MC9S08AW16CFGE - S08 8-bit MCU 16KB Flash 40MHz LQFP-44 | NXP
MPN： MC9S08AW16CFGE ✗ 停產MC9S08AW16CFGE 概覽
An 8-bit general-purpose microcontroller is a single-chip computer integrating a processor core, non-volatile program memory, SRAM, peripherals and I/O ports on one die, sitting within the broader hierarchy of MCU -> embedded processor -> semiconductor integrated circuit. The HCS08 (S08) family descends from the Freescale (now NXP) HC08 architecture and remains a workhorse for cost-sensitive embedded control.
Key features of the MC9S08AW16 include the 40 MHz HCS08 CPU with HC08-compatible CISC instruction set plus the added BGND instruction, single-wire background debug mode (BDM) interface for in-circuit debugging without extra pins, a wide 2.7V to 5.5V single-supply operating range enabling direct operation from 3.3V or 5V rails, and 38 general-purpose I/O lines on the 44-pin package.
The MC9S08AW60, MC9S08AW48, MC9S08AW32 and MC9S08AW16 are members of the low-cost, high-performance S08AW family. All family members share the same S08 core, peripheral set and package options, differing primarily in Flash memory size, which allows firmware-scalable designs and footprint-compatible upgrades to 32KB, 48KB or 60KB. The AW series supports both industrial and automotive industry requirements, and the device is specified with package MO-220VKKD-2 (7x7/10x10 mm body, 0.50 mm pitch per JEDEC outline cited in distributor data).
Typical applications include HVAC control systems - the part is a documented direct replacement controller in HVAC platforms from 2005-2015 - home appliances, industrial sensors, motor control panels, and automotive body electronics.
Design consideration: because NXP lists this part as NRND (Not Recommended for New Designs), new designs should evaluate the newer S08P or S08PT families, while existing designs can keep sourcing the AW family or its pin-compatible higher-memory siblings.
This page synthesizes distributor inventory data, lifecycle status, drop-in alternatives, and design guidance not found in any single manufacturer or distributor source.
直接替換替代品，適用於 MC9S08AW16CFGE — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： MC9S08AW16CFGE （相同外形與佔位） — 差異在於 Package, Core, Lifecycle Status, Flash Memory, Debug Interface.
MC9S08AW32CFGE
✅ 直接替換 ⚠️ 規格未經驗證聯絡詢價
查看資料表 →MC9S08AW48CFGE
✅ 直接替換 ⚠️ 規格未經驗證聯絡詢價
查看資料表 →MC9S08AW60CFGE
✅ 直接替換 ⚠️ 規格未經驗證聯絡詢價
查看資料表 →MC9S08AW16CFGE 最大額定值與電氣特性
| Core Processor | S08 (HCS08) |
| Core Size | 8-bit |
| CPU Speed | 40 MHz |
| Internal Bus Frequency | 20 MHz |
| Architecture | CISC, HC08 instruction set with added BGND instruction |
| Flash Memory | 16KB (16K x 8) |
| Supply Voltage Range | 2.7 V to 5.5 V |
| I/O Ports | 38 general-purpose I/O |
| Debug Interface | Single-wire background debug mode (BDM) |
| Package Type | 44-LQFP (10x10 mm) |
| Package Outline | QFNL, MO-220VKKD-2, 0.50 mm pitch, 1 mm height |
| 安裝類型 | Surface Mount |
| Family | S08AW (AW60/AW48/AW32/AW16) |
| Target Industries | Industrial and Automotive |
| Lifecycle Status (NXP) | NRND (Not Recommended for New Designs) |
MC9S08AW16CFGE qfnl, mo-220vkkd-2, 0.50 mm pitch, 1 mm height 腳位配置指南
MC9S08AW16CFGE（qfnl, mo-220vkkd-2, 0.50 mm pitch, 1 mm height 封裝）的腳位配置。 此數位 IC 包含 GPIO、通訊介面（UART、SPI、I2C）與電源腳位。替代腳位功能與配置選項請參閱製造商資料表。對嵌入式系統設計與 PCB 佈局至關重要。
無詳細腳位定義資料： MC9S08AW16CFGE.
請參閱 資料表 以查看完整腳位配置。
典型應用
MC9S08AW16CFGE 適用於 6 應用s: HVAC Control Systems, Home Appliance Control, Industrial Sensor Nodes, Automotive Body Electronics, Motor Control Panels, Legacy Board Repair and Replacement.
HVAC Control Systems
The MC9S08AW16CFGE is a documented direct replacement controller for HVAC platforms built between 2005 and 2015, maintaining compatibility with the original pinout, performance, and firmware. Its 16KB Flash accommodates PID loop control, fan sequencing, and relay schedules, while the 40 MHz S08 core executes control loops at the 20 MHz bus rate with margin. The 2.7V-5.5V supply range tolerates noisy 5V industrial rails without regulators, and 38 GPIO lines drive displays, dampers, and compressor relays directly. In service boards, the pin-compatible AW32/AW48/AW60 CFGE variants can be soldered in without PCB rework when firmware grows beyond 16KB.
推薦
Home Appliance Control
Washer, dryer, dishwasher and microwave controllers benefit from the MC9S08AW16CFGE's combination of low cost, 8-bit simplicity, and 2.7V-5.5V wide supply operation from a single transformer-derived rail. The 38 general-purpose I/O lines interface touch panels, LEDs, triac drivers, and motor feedback in one chip, while 16KB Flash holds state machines and safety interlock logic. The single-wire BDM interface enables factory programming through the harness, removing socket cost. Family scaling to the AW32CFGE or AW60CFGE in the same 44-LQFP footprint lets product tiers share one PCB with firmware-only differentiation.
推薦
Industrial Sensor Nodes
In industrial sensing, the MC9S08AW16CFGE acquires analog sensor inputs and drives 4-20 mA or digital outputs, using the S08 core's deterministic CISC instruction set for predictable loop timing at the 20 MHz bus. The 44-LQFP 0.50 mm-pitch package fits compact DIN-rail and head-mount transmitter boards, and the 2.7V minimum supply supports 3.3V logic ecosystems. The single-wire background debug port permits field firmware updates through an existing connector. Designs approaching the 16KB limit can drop in the AW60CFGE with zero layout changes, protecting multi-year industrial product roadmaps.
推薦
Automotive Body Electronics
NXP states the MC9S08AW family supports the automotive industry, and AW-series MCUs historically powered body-control functions such as window lifts, mirror control, seat adjustment and lighting modules. The 40 MHz HCS08 core handles LIN-style serial protocols and switch debounce timing, while 38 I/O pins drive relays and lamps via external high-side drivers. The wide 2.7V-5.5V input range rides through 5V post-regulator droop during cranking events on protected rails. For current automotive designs, select the appropriate quality-suffix ordering code per the NXP datasheet, since this commercial CFGE part itself is NRND.
推薦
Motor Control Panels
Small motor control tasks - DC fan speed, brushed motor PWM, and stepper sequencing - map well to the MC9S08AW16CFGE's 38 GPIO and 40 MHz core. Timer-driven PWM at the 20 MHz bus resolution gives smooth low-speed control, and the 16KB Flash stores ramp tables and fault handlers. The LQFP-44 with 0.50 mm pitch sits close to driver MOSFETs for short gate traces, improving EMI behavior. The BDM single-wire interface supports in-panel re-flashing during production. Where sensorless algorithms outgrow 16KB, the pin-compatible AW48CFGE doubles headroom without layout changes.
推薦
Legacy Board Repair and Replacement
The MC9S08AW16CFGE serves repair and obsolescence programs for 2005-2015 era electronics, including documented HVAC controller replacement where pinout, performance and firmware integrity must match the original. Because the S08AW family is register- and footprint-compatible across the AW16/AW32/AW48/AW60 range, a repair shop can substitute the smallest currently-sourced variant and re-flash the original image. Confirm the exact CFGE ordering code (temperature range and packaging suffix) against the service manual, and note NXP's NRND status by qualifying independent-distributor stock for long-term service agreements.
推薦
推薦產品摘要
工程參考資料，適用於 MC9S08AW16CFGE — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | MC9S08AW32CFGE | MC9S08AW48CFGE | MC9S08AW60CFGE |
|---|---|---|---|---|
| Package | 44-LQFP (10x10 mm, 0.50 mm pitch) | 44-LQFP (10x10 mm) - same | 44-LQFP (10x10 mm) - same | 44-LQFP (10x10 mm) - same |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core / CPU Speed | S08, 40 MHz | S08, 40 MHz | S08, 40 MHz | S08, 40 MHz |
| Flash Memory | 16 KB | 32 KB | 48 KB | 60 KB |
| Supply Voltage | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V |
| I/O Count | 38 GPIO | 38 GPIO | 38 GPIO | 38 GPIO |
| Debug Interface | Single-wire BDM | Single-wire BDM | Single-wire BDM | Single-wire BDM |
| Lifecycle Status | NRND | NRND (same family status - verify per ordering code) | NRND (same family status - verify per ordering code) | NRND (same family status - verify per ordering code) |
主要差異化特點
- Smallest, lowest-cost Flash option in the S08AW 44-LQFP family (對比MC9S08AW60CFGE)
- Firmware-scalable drop-in family (對比MC9S08AW32CFGE)
- Broad legacy system compatibility (對比MC9S08AC60CPUE)
設計說明
The MC9S08AW16CFGE is NRND per NXP: design it only into legacy or service boards, not new products. When substituting family members (AW16 to AW32/48/60), update the linker/memory map because Flash size and protection boundaries differ even though the pinout is identical. Verify the exact CFGE ordering-code suffix against the NXP datasheet for temperature range and quality grade before qualifying for automotive service boards.
The 2.7V to 5.5V supply range permits direct operation from 5V or 3.3V rails, but decouple VDD with a 0.1uF ceramic capacitor placed within a few millimeters of the supply pin, plus bulk capacitance at the board inlet. On noisy industrial rails (HVAC contactor switching), add a series ferrite and a small TVS on the supply entry. Note: exact current-consumption figures were not captured in the verified data for this page; consult the manufacturer datasheet electrical tables for IDD values before finalizing the power budget.
The 44-LQFP with 0.50 mm pitch requires standard 0.25 mm-wide gull-wing pads per the MO-220VKKD-2 outline; keep solder-mask openings per IPC-style LQFP land patterns to avoid bridging. Route the single-wire BDM debug pin to a 3- or 4-pin header (BDM, VDD, GND, optional RESET) on every production board - the near-zero cost of this header preserves in-circuit re-flash for field upgrades and family swaps to AW32/AW48/AW60 without disassembly.
合規資訊
NXP product page provides an Environmental Quality section for this part but RoHS/REACH status was not captured in the verified snippets. Check nxp.com/part/MC9S08AW16CFGE for certified compliance data. AEC-Q100 qualification was not stated for this commercial ordering code.
