MC9S08FL8CBM - S08 8-bit MCU 8KB Flash 20MHz DIP-32 | NXP
料号： MC9S08FL8CBM ✗ 停产| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $1.4 | $1.40 |
| 10 | $1.3 | $13.00 |
| 100 | $1.18 | $118.00 |
| 500 | $1.05 | $525.00 |
| 1,000 | $0.95 | $950.00 |
MC9S08FL8CBM 概述
An 8-bit microcontroller integrates a processor core, program memory, data memory, and input/output peripherals on a single integrated circuit, occupying the entry level of the embedded control hierarchy (MCU -> microcontroller -> semiconductor). The HCS08 (S08) core executes the HC08 instruction set with an added BGND instruction, and 8 KB of Flash provides code storage for simple control loops, timers, and I/O management tasks common in cost-driven designs.
Key features include the cost-effective S08FL platform optimized for input/output flexibility, operation across an industrial temperature range of -40C to +85C, and support for the full HC08 instruction set, preserving software familiarity for legacy HC08/S08 designers. The 20 MHz CPU speed enables responsive interrupt handling and fast bit manipulation without the overhead of a 16-bit or 32-bit core.
Technically, the S08FL family was positioned by Freescale Semiconductor (now NXP Semiconductors) as a low-cost solution for home appliance control: the 5 V supply range matches directly rectified mains-derived supplies, eliminating voltage regulators in some appliance boards. The DIP-32 package supports through-hole assembly, easing prototyping, repair, and low-volume production.
Typical applications include home appliance control boards (washing machines, small kitchen appliances), low-cost industrial I/O modules, and simple consumer electronics requiring flexible general-purpose I/O. The DIP footprint suits repairable, hand-assembled products.
Design consideration: this part is listed as End of Life (EOL) by NXP, so new designs should evaluate the S08FL16 variant or plan last-time-buy quantities; verify Flash/RAM sizing headroom before committing.
This page synthesizes distributor pricing, lifecycle status, drop-in family alternatives, and sourcing guidance not found on the manufacturer product page alone.
直接替换替代料： MC9S08FL8CBM ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： MC9S08FL8CBM （相同外形与封装尺寸） ——差异在于 Mounting Type.
快速对比工具——选择替代料号进行并排对比：
MC9S08FL16CBM
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
MC9S08SV8CBM
✅ 直接替换✓ 有现货
$1.65 / 个
查看数据手册 →MC9S08FL8CBM 最大额定值与电气特性
| Core Processor | HCS08 (S08 core) |
| Core Size | 8-bit |
| Max CPU Clock Frequency | 20 MHz |
| Flash Memory | 8 KB |
| Operating Voltage Range | 4.5 V to 5.5 V |
| 工作温度范围 | -40C to +85C |
| 封装 | DIP 32 |
| 安装类型 | Through Hole |
| Instruction Set | HC08 with added BGND instruction |
| Product Series | S08FL (MC9S08FL16/8 family) |
| 数据总线宽度 | 8 bit |
| Target Application | Cost-sensitive home appliance applications requiring I/O flexibility |
| 生命周期状态 | End of Life (per NXP product page) |
| RoHS 状态 | Compliant (per NXP environmental quality data) |
MC9S08FL8CBM dip 32 引脚配置指南
MC9S08FL8CBM（dip 32 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： MC9S08FL8CBM.
请参阅 数据手册 以查看完整引脚配置。
典型应用
MC9S08FL8CBM 适用于 6 应用s: Home Appliance Control Boards, Low-Cost Industrial I/O Modules, Prototyping and Educational Designs, Consumer Electronics Timers and Chargers, Legacy S08 System Sustainment, Sensor Interface Front Ends.
Home Appliance Control Boards
The MC9S08FL8CBM was explicitly designed by NXP as a cost-effective solution for cost-sensitive home appliance applications requiring I/O flexibility. Its 4.5 V to 5.5 V supply range accepts power derived directly from rectified mains through a simple dropper, often eliminating a dedicated voltage regulator and lowering bill-of-material cost. The 20 MHz HCS08 core handles sequencer logic, button debouncing, relay and triac driving, and timer loops typical of washing machines, small kitchen appliances, and fans. The DIP 32 through-hole package supports hand repair and low-automation assembly lines. Because the part is EOL, appliance manufacturers should secure last-time-buy stock or qualify the S08FL16 variant.
推荐
Low-Cost Industrial I/O Modules
For simple industrial signal handling - switch inputs, LED and relay outputs, and basic sequencing - the MC9S08FL8CBM's 8-bit HCS08 core at 20 MHz provides deterministic interrupt response without the cost of a 32-bit core. The -40C to +85C industrial temperature range suits control cabinets and machinery interfaces, while the 5 V logic level interfaces directly with legacy industrial sensors and optocoupler-isolated inputs. The HC08 instruction set with the added BGND instruction keeps legacy assembly code portable. In through-hole DIP 32 form, boards can be socketed, enabling field replacement of the controller without soldering - a practical advantage for maintenance-heavy installations.
推荐
Prototyping and Educational Designs
The DIP 32 package makes the MC9S08FL8CBM ideal for breadboard prototypes, university embedded-systems labs, and hobbyist designs: no hot-air rework is needed, sockets allow quick chip swapping, and a programmer can reflash the 8 KB Flash in-circuit. The HC08/S08 instruction set is a well-documented teaching platform with extensive legacy documentation from Freescale/NXP, including the 8-bit S08 CPU technical reference. At roughly $1.40 per unit as of 2026-10-18, the cost of failure is negligible in a lab setting. Educators should note the EOL status and plan curriculum around stock on hand or migrate to current NXP MCU families for long-term course stability.
推荐
Consumer Electronics Timers and Chargers
Simple consumer products - kitchen timers, battery chargers, small pump controllers - need only a compact control loop, and the MC9S08FL8CBM covers this with its 20 MHz HCS08 core and 8 KB Flash. The 5 V supply range matches transformer- or capacitive-dropper-derived supplies common in mains-powered consumer goods, and the internal architecture reduces external component count. The through-hole DIP 32 package tolerates wave soldering and manual assembly typical of low-cost consumer production in regional factories. Designers must account for the EOL status by verifying remaining distributor stock at LCSC, Mouser, and brokers before locking this device into a new consumer BOM.
推荐
Legacy S08 System Sustainment
Thousands of deployed boards built around the Freescale/NXP S08 architecture require ongoing spare-part supply. The MC9S08FL8CBM sustains such systems: it executes the HC08 instruction set with the added BGND instruction, maintaining software compatibility with code written for earlier HC08/S08 generations, and its 8 KB Flash typically holds the original firmware unchanged. Procurement teams should combine authorized-distributor purchases (LCSC from $1.3953 as of 2026-10-18) with NXP's official cross-reference service to locate remaining inventory and formal substitutes. For boards expected to run another decade, qualifying the S08FL16 variant now provides a footprint-compatible fallback with doubled Flash.
推荐
Sensor Interface Front Ends
Where an application needs only to read a few switches, potentiometers, or simple analog sensors and drive indicators, the MC9S08FL8CBM provides a complete single-chip solution: the HCS08 core with on-chip S08FL-family peripheral set handles acquisition and decision logic in 8 KB of Flash. Operating from a 4.5 V to 5.5 V rail matches industrial 5 V sensor standards, simplifying interfacing without level shifters. The -40C to +85C range covers unconditioned environments such as garages and outdoor enclosures. Engineers should confirm the exact ADC and timer peripheral complement in the NXP datasheet for their revision, and note the EOL status when sizing multi-year sensor-node production.
推荐
推荐产品汇总
工程参考数据： MC9S08FL8CBM ——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 | MC9S08FL16CBM | MC9S08SV8CBM |
|---|---|---|---|
| Package | DIP 32 | DIP 32 - same | DIP 32 - same |
| Brand | NXP Semiconductors (Freescale) | NXP Semiconductors | NXP Semiconductors |
| Core | HCS08 8-bit | HCS08 8-bit | HCS08 8-bit |
| Flash Memory | 8 KB | 16 KB | 8 KB-class (per SV8 family) |
| Lifecycle Status | End of Life | End of Life (same family) | Active (listed in XAIPART catalog) |
关键差异点
- Lowest-cost 8 KB entry point in the S08FL family （对比 MC9S08FL16CBM)
- 5 V DIP through-hole package for repairable designs （对比 MC9S08QG4CPBE)
- Trade-off: EOL sourcing risk （对比 MC9S08SV8CBM)
设计说明
Supply the MC9S08FL8CBM from a regulated 5 V rail within 4.5 V to 5.5 V. In appliance designs that derive 5 V from rectified mains, verify that the rail stays below 5.5 V at light load and high mains input, and above 4.5 V at full load and low mains. Place a 0.1 uF ceramic capacitor directly across the VDD/VSS pin pair plus a 10 uF bulk capacitor near the board entry; brown-out reset behavior should be validated at the low-voltage corner per the NXP S08FL datasheet.
This part is EOL per NXP's product page. Do not release a new production BOM containing the MC9S08FL8CBM without a sourcing plan: secure a last-time-buy with a defined yield buffer, or qualify the pin-compatible MC9S08FL16CBM (16 KB Flash, same DIP 32 footprint, same family) as a second source on the same PCB. Registering with NXP's product change notice service for the S08FL family provides early warning of final shipment dates.
The DIP 32 through-hole footprint allows socketing - use a machined-pin socket in repairable appliance and industrial products so the controller can be replaced without soldering. Keep crystal or internal-clock configuration per the family datasheet; if an external oscillator is used, route it short and keep it away from relay/triac switching paths. Unconnected GPIO pins should be configured as outputs low or inputs with pull-ups in firmware to prevent floating-node EMI susceptibility.
合规信息
NXP product page lists RoHS compliance under Environmental Quality for MC9S08FL8CBM. REACH, lead-free, halogen-free and conflict-minerals status should be confirmed from NXP's official material-declaration certificates.
