S9S12G128AVLFR - 16-bit HCS12 MCU, 128KB Flash, 48-LQFP | NXP
Артикул: S9S12G128AVLFR ✓ Активен| Кол-во | Цена за ед. | Итого |
|---|---|---|
| 1 | $10.48 | $10,48 |
| 10 | $9.42 | $94,20 |
| 100 | $8.36 | $836,00 |
| 500 | $7.55 | $3.775,00 |
| 1.000 | $6.78 | $6.780,00 |
S9S12G128AVLFR Обзор
What is an HCS12 microcontroller? The HCS12 (and its S12XE/S12G descendants) is NXP's 16-bit CISC microcontroller family evolved from the original Freescale HC12 architecture, targeting automotive body, chassis, and industrial control applications. Within the broader semiconductor taxonomy, an HCS12 MCU belongs to the class of embedded microcontrollers -> 16-bit microcontrollers -> automotive microcontrollers -> mixed-signal automotive ICs. Its hallmark is a deterministic interrupt response, on-chip peripherals (timer/PWM, ADC, SCI, SPI, CAN), and Flash memory suited for in-system reprogramming during end-of-line flashing and field updates.
Key features include 40 general-purpose I/O lines, a 10-bit ADC resolution, integrated CAN 2.0A/B controller, multiple serial communication interfaces, and on-chip oscillator with PLL for flexible clock generation. The 12V1 core is optimized for low-power operation with multiple STOP and WAIT modes suitable for body control modules that spend most of their lifecycle in sleep.
Architecture-wise, the S12G family uses a 16-bit CISC CPU with a von Neumann bus, a BDM (Background Debug Mode) interface for non-intrusive in-circuit debug, and on-chip voltage regulator supporting 3.3 V or 5 V single-supply operation. The high-resolution timer and PWM modules are suited for motor control loops and lighting controls, while the CAN module addresses in-vehicle networking.
Typical applications include automotive body controllers, seat and door modules, HVAC blowers, instrument clusters, generic CAN nodes, and 12 V industrial sensor front-ends. Designers also use the 12V1 in LIN/CAN gateway nodes and small motor drivers where pin count, CAN support, and 5 V I/O tolerance matter.
A key design consideration is decoupling: place one 100 nF plus one 4.7 uF bulk capacitor within 5 mm of VDD/VDDR pins to stabilize the internal regulator. Ensure BKGD is pulled high during reset to enable normal mode entry; an unintentional LOW on BKGD places the MCU in BDM mode.
This page synthesizes distributor pricing, pin-compatible drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.
Аналоги без доработки для S9S12G128AVLFR — тот же корпус, pin-to-pin совместимость. Компоненты в других корпусах, требующие переработки PCB, исключены.
Варианты в этой серии
Модели той же серии, совместимые без доработки с S9S12G128AVLFR (тот же форм-фактор и посадочное место) — отличается по Operating Temperature, Package, Core.
Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:
S9S12G128AMLH
✅ Прямая замена📋 Справочный аналог (нет в каталоге)
S9S12G128ACFCR
✅ Прямая замена ⚠️ Характеристики не проверены📋 Справочный аналог (нет в каталоге)
S9S12G96AVLFR
✅ Прямая замена ⚠️ Характеристики не проверены📋 Справочный аналог (нет в каталоге)
S9S12G64AVLF
✅ Прямая замена ⚠️ Характеристики не проверены📋 Справочный аналог (нет в каталоге)
MC9S12G128MLH
✅ Прямая замена ⚠️ Характеристики не проверены📋 Справочный аналог (нет в каталоге)
S912G128MLH
✅ Прямая замена ⚠️ Характеристики не проверены📋 Справочный аналог (нет в каталоге)
S9S12G128AVLFR Максимальные параметры и электрические характеристики
| Core | HCS12 / S12 (16-bit CISC) |
| Series | S12G, 12V1 generation |
| Program Memory | 128 KB Flash |
| RAM | 8 KB |
| Maximum CPU Clock | 25 MHz |
| Разрядность шины данных | 16 bit |
| ADC Resolution | 10 bit |
| Number of I/O | 40 I/O |
| Рабочее напряжение питания | 3.13 V to 5.5 V |
| Рабочая температура | -40C to +105C |
| Способ монтажа | Surface Mount (SMD/SMT) |
| Корпус | 48-LQFP (7x7 mm) |
| Communication Interfaces | 1x CAN 2.0A/B, multiple SCI/SPI |
| Debug Interface | BDM (Background Debug Mode) |
| On-chip Voltage Regulator | Yes (single 5 V supply) |
| Статус RoHS | Compliant |
Конфигурация выводов S9S12G128AVLFR
| Контакт 1 | PE1/XADDR0 — Port E / external address |
| Контакт 2 | PE0/XADDR1 — Port E / external address |
| Контакт 3 | VDD1 — Digital supply (regulated) |
| Контакт 4 | VSS1 — Digital ground |
| Контакт 5 | PB7/TxCAN — Port B / CAN transmit |
| Контакт 6 | PB6/RxCAN — Port B / CAN receive |
| Контакт 7 | PB5/MOSI1 — Port B / SPI MOSI |
| Контакт 8 | PB4/MISO1 — Port B / SPI MISO |
| Контакт 9 | PB3/SCK1 — Port B / SPI clock |
| Контакт 10 | PB2/SS1 — Port B / SPI slave select |
| Контакт 11 | BKGD — Background Debug Mode pin |
| Контакт 12 | RESET — Reset (active low) |
| Контакт 13 | VDDR — External supply for I/O |
| Контакт 14 | VSSR — I/O ground |
| Контакт 15 | PAD00/AN00 — Port A / ADC input |
| Контакт 16 | PAD01/AN01 — Port A / ADC input |
| Контакт 17 | PAD02/AN02 — Port A / ADC input |
| Контакт 18 | PAD03/AN03 — Port A / ADC input |
| Контакт 19 | PAD04/AN04 — Port A / ADC input |
| Контакт 20 | PAD05/AN05 — Port A / ADC input |
| Контакт 21 | PAD06/AN06 — Port A / ADC input |
| Контакт 22 | PAD07/AN07 — Port A / ADC input |
| Контакт 23 | PT0/OC0 — Port T / Timer output |
| Контакт 24 | PT1/OC1 — Port T / Timer output |
| Контакт 25 | PT2/OC2 — Port T / Timer output |
| Контакт 26 | PT3/OC3 — Port T / Timer output |
| Контакт 27 | PT4/OC4 — Port T / Timer output |
| Контакт 28 | PT5/OC5 — Port T / Timer output |
| Контакт 29 | PT6/OC6 — Port T / Timer output |
| Контакт 30 | PT7/OC7 — Port T / Timer output |
| Контакт 31 | PS0/RXD0 — Port S / SCI receive |
| Контакт 32 | PS1/TXD0 — Port S / SCI transmit |
| Контакт 33 | PS2/RXD1 — Port S / SCI1 receive |
| Контакт 34 | PS3/TXD1 — Port S / SCI1 transmit |
| Контакт 35 | PM0 — Port M I/O |
| Контакт 36 | PM1 — Port M I/O |
| Контакт 37 | PM2 — Port M I/O |
| Контакт 38 | PM3 — Port M I/O |
| Контакт 39 | PM4 — Port M I/O |
| Контакт 40 | PM5 — Port M I/O |
| Контакт 41 | PM6 — Port M I/O |
| Контакт 42 | PM7 — Port M I/O |
| Контакт 43 | PJ7/ECLK — Port J / E-clock output |
| Контакт 44 | PJ6 — Port J I/O |
| Контакт 45 | PP0/PWM0 — Port P / PWM output |
| Контакт 46 | PP1/PWM1 — Port P / PWM output |
| Контакт 47 | PP2/PWM2 — Port P / PWM output |
| Контакт 48 | PP3/PWM3 — Port P / PWM output |
Типичное применение
S9S12G128AVLFR подходит для 7 применениеs: Automotive Body Control Modules, Door/Seat/Window Modules, Instrument Cluster Side-MCU, Industrial CAN Sensor Nodes, HVAC Blower & Fan Controllers, Household Appliance Control Boards, Battery-Powered IoT Gateways.
Automotive Body Control Modules
The S9S12G128AVLFR fits automotive body controllers where 16-bit deterministic interrupt response, on-chip CAN 2.0A/B at up to 1 Mbps, and 40 I/O lines suffice for lighting, wipers, and accessory switching. The 128 KB Flash supports LIN/CAN driver stacks plus application code, while 8 KB RAM is adequate for sensor-fusion task scheduling. Its -40 to +105 C operating range and 5 V I/O tolerance allow direct interface with 12 V automotive rails via simple transients.
Рекомендуется
Door/Seat/Window Modules
The S9S12G128AVLFR is well matched for distributed door modules handling mirror, window, and seat-position actuators. Its 40 I/O lines directly drive half-bridge FET pre-drivers while the 10-bit ADC samples seat-occupancy and motor-current signals. The 12V1 generation's low STOP-mode current (~1 uA typical) preserves battery life during long vehicle parking. Code reuse from existing HC12 designs migrates almost unchanged into this part.
Рекомендуется
Instrument Cluster Side-MCU
Tachographs, small digital clusters, and HVAC control heads use the S9S12G128AVLFR as a stepping stone before CAN/display co-processors. The part's 25 MHz CPU executes gauge sweeps, stepper-motor drive waveforms, and CAN diagnostics concurrently, while the BDM interface simplifies firmware flashing during EOL testing. Designers prefer its robust ESD and AEC-Q100 alignment when compared with non-automotive 16-bit MCUs.
Рекомендуется
Industrial CAN Sensor Nodes
For industrial CAN nodes in 24 V factory automation, the S9S12G128AVLFR provides a single-supply 5 V MCU with 5 V tolerant I/O, on-chip 10-bit ADC for analog sensor conditioning, and msCAN for sub-1 Mbps industrial field bus. The -40 to +105 C operating range handles factory-floor thermal stress. Its 128 KB Flash accommodates CANopen stack libraries plus application firmware without needing an external SPI memory.
Рекомендуется
HVAC Blower & Fan Controllers
HVAC blower and radiator-fan ECUs rely on the S9S12G128AVLFR for controlling BLDC and brushed-DC motors up to several hundred watts. The part's timer/PWM channels deliver complementary drive waveforms with hardware dead-time insertion, and the ADC samples back-EMF and motor current for closed-loop control. With 40 I/O, the MCU simultaneously manages CAN communication, temperature inputs, and power-stage diagnostics on a 48-LQFP footprint under 7x7 mm.
Рекомендуется
Household Appliance Control Boards
Washing machines, dishwashers, and induction cooktops use the S9S12G128AVLFR for low-cost motor control, water-level detection, and user-interface scanning. The part's robust HCS12 core and on-chip regulator eliminate external components, while 128 KB Flash accommodates IEC 60730 safety software libraries. The -40 to +105 C junction range survives appliance heat zones without derating.
Рекомендуется
Battery-Powered IoT Gateways
IoT gateway nodes that aggregate sensor data via CAN and forward via cellular/Wi-Fi often pair the S9S12G128AVLFR as a low-power CAN front-end. Its STOP modes with sub-1 uA typical current preserve battery during idle periods while the MCU wakes on CAN wake-up frames to handle incoming messages. The 8 KB RAM supports short packet buffers for forwarding to a higher-level application processor.
Рекомендуется
Сводка рекомендуемых товаров
Справочные инженерные данные для S9S12G128AVLFR — сравнение, рекомендации по проектированию и информация о соответствии.
Руководство по выбору
Сравнение с аналогами
| Параметр | Этот товар | S9S12G128AMLH | S9S12G128ACFCR | S9S12G96AVLFR | MC9S12G128MLH |
|---|---|---|---|---|---|
| Package | 48-LQFP (7x7 mm) | 48-LQFP (7x7) | 48-LQFP (7x7) | 48-LQFP (7x7) | 48-LQFP (7x7) |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Program Memory (Flash) | 128 KB | 128 KB | 128 KB | 96 KB | 128 KB |
| RAM | 8 KB | 8 KB | 8 KB | 8 KB | 8 KB |
| Maximum CPU Clock | 25 MHz | 25 MHz | 25 MHz | 25 MHz | 25 MHz |
| Generation / Series | 12V1 (S12G) | 12G (older) | 12V1 (S12G) | 12V1 (S12G) | 12G (older) |
| Number of I/O | 40 | 40 | 40 | 40 | 40 |
| ADC Resolution | 10 bit | 10 bit | 10 bit | 10 bit | 10 bit |
| Operating Temperature | -40C to +105C | -40C to +105C | -40C to +105C | -40C to +105C | -40C to +105C |
Ключевые отличия
- Latest-generation 12V1 silicon over older 12G mask set (против S9S12G128AMLH)
- 48-LQFP 7x7 mm standardization across Flash-density variants (против S9S12G96AVLFR (96 KB) and S9S12G64AVLF (64 KB))
- msCAN hardware with hardware filter (против Generic 16-bit MCU without on-chip CAN)
Заметки по проектированию
Place one 100 nF X7R ceramic plus one 4.7 uF bulk decoupling capacitor within 5 mm of VDDR/VDD pins. The internal regulator draws pulsed current during STOP-mode wake; insufficient bulk causes brownouts on code execution. Pair VSSR with a star-ground connection back to the system ground at the regulator return point to avoid ground bounce during msCAN transitions.
Keep BKGD and RESET traces short (under 25 mm) and isolated from PWM outputs. The BKGD pin is multiplexed with a general-purpose I/O; an unintentional low at reset places the MCU in BDM mode. Maintain >= 2 mm clearance between BKGD signal trace and any switching node to avoid capacitive coupling that may transiently pull BKGD low during reset transitions.
When migrating from older 9S12A/E designs, note the 12V1's different PLL configuration register map and FCLKDIV divider behaviour. Use the S12G Freescale/NXP standard peripheral driver (SPD) rather than legacy HC12 driver code. Estimated: a mis-configured PLL divider at 25 MHz target with a 4 MHz crystal typically causes the part to lock up silently in STOP, which is hard to debug without an oscilloscope on ECLK.
msCAN bus signals must be routed as a differential pair with 120 ohm characteristic impedance and a 4-5 ns propagation skew tolerance. Place the CAN transceiver within 50 mm of the mcu TxCAN/RxCAN pins. Excessive stub length will reflect edges and cause CAN bus-off conditions at 1 Mbps arbitration.
Информация о соответствии
RoHS-compliant lead-free matte-tin plating on 48-LQFP. AEC-Q100 qualified for automotive applications per NXP product family documentation. Halogen-free mold compound per NXP environmental datasheet.