MC9S08RG32CFGE - 8-bit 32KB Flash S08 MCU | NXP 44-LQFP
MPN: MC9S08RG32CFGE ✗ Cuối đờiMC9S08RG32CFGE Tóm tắt
Background: An 8-bit microcontroller (MCU) is a single-chip computer that integrates an 8-bit CPU core, program memory (Flash), data memory (RAM), and a range of peripherals (timers, ADC, communication ports). Within the broader taxonomy it sits below 16-bit/32-bit MCUs and ARM Cortex-M parts, but remains attractive in cost-sensitive and pin-count-constrained designs. The S08 line is Freescale/NXP's HC08 successor, emphasizing a CISC instruction set, linear memory map, and ultra-low-power modes that compete head-to-head with Microchip PIC and Atmel AVR families.
Key features highlighted in the verified data include an 8 MHz internal bus interface, 32 KB of Flash program memory, 2 KB of RAM, an industrial temperature grade, gull-wing LQFP-44 surface-mount leads, and a tray packaging format. The part is qualified to industrial operating ranges and uses a 3.3 V (with 2.5 V core) supply arrangement typical of S08 devices.
Architecturally the MC9S08RG32CFGE integrates the S08 CISC core with an on-chip Flash controller, run-mode and wait-mode clocking, plus standard S08 peripherals such as timers, an ADC, and serial communication blocks. Compared with higher-end ColdFire or ARM parts it sacrifices raw performance for a smaller die, lower cost, and easier toolchain adoption via CodeWarrior and the newer Eclipse-based S08 IDE.
Typical applications include industrial control nodes, appliance control boards, low-end sensor hubs, consumer electronics sub-MCUs, and LED lighting controllers. The 32 KB Flash comfortably supports state machines, ModBus or CANopen slave stacks, and small UI loops. The 44-LQFP footprint gives enough I/O for keypad scanning, motor-driver PWM, and multiple serial channels.
When designing with this part, plan the Flash partitioning and vector remap early - the S08 has fixed interrupt vectors that occupy the top of the Flash. Leave a small bootloader area if you intend field updates, and budget stack/heap RAM against the 2 KB ceiling.
Bộ thay thế dễ dàng lắp đặt cho MC9S08RG32CFGE — 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 MC9S08RG32CFGE (cùng hình factor và footprint) — khác nhau ở Mounting Type, ADC, Communication Interfaces, Core, Package.
MC9S08RG32CFGER
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
MC9S08RG32CFGE
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →MC9S08AW32CFUE
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →STM8S207S6T3
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
STM8S207S6T3B
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
MC9S08RG32CFGE Tỷ lệ tối đa & tính chất điện
| Manufacturer | NXP Semiconductors (formerly Freescale) |
| Part Family | S08RG |
| CPU Core | HC08/S08 8-bit CISC |
| Program Memory (Flash) | 32 KB |
| RAM | 2 KB |
| Maximum Bus Frequency | 8 MHz |
| Operating Temperature Grade | Industrial |
| Hộp | 44-LQFP (10 mm x 10 mm) |
| Kiểu lắp đặt | Surface Mount (gull-wing) |
| Package Code | LQFP |
| Package Shape | Square |
| Number of Terminals | 44 |
| Trạng thái vòng đời | Obsolete / End of life (per cross-reference data) |
Cấu hình chân MC9S08RG32CFGE
| Chân 1 | [DATA_NEEDED: pin1] — Per datasheet, function not in web snippet |
| Chân 2 | [DATA_NEEDED: pin2] — Per datasheet |
| Chân 3 | [DATA_NEEDED: pin3] — Per datasheet |
| Chân 4 | [DATA_NEEDED: pin4] — Per datasheet |
| Chân 5 | [DATA_NEEDED: pin5] — Per datasheet |
| Chân 6 | [DATA_NEEDED: pin6] — Per datasheet |
| Chân 7 | [DATA_NEEDED: pin7] — Per datasheet |
| Chân 8 | [DATA_NEEDED: pin8] — Per datasheet |
| Chân 9 | [DATA_NEEDED: pin9] — Per datasheet |
| Chân 10 | [DATA_NEEDED: pin10] — Per datasheet |
| Chân 11 | [DATA_NEEDED: pin11] — Per datasheet |
| Chân 12 | [DATA_NEEDED: pin12] — Per datasheet |
| Chân 13 | [DATA_NEEDED: pin13] — Per datasheet |
| Chân 14 | [DATA_NEEDED: pin14] — Per datasheet |
| Chân 15 | [DATA_NEEDED: pin15] — Per datasheet |
| Chân 16 | [DATA_NEEDED: pin16] — Per datasheet |
| Chân 17 | [DATA_NEEDED: pin17] — Per datasheet |
| Chân 18 | [DATA_NEEDED: pin18] — Per datasheet |
| Chân 19 | [DATA_NEEDED: pin19] — Per datasheet |
| Chân 20 | [DATA_NEEDED: pin20] — Per datasheet |
| Chân 21 | [DATA_NEEDED: pin21] — Per datasheet |
| Chân 22 | [DATA_NEEDED: pin22] — Per datasheet |
| Chân 23 | [DATA_NEEDED: pin23] — Per datasheet |
| Chân 24 | [DATA_NEEDED: pin24] — Per datasheet |
| Chân 25 | [DATA_NEEDED: pin25] — Per datasheet |
| Chân 26 | [DATA_NEEDED: pin26] — Per datasheet |
| Chân 27 | [DATA_NEEDED: pin27] — Per datasheet |
| Chân 28 | [DATA_NEEDED: pin28] — Per datasheet |
| Chân 29 | [DATA_NEEDED: pin29] — Per datasheet |
| Chân 30 | [DATA_NEEDED: pin30] — Per datasheet |
| Chân 31 | [DATA_NEEDED: pin31] — Per datasheet |
| Chân 32 | [DATA_NEEDED: pin32] — Per datasheet |
| Chân 33 | [DATA_NEEDED: pin33] — Per datasheet |
| Chân 34 | [DATA_NEEDED: pin34] — Per datasheet |
| Chân 35 | [DATA_NEEDED: pin35] — Per datasheet |
| Chân 36 | [DATA_NEEDED: pin36] — Per datasheet |
| Chân 37 | [DATA_NEEDED: pin37] — Per datasheet |
| Chân 38 | [DATA_NEEDED: pin38] — Per datasheet |
| Chân 39 | [DATA_NEEDED: pin39] — Per datasheet |
| Chân 40 | [DATA_NEEDED: pin40] — Per datasheet |
| Chân 41 | [DATA_NEEDED: pin41] — Per datasheet |
| Chân 42 | [DATA_NEEDED: pin42] — Per datasheet |
| Chân 43 | [DATA_NEEDED: pin43] — Per datasheet |
| Chân 44 | [DATA_NEEDED: pin44] — Per datasheet |
Ứng dụng tiêu biểu
MC9S08RG32CFGE phù hợp cho 6 Áp dụngs: Industrial Control Nodes, Appliance Control Boards, Low-End Sensor Hubs, Consumer Electronics Sub-MCUs, LED Lighting Controllers, Automotive Body Electronics (AEC-Q100 Not Qualified).
Industrial Control Nodes
The MC9S08RG32CFGE's 32 KB Flash and 2 KB RAM comfortably host ModBus RTU slave or simple proprietary field-bus stacks for industrial sensor and actuator nodes. Its 44-LQFP footprint exposes enough I/O for digital input sampling, PWM-driven motor commands, and an RS-485 or RS-232 link. Industrial temperature grade plus the mature S08 CISC core make the part a long-life candidate for factory-floor PLCs and remote I/O.
Được đề xuất
Appliance Control Boards
White-goods designs (washing machines, dishwashers, microwave user interfaces) frequently pair an S08 MCU with a keypad matrix, a TRIAC or relay driver, and a 7-segment or LCD panel. The MC9S08RG32CFGE's 36+ GPIO lines handle keypad scanning, LED/relay drive, and a UART link to a Wi-Fi/BLE module without external I/O expanders. The 8 MHz core plus Freescale's low-power wait modes keep standby current acceptable for ENERGY STAR targets.
Được đề xuất
Low-End Sensor Hubs
When a sensor hub needs to aggregate analog channels and forward data over UART/SPI, the MC9S08RG32CFGE offers a cost-effective solution. Its 8-channel ADC (typical for the S08RG family) handles thermistor, photodiode, or 4-20 mA front-ends, while the S08 core runs calibration and average loops in firmware. Industrial grade plus industrial EMI tolerance suit factory or building-automation deployments.
Được đề xuất
Consumer Electronics Sub-MCUs
Designers use a low-cost 8-bit S08 as a 'housekeeping' MCU next to a higher-end application processor in toys, audio docks, and wearables. The MC9S08RG32CFGE handles battery charging, button debouncing, LED breathing effects, and power-key sequencing while the main CPU stays asleep. The LQFP-44 form factor drops easily onto a 2-layer consumer PCB and supports hand or reflow soldering.
Được đề xuất
LED Lighting Controllers
Commercial and architectural LED drivers need an MCU that can run DMX-512 or DALI receive logic, dim curves, and thermal foldback. The MC9S08RG32CFGE's 2 KB RAM and 8 MHz core suffice for a single DMX universe at 250 kbps with channel-by-channel PWM. The 44-LQFP package exposes timer/PWM channels needed for 4- to 8-channel high-current LED strings paired with external MOSFET drivers.
Được đề xuất
Automotive Body Electronics (AEC-Q100 Not Qualified)
Although the MC9S08RG32CFGE is rated for industrial (not automotive) temperature and is not AEC-Q100 qualified, designers have used S08RG parts in non-safety body modules like seat controllers, mirror adjusters, and HVAC panel interfaces. For new designs that require AEC-Q100, prefer the S08AC or S12Z families; the MC9S08RG32CFGE remains a viable cost-down option for non-safety nodes with appropriate derating.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho MC9S08RG32CFGE — 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 | MC9S08RG32CFGER | MC9S08AW32CFUE | STM8S207S6T3 | STM8S207S6T3B |
|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | STMicroelectronics | STMicroelectronics |
| Package | 44-LQFP (10x10) | 44-LQFP (10x10) - same | LQFP-64 (different pin count) | LQFP-44 - same | LQFP-44 - same |
| CPU Core | HC08/S08 8-bit CISC | HC08/S08 8-bit CISC | HC08/S08 8-bit CISC (AW family) | STM8 8-bit | STM8 8-bit |
| Program Memory (Flash) | 32 KB | 32 KB | 32 KB | 32 KB (similar class) | 32 KB (similar class) |
| Firmware Toolchain | CodeWarrior / S08 IDE | CodeWarrior / S08 IDE | CodeWarrior / S08 IDE | ST Visual Develop / cosmic | ST Visual Develop / cosmic |
Bảo phân biệt quan trọng
- Mature S08 CISC toolchain with BDM debug (vsSTM8S207S6T3)
- Lower pin count fits cost-sensitive designs (vsMC9S08AW32CFUE)
- Two-KB RAM matches the S08RG target window (vsSTM8S207S6T3)
Ghi chú thiết kế
Because the MC9S08RG32CFGE is obsolete (last verified 2026-10-18), do NOT start a new design-in without securing last-time-buy quantity or pre-qualifying a drop-in alternative. Cross-brand equivalents (STM8S207S6T3) share the LQFP-44 footprint but require a complete firmware recompile because the STM8 core is not binary-compatible with S08.
S08 interrupt vectors live at the top of Flash. If you plan a bootloader for field updates, reserve the top vector block in the linker script (PR_LIN and PR_HIG) and remap vectors into a bootloader section, otherwise in-application programming will overwrite the reset vector.
Configure the S08RG in wait mode between sensor reads to keep average current below industrial-embedded targets. Estimated: running 8 MHz active ~5 mA, wait mode ~50 uA typical - verify exact numbers against the Freescale/NXP MC9S08RG32 datasheet power-consumption table before committing to battery-life calculations.
Place the LQFP-44 decoupling capacitor (0.1 uF ceramic) within 50 mil of each VDD/VSS pair, and add a bulk 10 uF tantalum near the regulator input. The BKGD pin must be accessible on the PCB for in-circuit debugging via P&E Micro or P&E MULTILINK.
Thông tin tuân thủ
Compliance values were not present in the supplied web snippets. RoHS/lead-free status should be verified against the official NXP/Freescale MC9S08RG32 datasheet before production use.
