MC9S08FL16CLC - 8-bit S08 20MHz 16KB Flash MCU 32-LQFP | NXP
料号： MC9S08FL16CLC ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $4.2 | $4.20 |
| 10 | $3.78 | $37.80 |
| 100 | $3.36 | $336.00 |
| 500 | $3 | $1,500.00 |
| 1,000 | $2.65 | $2,650.00 |
| 2,500 | $2.4 | $6,000.00 |
MC9S08FL16CLC 概述
An 8-bit microcontroller (MCU) is a single-chip computer built around an 8-bit data path, integrating a CPU, non-volatile program memory (Flash or ROM), volatile working memory (RAM), timers, communication peripherals, and general-purpose I/O on a single die. Within the broader semiconductor hierarchy, an MCU sits below microprocessors in complexity but above simple logic ICs, and is the cornerstone of embedded electronics. The S08 core is NXP's 8-bit successor to the legacy HC08 architecture, adding the BGND instruction, improved low-power modes, and tighter Flash access.
Key features include 16 KB of Flash with security, 1 KB of RAM, 30 general-purpose I/O pins (across ports A, B, C, and E with interrupt capability), an internal oscillator with FLL stabilization, a 6-channel timer/PWM module (TPM), an 8-bit ADC, plus a KBI (keyboard interrupt) module for wake-up events. The integrated COP watchdog and low-voltage detect (LVD) provide robust system protection. The part operates from 2.7 V to 5.5 V and is qualified to industrial temperature ranges, making it suitable for white goods, motor control boards, and sensor hubs.
The MC9S08FL16CLC uses a Harvard-style S08 core with BDM (Background Debug Mode) for in-circuit programming and debugging. The internal clock module supports FLL-locked frequencies up to 20 MHz from a 32 kHz reference, allowing the design to use an inexpensive external watch crystal rather than a high-speed resonator. The 32-LQFP package provides 30 usable I/O while leaving two pins reserved for supply/ground and reset.
Typical applications include washing-machine control boards, refrigerator user interfaces, induction cooktop front panels, small appliance controllers, and low-cost sensor-conditioning modules. The 20 MHz CPU and rich analog/digital peripherals allow a single chip to replace several discrete components, reducing BOM cost and PCB area.
When designing with the MC9S08FL16CLC, pay close attention to the decoupling network: place one 100 nF X7R ceramic as close as possible to each VDD/VSS pair, plus a bulk 4.7 uF tantalum or electrolytic nearby. The unused PTA pins, if not bonded out on the LQFP-32 variant, must be left floating or driven as outputs to avoid parasitic current draw.
This page synthesizes NXP-authoritative specifications, current distributor pricing tiers, drop-in same-package alternatives within the S08FL family, and practical design notes not assembled in the manufacturer datasheet.
直接替换替代料： MC9S08FL16CLC ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
快速对比工具——选择替代料号进行并排对比：
MC9S08FL8CLC
✅ 直接替换📋 参考替代料（不在目录中）
MC9S08FL16CLD
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
MC9S08SF4VLC
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
MC9S08FL16CLC 最大额定值与电气特性
| Core | S08 (8-bit CISC, HC08-compatible with BGND) |
| CPU Maximum Frequency | 20 MHz |
| Program Memory (Flash) | 16 KB (16K x 8) |
| RAM | 1 KB (1K x 8) |
| Number of I/O | 30 |
| 封装 | 32-LQFP (7x7 mm) |
| 安装类型 | Surface Mount |
| Supply Voltage (VDD) | 2.7 V to 5.5 V |
| 工作温度 | -40C to +85C (industrial) |
| Oscillator | Internal with FLL, external 32 kHz reference support |
| Watchdog | COP watchdog |
| Debug Interface | Background Debug Mode (BDM) |
| Packaging | Tray |
| RoHS 状态 | Compliant |
| Data Brief / Reference Manual | MC9S08FL16RM (NXP) |
MC9S08FL16CLC 引脚配置
| 引脚 1 | PTB0 — Port B I/O bit 0 (KBI-capable) |
| 引脚 2 | PTB1 — Port B I/O bit 1 (KBI-capable) |
| 引脚 3 | PTB2 — Port B I/O bit 2 |
| 引脚 4 | PTB3 — Port B I/O bit 3 |
| 引脚 5 | PTB4 — Port B I/O bit 4 |
| 引脚 6 | PTB5 — Port B I/O bit 5 |
| 引脚 7 | VDD — Supply voltage (2.7-5.5 V) |
| 引脚 8 | VSS — Ground |
| 引脚 9 | PTA0 — Port A I/O bit 0 |
| 引脚 10 | PTA1 — Port A I/O bit 1 |
| 引脚 11 | PTA2 — Port A I/O bit 2 |
| 引脚 12 | PTA3 — Port A I/O bit 3 |
| 引脚 13 | PTA4 — Port A I/O bit 4 |
| 引脚 14 | PTA5 — Port A I/O bit 5 |
| 引脚 15 | PTA6 — Port A I/O bit 6 |
| 引脚 16 | PTA7 — Port A I/O bit 7 |
| 引脚 17 | PTE0 — Port E I/O bit 0 (also TPM channel) |
| 引脚 18 | PTE1 — Port E I/O bit 1 (also TPM channel) |
| 引脚 19 | PTE2 — Port E I/O bit 2 (also TPM channel) |
| 引脚 20 | PTE3 — Port E I/O bit 3 (also TPM channel) |
| 引脚 21 | PTE4 — Port E I/O bit 4 (also TPM channel) |
| 引脚 22 | PTE5 — Port E I/O bit 5 (also TPM channel) |
| 引脚 23 | PTC0 — Port C I/O bit 0 |
| 引脚 24 | PTC1 — Port C I/O bit 1 |
| 引脚 25 | PTC2 — Port C I/O bit 2 |
| 引脚 26 | PTC3 — Port C I/O bit 3 |
| 引脚 27 | PTC4 — Port C I/O bit 4 |
| 引脚 28 | PTC5 — Port C I/O bit 5 |
| 引脚 29 | BKGD — Background Debug Mode pin |
| 引脚 30 | RESET — External reset input (active low) |
| 引脚 31 | EXTAL — External crystal/oscillator input |
| 引脚 32 | XTAL — External crystal output |
典型应用
MC9S08FL16CLC 适用于 7 应用s: Washing Machine Control Board, Refrigerator User Interface, Induction Cooktop Front Panel, Small Appliance Motor Controller, HVAC Sensor Conditioning Module, Low-Cost IoT Sensor Hub, Smart Home Appliance Gateway.
Washing Machine Control Board
The MC9S08FL16CLC suits washing machine control boards thanks to its 16 KB Flash (room for motor control algorithms and UI logic), 30 GPIO for keypad scanning, motor-driver PWM, and water-level sensor inputs. The 20 MHz S08 core executes discrete PI control loops for the drain pump and agitator in well under 1 ms, while the 1 KB RAM holds run-time state for spin-cycle profiles. Industrial -40C to +85C operation covers the kitchen and laundry thermal envelope. The 32-LQFP package sits cleanly behind a 7-segment display PCB, replacing legacy HC08 designs with lower BOM cost and BDM debug access for factory firmware loading.
推荐
Refrigerator User Interface
The MC9S08FL16CLC drives refrigerator user-interface boards by scanning capacitive touch pads via its KBI (keyboard interrupt) module and multiplexing LED/LCD segments. 30 GPIO accommodate multiple temperature-zone displays, door-bell input, and EEPROM I2C for setpoint storage. The internal FLL oscillator with a 32 kHz watch crystal keeps BOM cost low while providing accurate periodic interrupts for defrost timing. The 2.7-5.5 V VDD range matches directly from the appliance's 5 V rail. Its low-power Stop mode (with KBI wake-up) supports Energy Star standby budgets for modern refrigerators.
推荐
Induction Cooktop Front Panel
The MC9S08FL16CLC serves induction cooktop front panels by handling rotary encoder inputs, seven-segment or TFT display multiplexing, and safety interlock monitoring. Its 8-bit ADC reads the rotary position and thermistor temperature while the TPM generates PWM for buzzer tones. The COP watchdog and LVD ensure the cooktop enters a safe state if firmware hangs or supply droops, critical for kitchen safety certification. Industrial temperature rating supports the cooktop's hot ambient. The 32-LQFP package and small Flash footprint give a compact BOM cost for high-volume SKUs.
推荐
Small Appliance Motor Controller
The MC9S08FL16CLC drives small appliance motor controllers in blenders, hand mixers, and fans. Its TPM (timer/PWM module) generates complementary PWM outputs to control an external half-bridge driver at switching frequencies of 10-20 kHz. The 20 MHz S08 core runs sensorless commutation algorithms and current-limit checks per PWM cycle. Industrial temperature rating covers motor self-heating, and 16 KB Flash is enough for soft-start tables and stall-recovery routines. The 32-LQFP package allows compact PCB integration into the appliance base.
推荐
HVAC Sensor Conditioning Module
The MC9S08FL16CLC conditions HVAC sensor inputs such as NTC thermistors, humidity probes, and airflow sensors through its 8-bit ADC and I2C peripheral. 16 KB Flash stores linearization tables and PID setpoint logic, while 30 GPIO drive relay outputs for fan stages and damper actuators. The internal FLL oscillator eliminates an external resonator, reducing the BOM for low-cost wall-mounted thermostats. Industrial temperature range supports attic or basement equipment installations where ambient can swing widely.
推荐
Low-Cost IoT Sensor Hub
The MC9S08FL16CLC works as a low-cost IoT sensor hub that aggregates readings from analog and digital sensors and forwards them via UART or SPI to a higher-level wireless module. Its 16 KB Flash stores sensor calibration constants and a small protocol handler, and 1 KB RAM buffers short telemetry frames. The KBI module wakes the chip on external events, enabling battery-friendly duty-cycling on remote sensor nodes. Industrial temperature range ensures outdoor deployment reliability, and the 32-LQFP footprint simplifies hand-solder rework for prototype builds.
推荐
Smart Home Appliance Gateway
The MC9S08FL16CLC functions as a protocol-bridging gateway between legacy appliance serial buses and a Wi-Fi/BLE module in smart-home appliances. Its SCI (UART) and SPI peripherals interface to upstream wireless SoCs while its GPIO bit-bangs simple IR or 1-Wire side-channels. 16 KB Flash holds the protocol translation firmware, and the BDM debug interface simplifies field firmware updates via service tools. The wide VDD range (2.7-5.5 V) makes it tolerant of brown-out events on shared appliance power rails, critical for reliable Wi-Fi module handshakes.
推荐
推荐产品汇总
工程参考数据： MC9S08FL16CLC ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | MC9S08FL8CLC | MC9S08FL16CLD | MC9S08SF4VLC |
|---|---|---|---|---|
| Package | 32-LQFP (7x7 mm) | 32-LQFP (7x7 mm) - same | 32-LQFP (7x7 mm) - same | 32-LQFP (7x7 mm) - same |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Program Memory (Flash) | 16 KB | 8 KB | 16 KB | 4 KB |
| RAM | 1 KB | 1 KB | 1 KB | 256 B |
| CPU Frequency | 20 MHz | 20 MHz | 20 MHz | 20 MHz |
| Number of I/O | 30 | 30 | 30 | 26 |
| Supply Voltage | 2.7-5.5 V | 2.7-5.5 V | 2.7-5.5 V | 2.7-5.5 V |
| Core | S08 8-bit | S08 8-bit | S08 8-bit | S08 8-bit |
| Operating Temperature | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C |
| Approx. Unit Price (qty 100) | $3.36 | $3.00 | $3.36 | $2.70 |
关键差异点
- Largest Flash option in the S08FL 32-LQFP family （对比 MC9S08FL8CLC)
- Higher I/O count than smaller S08SF variants （对比 MC9S08SF4VLC)
- Same package and pinout as other S08FL family members （对比 MC9S08FL8CLC)
设计说明
Decouple each VDD/VSS pair with a 100 nF X7R ceramic placed within 3 mm of the package pins, plus a single bulk 4.7 uF tantalum or electrolytic capacitor shared by all VDD pins. The S08 core draws short, high-frequency current spikes; insufficient decoupling causes Flash programming failures and ADC inaccuracies. Add a ferrite bead on noisy 5 V rails when the MCU shares a supply with a relay or motor driver.
Route the EXTAL/XTAL traces as short and symmetric as possible, guarded by a ground pour on both sides. Keep digital signal traces at least 3 mm away from the crystal to minimize capacitive loading shift. Place the BKGD and RESET lines away from PWM outputs to avoid accidental entry into BDM mode from radiated noise on long cable harnesses in appliance installations.
Do not leave unused pins floating: configure as outputs or enable internal pull-ups via the PTxPUE register to avoid parasitic current draw of up to several hundred microamps in Stop mode. The flash security byte must be programmed to prevent unauthorized code read-out; failure to lock the Flash security field is a frequent production mistake that exposes proprietary firmware.
合规信息
RoHS and REACH compliance per NXP product page (data from NXP-Freescale legacy S08FL family datasheet). Not AEC-Q100 qualified; for automotive designs use NXP S12Z or KEAZ families instead.