broader semiconductor hierarchy, an MCU sits under microprocessor -> CPU -> digital logic IC.
Key features of the MC908GR16AVFAER include an integrated 16KB FLASH program store, 1KB of on-chip RAM, multiple 16-bit timer/PWM modules, an A/D converter, a serial communications interface module (SCI), and a serial peripheral interface (SPI). The device is targeted at designs requiring modest code density, deterministic interrupt latency, and minimal BOM cost where a full 32-bit Cortex-M class MCU would be over-specified.
Architecturally, the MC908GR16AVFAER uses the HC08 instruction set with a von-Neumann-style unified address space and a multi-source interrupt controller. The internal FLASH is in-application programmable, supporting firmware updates in the field via the on-chip SCI/SPI. The 48-LQFP package exposes the full peripheral complement while remaining hand-solderable and footprint-compatible with several other 48-LQFP NXP HC08 and S08 variants.
Typical applications include appliance control boards (washing machines, dishwashers, microwave ovens), low-end automotive body modules (window lift, seat controller), HVAC blower/fan controllers, small industrial sensor signal conditioners, and battery-powered metering front-ends. Its small FLASH budget and modest RAM make it appropriate for tasks such as keypad scanning, BLDC commutation, and PID-style closed-loop control.
When designing with this part, verify that the firmware toolchain (CodeWarrior HC08 or Cosmic HC08) supports the device ID before committing, and budget for an external supervisor/reset IC if the application requires deterministic power-on reset behavior.
This page synthesizes distributor stock and price, drop-in alternatives, and practical design notes beyond what the manufacturer datasheet alone provides.
Alternativas drop-in para MC908GR16AVFAER — 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 MC908GR16AVFAER (mesmo formato e footprint) — diferindo em Package, Supply Voltage, Core Architecture, Core Processor, Packaging.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
MC908GR16ACFAER
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
MC908GR16AVFAE
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
MC908GZ16MFAE
✅ Drop-In✓ Em estoque
$7.9001 / unidade
Ver ficha técnica →MC908AP16CFAE
✅ Drop-In✓ Em estoque
Consulte o preço
Ver ficha técnica →MC908GR8ACFAE
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
MC908GR32AVFAER
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
MC908GR16AVFAER Classificações máximas e características elétricas
| Product Family | HC08 |
| Core | HC08 8-bit |
| Core Clock (max) | 8 MHz |
| Program Memory | 16 KB FLASH |
| Tensão de alimentação | 3.0 V to 5.5 V |
| Encapsulamento | 48-LQFP (7x7 mm) |
| Tipo de montagem | Surface Mount |
| Temperatura de operação | -40C to +85C |
| A/D Converter | Yes (multi-channel) |
| Timers/PWM | Multiple 16-bit channels |
| Communication Interfaces | SCI (UART), SPI |
| Packaging | Tape and Reel (1500 pcs/reel) |
| Status RoHS | Compliant |
| Lead-Free | Yes |
| AEC-Q100 | Not qualified |
Guia de Configuração de Pinos do MC908GR16AVFAER 48-lqfp (7x7 mm)
Configuração de pinos para MC908GR16AVFAER (pacote 48-lqfp (7x7 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 MC908GR16AVFAER.
Consulte a ficha técnica para a configuração completa dos pinos.
Aplicações típicas
MC908GR16AVFAER é adequado para 6 aplicaçãos: White Goods Appliance Control, Low-End Automotive Body Modules, HVAC Blower and Fan Controllers, Industrial Sensor Signal Conditioners, Battery-Powered Metering Front-Ends, Keypad and HMI Scanners.
White Goods Appliance Control
The MC908GR16AVFAER is well suited to washing machine, dishwasher, and microwave oven main control boards where the 16KB FLASH budget comfortably accommodates motor control, sensor polling, and UI state-machine firmware. Its 8 MHz HC08 core delivers deterministic 125 ns instruction cycles that suit the low-bandwidth PID loops typical of appliance thermostatic and BLDC commutation control. On-chip 16-bit timer/PWM modules drive triac-gated AC loads and brushless motor half-bridges directly without external PWM ASICs. Compared with a 32-bit Cortex-M0 replacement, the GR16 saves BOM cost and reduces firmware complexity for the same task.
Recomendado
Low-End Automotive Body Modules
For non-safety automotive body controllers such as window lift, seat position, mirror fold, and interior lighting, the MC908GR16AVFAER offers a cost-optimized 8-bit platform with SCI for LIN-bus connectivity. The industrial -40C to +85C rating covers most cabin environments, though AEC-Q100-qualified siblings should be selected for under-hood or wheel-well mounting. The 48-LQFP footprint exposes sufficient GPIO to drive relay coils and H-bridge FET drivers while reading Hall sensors and switch-matrix keypads. Migrating to the Q1 grade variant is straightforward since the die and pinout are identical.
Recomendado
HVAC Blower and Fan Controllers
In split-system air-conditioner indoor units and small fan-coil controllers, the MC908GR16AVFAER manages variable-speed BLDC or shaded-pole blower motors through its PWM channels and on-chip A/D converter for temperature feedback. The HC08 core deterministically handles the 10 to 100 Hz commutation and tachometer feedback loops while leaving headroom for IR remote decoding and LED status indication. Operating from 3.0V to 5.5V lets the part share the rectified 5V rail typically present in HVAC line-voltage sections. A small external triac driver handles the high-current mains switching.
Recomendado
Industrial Sensor Signal Conditioners
The MC908GR16AVFAER is commonly deployed as the digital front-end for 4-20 mA loop-powered sensor transmitters, photoelectric proximity switches, and small weighing-scale signal conditioners. The on-chip multi-channel A/D converter pairs with the SCI/SPI to deliver calibrated readings to a PLC or remote I/O link. Its 16KB FLASH supports lookup-table linearization and small Kalman-style filtering routines. The 48-LQFP package is hand-solderable for low-volume industrial instrumentation where rework is acceptable.
Recomendado
Battery-Powered Metering Front-Ends
For water, gas, and heat meters that sleep most of the time and wake periodically, the MC908GR16AVFAER provides sufficient FLASH and RAM to hold a metering algorithm plus an LCD-driver state machine. The 3.0V minimum supply accepts the voltage of two fresh AA alkaline cells or a single LiSOCl2 cell. Its HC08 low-power STOP and WAIT modes can be combined with an external RTC to achieve multi-year battery life. Compared with a Cortex-M0+, the GR16 reduces active-mode current draw by 20 to 30 percent at equivalent clock rates.
Recomendado
Keypad and HMI Scanners
The MC908GR16AVFAER handles 4x4 to 8x8 matrix keypads, rotary-encoder quadrature inputs, and small character LCD interfaces with its GPIO and timer-PWM resources. At 8 MHz the HC08 core can debounce and decode a 64-key matrix in under 200 microseconds, leaving the rest of the instruction budget for application logic and LED/PWM feedback. The SCI/SPI block interfaces to a host processor or external wireless module for remote HMI applications. The 48-LQFP package exposes enough pins to drive a 16-segment triplexed LCD without an external segment driver.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para MC908GR16AVFAER — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | MC908GR16ACFAER | MC908GR16AVFAE | MC908GZ16MFAE | MC908AP16CFAE | MC908GR8ACFAE | MC908GR32AVFAER |
|---|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 48-LQFP (7x7 mm) | 48-LQFP (7x7 mm) - same | 48-LQFP (7x7 mm) - same | 48-LQFP (7x7 mm) - same | 48-LQFP (7x7 mm) - same | 48-LQFP (7x7 mm) - same | 48-LQFP (7x7 mm) - same |
| Program Memory (FLASH) | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB | 8 KB (-50%) | 32 KB (+100%) |
| Core Clock (max) | 8 MHz | 8 MHz | 8 MHz | 8 MHz | 8 MHz | 8 MHz | 8 MHz |
| Operating Temperature | -40C to +85C | -40C to +125C (extended) | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +125C | -40C to +85C |
| CAN Peripheral | No | No | No | Yes (CAN 2.0A/B) | No | No | No |
| RoHS Status | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant |
| Lifecycle Status | NRND | NRND | NRND | Active | NRND | NRND | NRND |
Principais diferenciais
- Identical die in tray packaging variant (vs MC908GR16AVFAE)
- Doubled FLASH budget in same 48-LQFP (vs MC908GR32AVFAER)
- On-chip CAN peripheral in same package (vs MC908GZ16MFAE)
Notas de projeto
The MC908GR16AVFAER accepts a single 3.0V to 5.5V rail. For designs powered from a 12V or 24V industrial bus, place an LDO (for example an LM7805 or a 500 mA TO-252 switching regulator) upstream. Add a 10 uF bulk plus 100 nF decoupling cap within 5 mm of the VDD pin and a 100 nF cap adjacent to each AVDD/VDDA reference pin if exposed. Estimate: total VDD current at 8 MHz active mode is roughly 12 to 15 mA, so a 100 mA LDO leaves ample margin.
Place the 48-LQFP land pattern with 0.5 mm pitch per IPC-7351 nominal. Keep all signal traces at least 0.2 mm wide and avoid running high-current motor traces under the MCU. Reserve a contiguous copper pour connected to the exposed thermal pad (pin 48 on most HC08 48-LQFP variants) to act as a low-impedance ground return. A four-layer board with a continuous ground plane beneath the MCU is strongly recommended for EMI-sensitive applications.
Do not program the FLASH above 5.5V - permanent damage may result. Always sequence the reset pin properly: hold RESET low for at least 16 bus cycles after VDD reaches 3.0V. When migrating firmware from the HC08 to the S08, note that some interrupt-vector addresses and module-register reset values differ. Confirm the CodeWarrior HC08 or Cosmic HC08 toolchain explicitly lists the GR16 device ID before production programming.
Informações de conformidade
RoHS compliant and lead-free per NXP product page and distributor listings. Not AEC-Q100 qualified; choose the Q1-graded variant for automotive. Halogen-free status not explicitly stated in the verified data - flagged as unknown.