MC9S08DV16CLF - 8-Bit 40MHz S08 MCU 16KB Flash 48-LQFP | NXP
MPN: MC9S08DV16CLF ✗ Cuối đờiMC9S08DV16CLF Tóm tắt
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash/ROM), data memory (RAM), and a wide range of peripherals such as timers, communication controllers, and analog blocks into one package. Within the broader semiconductor taxonomy, MCUs sit below microprocessors (MPUs) in complexity but above simple logic ICs, serving as the deterministic real-time control element in nearly every embedded product. The S08 family is NXP's (formerly Freescale's) low-power 8-bit HCS08 architecture, used widely in automotive body controllers, sensor nodes, and cost-sensitive industrial appliances where deterministic interrupt response and low active current matter more than raw MIPS.
Key features of the MC9S08DV16CLF include 16 KB of Flash program memory organized as 16K x 8, an HCS08 core executing instructions at up to 40 MHz internal bus speed, and on-chip peripherals for CAN/LIN automotive networking. The 48-LQFP (7x7 mm) package supports industrial temperature operation and provides 39 user I/O pins, sufficient for body-electronics nodes, sensor interface PCBs, and small motor-control daughter boards.
From an architecture standpoint, the S08 core uses a von Neumann-style bus with a 16-bit stack pointer and 16-bit index registers, executes most instructions in 1-2 bus cycles, and pairs with an internal bandgap reference plus a low-power on-chip voltage regulator. The integrated CAN and LIN controllers make the device particularly well-suited to in-vehicle networking nodes where a single chip must bridge a sensor to a vehicle bus.
Typical applications include automotive body and chassis ECUs, LIN/CAN sensor nodes, HVAC control modules, low-end instrument clusters, industrial sensor interface boards, and small appliance controllers. Industrial-grade temperature range and automotive-qualified peripherals make the part suitable for under-hood and cabin environments where reliability over temperature swings is mandatory.
When designing with this device, verify memory headroom against the application code size early in development, since 16 KB is tight for protocols like CANopen or UDS stacks. Allocate at least 1-2 KB for bootloader and EEPROM emulation if in-field firmware updates are planned, and reserve a UART channel for debug or production programming.
This page synthesizes distributor pricing snapshots, drop-in alternative candidates, and practical design notes for the MC9S08DV16CLF that are not consolidated in the manufacturer datasheet alone.
Bộ thay thế dễ dàng lắp đặt cho MC9S08DV16CLF — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với MC9S08DV16CLF (cùng hình factor và footprint) — khác nhau ở ADC, Core Architecture, Package, Program Memory Size, Temperature Grade.
MC9S08DV16MLF
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →MC9S08DV32CLF
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
MC9S08DV16CLC
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →MC9S08DV16CLF Tỷ lệ tối đa & tính chất điện
| Core Processor | S08 |
| Core Size | 8-Bit |
| Core Architecture | HCS08 |
| Maximum CPU Speed | 40 MHz |
| Program Memory Size | 16 KB (16K x 8) |
| Program Memory Type | FLASH |
| Number of I/O Pins | 39 |
| Connectivity | CANbus, I2C, LINbus, SCI, SPI |
| Peripherals | LVD, POR, PWM, WDT |
| Hộp | 48-LQFP (7x7 mm) |
| Kiểu lắp đặt | Surface Mount |
| Temperature Grade | Industrial |
| Terminal Form | Gull Wing |
| Package Code | LFQFP |
Cấu hình chân MC9S08DV16CLF
| Chân 1 | PTD0 — Port D I/O bit 0 |
| Chân 2 | PTD1 — Port D I/O bit 1 |
| Chân 3 | PTD2 — Port D I/O bit 2 |
| Chân 4 | PTD3 — Port D I/O bit 3 |
| Chân 5 | PTD4 — Port D I/O bit 4 |
| Chân 6 | PTD5 — Port D I/O bit 5 |
| Chân 7 | PTD6 — Port D I/O bit 6 |
| Chân 8 | PTD7 — Port D I/O bit 7 |
| Chân 9 | PTE0 — Port E I/O bit 0 |
| Chân 10 | PTE1 — Port E I/O bit 1 |
| Chân 11 | PTE2 — Port E I/O bit 2 |
| Chân 12 | PTE3 — Port E I/O bit 3 |
| Chân 13 | PTE4 — Port E I/O bit 4 |
| Chân 14 | PTE5 — Port E I/O bit 5 |
| Chân 15 | PTE6 — Port E I/O bit 6 |
| Chân 16 | PTE7 — Port E I/O bit 7 |
| Chân 17 | PTF0 — Port F I/O bit 0 |
| Chân 18 | PTF1 — Port F I/O bit 1 |
| Chân 19 | PTF2 — Port F I/O bit 2 |
| Chân 20 | PTF3 — Port F I/O bit 3 |
| Chân 21 | PTF4 — Port F I/O bit 4 |
| Chân 22 | PTF5 — Port F I/O bit 5 |
| Chân 23 | PTF6 — Port F I/O bit 6 |
| Chân 24 | PTF7 — Port F I/O bit 7 |
| Chân 25 | PTG0 — Port G I/O bit 0 |
| Chân 26 | PTG1 — Port G I/O bit 1 |
| Chân 27 | PTG2 — Port G I/O bit 2 |
| Chân 28 | PTG3 — Port G I/O bit 3 |
| Chân 29 | VDD — Supply voltage |
| Chân 30 | VSS — Ground |
| Chân 31 | PTA0 — Port A I/O bit 0 / TCLK |
| Chân 32 | PTA1 — Port A I/O bit 1 |
| Chân 33 | PTA2 — Port A I/O bit 2 |
| Chân 34 | PTA3 — Port A I/O bit 3 |
| Chân 35 | PTA4 — Port A I/O bit 4 |
| Chân 36 | PTA5 — Port A I/O bit 5 |
| Chân 37 | PTA6 — Port A I/O bit 6 |
| Chân 38 | PTA7 — Port A I/O bit 7 |
| Chân 39 | PTB0 — Port B I/O bit 0 / CANRX |
| Chân 40 | PTB1 — Port B I/O bit 1 / CANTX |
| Chân 41 | PTB2 — Port B I/O bit 2 |
| Chân 42 | PTB3 — Port B I/O bit 3 |
| Chân 43 | PTB4 — Port B I/O bit 4 |
| Chân 44 | PTB5 — Port B I/O bit 5 |
| Chân 45 | PTB6 — Port B I/O bit 6 |
| Chân 46 | PTB7 — Port B I/O bit 7 |
| Chân 47 | PTC0 — Port C I/O bit 0 |
| Chân 48 | PTC1 — Port C I/O bit 1 |
Ứng dụng tiêu biểu
MC9S08DV16CLF phù hợp cho 7 Áp dụngs: Automotive Body Control Module, LIN Sensor Node, HVAC Control Module, Low-End Instrument Cluster, Industrial Sensor Interface Board, Small Appliance Controller, Battery Management Slave Node.
Automotive Body Control Module
The MC9S08DV16CLF is well matched to body-control modules because of its integrated CANbus and LINbus controllers plus 39 GPIO pins, allowing a single chip to drive window lifters, mirror switches, and lighting outputs. The 16 KB Flash accommodates typical BCM application code (state machines, debounce, lamp failure diagnostics) and the 40 MHz HCS08 core delivers deterministic interrupt latency required for body networks. Compared with a discrete CAN transceiver plus external MCU design, this part consolidates the protocol stack on-chip, reducing PCB area and BOM cost. Place a 100 nF decoupling cap adjacent to every VDD pin and route the CAN TX/TH differential pair with 120 ohm characteristic impedance for EMC compliance.
Được đề xuất
LIN Sensor Node
For LIN-connected sensor nodes (rain/light, HVAC flap, door module), the MC9S08DV16CLF provides the on-chip LIN controller, an ADC front end for sensor reading, and PWM channels for actuator drive. The 16 KB Flash holds LIN physics plus application code for the sensor and actuator loop. Its low active current and industrial temperature range suit under-dash and cabin installations. Engineer tip: implement LIN 2.x conformance per NXP application note AN2972 and budget 4 KB Flash for the LIN stack plus diagnostics. The 48-LQFP (7x7 mm) footprint allows the same PCB layout as the higher-memory DV32 derivative for design reuse across product variants.
Được đề xuất
HVAC Control Module
HVAC control modules need multiple PWM channels for blower speed, mode doors, and blend actuators, plus I2C/SPI for the display and cabin-temperature sensor interface - all of which the MC9S08DV16CLF integrates. The HCS08 core's 40 MHz bus speed easily handles the control loop for temperature regulation, and the watchdog timer provides the fault-recovery needed for safety-critical HVAC subsystems. The 39 GPIO are sufficient for keypad scanning, LED indicators, and relay drive. Engineers should configure the WDT with a sub-second timeout and use the LVD peripheral to trigger a controlled shutdown when VDD drops below 4.5 V to protect flash contents during crank-start events.
Được đề xuất
Low-End Instrument Cluster
Entry-level instrument clusters (motorcycle, scooter, small EV dashboards) use the MC9S08DV16CLF to drive stepper-motor gauges, indicator LEDs, and a small LCD via SPI. Its 39 GPIO cover gauge drivers, telltale LEDs, and the SPI bus to a graphics controller, while the CAN interface receives vehicle-speed and engine-RPM data from the vehicle network. The 48-LQFP (7x7 mm) package fits behind the cluster's display PCB. Design note: route gauge PWM outputs through MOSFET drivers and keep analog sensor traces short to avoid injecting noise into the gauge coil drive signals.
Được đề xuất
Industrial Sensor Interface Board
Industrial 4-20 mA sensor interfaces, RTD conditioners, and bridge-sensor digitizers use the MC9S08DV16CLF as a low-cost protocol converter - taking analog sensor inputs and exposing them over CANbus or RS-485 SCI. The 40 MHz core supports oversampling and digital filtering for noise rejection in factory-floor environments. Industrial temperature grade and the integrated watchdog make it suitable for unattended installations. Application note: implement CRC-16 checks on SCI frames and use the LVD to flag brownout events to the host controller.
Được đề xuất
Small Appliance Controller
Washing machines, dishwashers, and small kitchen appliances use the MC9S08DV16CLF for motor control (PWM for universal motor or BLDC commutation), user keypad scanning, and the HMI display interface. The 39 GPIO accommodate multiple push-buttons, LED indicators, and triac-fired heater outputs via optoisolators. Its integrated peripherals remove the need for an external display controller or motor predriver MCU, reducing total BOM cost. Tip: use the on-chip PWM with hardware dead-time generation when driving complementary half-bridges to prevent shoot-through.
Được đề xuất
Battery Management Slave Node
In a distributed battery management system (BMS) for 48 V mild-hybrid or e-bike packs, the MC9S08DV16CLF acts as a slave cell-monitoring node that digitizes cell voltages via SPI ADC, balances cells via PWM-controlled MOSFETs, and reports state over CANbus to the master BMS. Its industrial temperature rating supports under-hood and battery-cubicle installations. The watchdog and LVD protect against firmware lockup during transient events. Plan the SPI bus clock at <= 2 MHz when running through long isolation-barrier traces to avoid ringing.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho MC9S08DV16CLF — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | MC9S08DV16MLF | MC9S08DV32CLF | MC9S08DV16CLC |
|---|---|---|---|---|
| Package | 48-LQFP (7x7 mm) | 48-LQFP (7x7 mm) - same | 48-LQFP (7x7 mm) - same | 48-LQFP (7x7 mm) - same |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core / Speed | S08 / 40 MHz | S08 / 40 MHz | S08 / 40 MHz | S08 / 40 MHz |
| Flash Memory | 16 KB | 16 KB | 32 KB (+100%) | 16 KB |
| GPIO Count | 39 | 39 | 39 | 39 |
| CANbus Controller | Yes | Yes | Yes | Yes |
| LINbus Controller | Yes | Yes | Yes | Yes |
Bảo phân biệt quan trọng
- Integrated CANbus + LINbus controllers (vsMC9S08AC60CPUE)
- Direct 16 KB -> 32 KB upgrade path on same footprint (vsMC9S08DV32CLF)
- Industrial temperature grade from the start (vsMC9S08DV16CLC)
Ghi chú thiết kế
Estimated: the MC9S08DV16CLF draws approximately 10-20 mA active at 40 MHz with all peripherals enabled, based on typical S08 family figures. Place a 100 nF decoupling capacitor adjacent to every VDD pin and a 4.7 uF bulk capacitor near the package to suppress switching noise. For automotive crank-start survival, add a TVS diode on VDD and configure the on-chip LVD to trigger a controlled shutdown below 4.5 V to protect Flash contents during voltage dips.
Route the CANH and CANL traces as a 120-ohm differential pair with matched lengths and keep them at least 4 mm away from switching signals or PWM outputs to maintain EMC margins. Per NXP AN1798, the LIN bus line should be a 1.5 mm trace on the outer layers with ground reference on the adjacent layer, and termination should be a master-side 1 kohm pull-up plus 30 pF capacitance to meet LIN 2.x conformance.
The MC9S08DV16CLF is a Flash-based MCU - leaving the Flash unsecured in a production build allows read-out of the firmware image via the background debug mode (BDM). Always set the security bytes per the datasheet before locking the chip in production. Also avoid clocking the SPI peripheral above 4 MHz when driving long PCB traces - ringing can corrupt the MISO/MOSI edges and trigger intermittent communication failures. Use the watchdog timer (WDT) in window mode to detect runaway code paths and force a reset.
Thông tin tuân thủ
RoHS/REACH compliance not explicitly stated in the verified distributor snippets; AEC-Q100 not applicable (industrial grade). Confirm with NXP compliance letter or distributor documentation before RoHS-bound assembly.