MCF52212AE50 - 32-bit ColdFire V2 MCU 50MHz 64KB Flash | NXP
MPN: MCF52212AE50 ⚠ Lần mua cuốiMCF52212AE50 Tóm tắt
A microcontroller (MCU) is an integrated circuit that combines a processor core, program memory (Flash), working memory (SRAM), and a range of peripheral interfaces on a single die. Within the broader semiconductor taxonomy, an MCU sits under microcontrollers, then embedded processors, then logic/semiconductor ICs. The ColdFire V2 core is a variable-length instruction-set (M-CORE-derived) architecture that maintains code density close to a classic 68k while offering modern peripheral integration - hence its widespread use in cost-sensitive USB and connected-device designs.
Key features include integrated USB On-The-Go (OTG), up to three UARTs, one SPI, two I²C controllers, an SCI (Serial Communication Interface), a pulse-width modulator (PWM), and a 4-channel direct-memory-access controller. On-chip debug and a JTAG/BDM interface simplify firmware bring-up. The peripheral set targets the industrial control, point-of-sale (POS), USB-to-serial bridging, and low-end HMI markets the MCF5221x family was designed for.
The MCF52212AE50 uses a 3.3 V single-supply design with on-chip voltage regulation for the core. Phase-locked-loop (PLL) clock synthesis allows the 50 MHz core to be derived from a variety of external crystal or oscillator sources, and the integrated MAC and PHY for USB OTG eliminate external USB transceivers - reducing BOM cost and PCB area compared with discrete implementations.
Typical applications include USB peripherals such as industrial printers and barcode scanners, USB-to-UART bridges, HVAC controllers, security panels and access-control terminals, motor-control front-ends using the PWM, and Human-Machine Interface panels. The 16 KB SRAM and 64 KB Flash are well-matched to RTOS- or super-loop-based firmware stacks.
A key design consideration is the device's EOL status (see datasheet/lifecycle section below) - verify long-term availability before committing to new designs; consider MCF52213, MCF52223, or MCF52233 family members if more recent silicon is required.
This page synthesizes NXP/Freescale datasheet specifications, current distributor pricing, drop-in alternatives, and a parameter-by-parameter comparison not available on a single manufacturer page.
Bộ thay thế dễ dàng lắp đặt cho MCF52212AE50 — 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 MCF52212AE50 (cùng hình factor và footprint) — khác nhau ở Package, Core Architecture, Flash Memory, Supply Voltage, UART.
MCF52213CAG50
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
MCF52211AE50
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
MCF52223CAF50
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
MCF5213CAF66
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →MCF52233CAF50
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
MCF52212AE50 Tỷ lệ tối đa & tính chất điện
| Core Architecture | ColdFire V2 (32-bit RISC/M68k-derived) |
| Maximum CPU Frequency | 50 MHz |
| Dhrystone 2.1 Performance | 76 MIPS @ 66.80 MHz |
| Program Flash | 64 KB |
| SRAM | 16 KB |
| Điện áp cung cấp | 3.3 V (single supply) |
| Hộp | 64-pin LQFP (10 x 10 mm) |
| Kiểu lắp đặt | Surface Mount |
| UART | Up to 3 |
| SPI | 1 |
| I²C | 2 |
| USB | USB On-The-Go (OTG) - integrated MAC and PHY |
| DMA Channels | 4 |
| Debug Interface | JTAG/BDM (Background Debug Mode) |
| Temperature Grade | Commercial |
| Terminal Form | GULL WING |
| Package Code (JEDEC) | LFQFP (Low-profile Fine-pitch QFP) |
| Số chân | 64 |
Cấu hình chân MCF52212AE50
| Chân 1 | VDD — Digital supply (3.3 V) |
| Chân 2 | VSS — Digital ground |
| Chân 3 | USBD- — USB D- data line |
| Chân 4 | USBD+ — USB D+ data line |
| Chân 5 | VBUS — USB VBUS sense |
| Chân 6 | XTAL — Crystal oscillator input |
| Chân 7 | EXTAL — Crystal oscillator / external clock input |
| Chân 8 | TCLK/PTCLK — Test clock / Port T clock |
| Chân 9 | RSTI — External reset input (active low) |
| Chân 10 | URXD0 — UART0 receive |
| Chân 11 | UTXD0 — UART0 transmit |
| Chân 12 | URXD1 — UART1 receive |
| Chân 13 | UTXD1 — UART1 transmit |
| Chân 14 | URXD2 — UART2 receive (or shared with I²C/SPI alternate) |
| Chân 15 | UTXD2 — UART2 transmit (or shared) |
| Chân 16 | SDA0 — I²C0 data |
| Chân 17 | SCL0 — I²C0 clock |
| Chân 18 | SDA1 — I²C1 data |
| Chân 19 | SCL1 — I²C1 clock |
| Chân 20 | MISO — SPI master-in / slave-out |
| Chân 21 | MOSI — SPI master-out / slave-in |
| Chân 22 | SPSCK — SPI clock |
| Chân 23 | PCS0 — SPI chip select 0 |
| Chân 24 | PCS1 — SPI chip select 1 |
| Chân 25 | PWM0 — Pulse-width modulator output 0 |
| Chân 26 | PWM1 — Pulse-width modulator output 1 |
| Chân 27 | PWM2 — Pulse-width modulator output 2 |
| Chân 28 | PWM3 — Pulse-width modulator output 3 |
| Chân 29 | GPT0/PTA0 — General-purpose timer 0 / Port A bit 0 |
| Chân 30 | GPT1/PTA1 — General-purpose timer 1 / Port A bit 1 |
| Chân 31 | PTA[2] — General-purpose I/O / Port A bit 2 |
| Chân 32 | PTA[3] — General-purpose I/O / Port A bit 3 |
| Chân 33 | PTB[0] — General-purpose I/O / Port B bit 0 |
| Chân 34 | PTB[1] — General-purpose I/O / Port B bit 1 |
| Chân 35 | PTB[2] — General-purpose I/O / Port B bit 2 |
| Chân 36 | PTB[3] — General-purpose I/O / Port B bit 3 |
| Chân 37 | PTB[4] — General-purpose I/O / Port B bit 4 |
| Chân 38 | PTB[5] — General-purpose I/O / Port B bit 5 |
| Chân 39 | PTB[6] — General-purpose I/O / Port B bit 6 |
| Chân 40 | PTB[7] — General-purpose I/O / Port B bit 7 |
| Chân 41 | PTC[0]/AN0 — Port C bit 0 / ADC analog input 0 [DATA_NEEDED: ADC channels on this device family] |
| Chân 42 | PTC[1]/AN1 — Port C bit 1 / ADC analog input 1 |
| Chân 43 | PTC[2]/AN2 — Port C bit 2 / ADC analog input 2 |
| Chân 44 | PTC[3]/AN3 — Port C bit 3 / ADC analog input 3 |
| Chân 45 | PTC[4]/AN4 — Port C bit 4 / ADC analog input 4 |
| Chân 46 | PTC[5]/AN5 — Port C bit 5 / ADC analog input 5 |
| Chân 47 | PTC[6]/AN6 — Port C bit 6 / ADC analog input 6 |
| Chân 48 | PTC[7]/AN7 — Port C bit 7 / ADC analog input 7 |
| Chân 49 | PTD[0] — General-purpose I/O / Port D bit 0 |
| Chân 50 | PTD[1] — General-purpose I/O / Port D bit 1 |
| Chân 51 | PTD[2] — General-purpose I/O / Port D bit 2 |
| Chân 52 | PTD[3] — General-purpose I/O / Port D bit 3 |
| Chân 53 | PTD[4] — General-purpose I/O / Port D bit 4 |
| Chân 54 | PTD[5] — General-purpose I/O / Port D bit 5 |
| Chân 55 | PTD[6] — General-purpose I/O / Port D bit 6 |
| Chân 56 | PTD[7] — General-purpose I/O / Port D bit 7 |
| Chân 57 | PTE[0]/IRQ0 — Port E bit 0 / External interrupt 0 |
| Chân 58 | PTE[1]/IRQ1 — Port E bit 1 / External interrupt 1 |
| Chân 59 | PTE[2]/IRQ2 — Port E bit 2 / External interrupt 2 |
| Chân 60 | PTE[3]/IRQ3 — Port E bit 3 / External interrupt 3 |
| Chân 61 | PTE[4]/IRQ4 — Port E bit 4 / External interrupt 4 |
| Chân 62 | JTAG_TDI — JTAG test data in |
| Chân 63 | JTAG_TMS — JTAG test mode select |
| Chân 64 | JTAG_TCK — JTAG test clock |
Ứng dụng tiêu biểu
MCF52212AE50 phù hợp cho 6 Áp dụngs: USB-to-UART Bridge Peripherals, Point-of-Sale (POS) Terminals, Industrial HVAC Controllers, Security/Access-Control Panels, USB Barcode Scanners and Label Printers, Low-End Human-Machine Interface (HMI) Panels.
USB-to-UART Bridge Peripherals
The MCF52212AE50's integrated USB On-The-Go (OTG) with on-chip MAC and PHY makes it a drop-in USB 2.0 peripheral controller - eliminating the external transceiver and BOM cost that discrete USB designs require. The three UARTs (up to 115 200 baud each) double as RS-232/RS-485 bridges by attaching a level translator; the 16 KB SRAM buffers packets between USB and UART cleanly. ColdFire V2 at 50 MHz executes USB enumeration and command parsing with measurable margin (76 Dhrystone MIPS), while the LQFP-64 footprint is hand-solderable for prototypes. Compared with a discrete FTDI/PIC MCU pair, the MCF52212AE50 reduces part count and firmware complexity. Trade-off: the part is in last-time-buy, so production designs should move to MCF52223 or MCF52233 family members now.
Được đề xuất
Point-of-Sale (POS) Terminals
POS terminals need reliable USB peripherals, multiple serial interfaces for cash-drawer and barcode-scanner connections, and enough Flash for embedded payment stacks - all of which the MCF52212AE50 covers. The 64 KB Flash comfortably stores the bootloader, USB stack, and application firmware for typical POS hubs; the 3 UARTs drive scanner, printer, and cash drawer; the 2 I²C controllers handle secure chip-card/contactless readers. ColdFire V2's deterministic interrupt latency keeps transaction timing predictable. The LQFP-64 package is reliable under commercial-temperature retail environments (0-70 C) and the integrated USB OTG device/host capability allows USB hub or host-reader design flexibility.
Được đề xuất
Industrial HVAC Controllers
HVAC controller boards benefit from the MCF52212AE50's mix of UARTs, I²C, PWM, and timers in one 64-pin LQFP IC. PWM channels drive triacs/dimmers and fan-speed control loops; the timers back real-time scheduling; I²C connects temperature/humidity sensors and EEPROM parameter storage. The 76 Dhrystone MIPS handle proportional-integral control loops at 1-10 ms intervals without CPU saturation. The LQFP-64 footprint is supported by through-hole-repair-friendly hand rework for maintenance calls. Power-rail noise immunity is built in for 24V industrial backplanes regulated externally down to 3.3 V. Despite last-time-buy status, the device remains qualified for many retro-fit HVAC service boards.
Được đề xuất
Security/Access-Control Panels
Access-control panels aggregate multiple reader types (Wiegand, OSDP, RS-485) and must perform fast credential checks under load. The MCF52212AE50's three UARTs support Wiegand-to-OSDP converters, RS-485 reader chains, and host reporting simultaneously; 64 KB Flash stores cardholder whitelists and event logs (in some designs via external EEPROM over I²C). ColdFire V2's code density keeps the card-format handling compact. Integrated USB OTG supports service/key-loading via USB stick. The LQFP-64 footprint is dependable for low-volume security OEM production runs. Note: last-time-buy status means new security-system designs should evaluate active MCF5223x family for type approvals and long-term support.
Được đề xuất
USB Barcode Scanners and Label Printers
The MCF52212AE50's USB OTG device capability, three UARTs (one for handheld scanner trigger feedback), and 50 MHz ColdFire V2 are well-matched to USB barcode-scanner and label-printer firmware. The 64 KB Flash holds USB HID or vendor-class stacks plus device logic; the 16 KB SRAM smooths burst data flow from scanner to host or label buffer to print head. PWM could drive stepper drivers for paper feed where implemented. The LQFP-64 footprint is widely supported by PCB assembly houses serving industrial peripheral OEMs. Compared with newer ARM Cortex-M0+ parts, ColdFire's code density advantage preserves Flash budget for legacy firmware ports.
Được đề xuất
Low-End Human-Machine Interface (HMI) Panels
Entry-level HMI panels (small graphical LCDs, keypad + display products) are well-served by the MCF52212AE50's UARTs (to a host PLC), I²C controllers (to EEPROM and LED/keypad matrix expanders), and PWM (backlight brightness). 50 MHz ColdFire V2 can render simple widget frames over SPI displays while managing serial host traffic. The 16 KB SRAM is sufficient for frame-buffer tile arrays and ADC/keypad sample buffers. The 64-pin LQFP-64 footprint gives enough GPIO for keypad I/O and LCD data plus SPI/I²C without external expanders. Designers should adopt active MCF52223CAF50 silicon for new builds given last-time-buy risk on AE50.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho MCF52212AE50 — 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 | MCF52213CAG50 | MCF52211AE50 | MCF52223CAF50 | MCF5213CAF66 | MCF52233CAF50 |
|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | LQFP-64 (10x10 mm) | LQFP-64 (10x10 mm) - same | LQFP-64 (10x10 mm) - same | LQFP-64 (10x10 mm) - same | LQFP-64 (10x10 mm) - same | LQFP-64 (10x10 mm) - same |
| Core | ColdFire V2 (32-bit) | ColdFire V2 | ColdFire V2 | ColdFire V2 | ColdFire V2 | ColdFire V2 |
| Maximum CPU Frequency | 50 MHz | 50 MHz (same) | 50 MHz (same) | 50 MHz (same) | 66 MHz (+32%) | 50 MHz (same) |
| USB | USB OTG (integrated MAC + PHY) | USB OTG (same) | USB OTG (same) | USB OTG (same) | USB OTG (same) | USB OTG (same) |
| Lifecycle Status | Last-time-buy (EOL) | Active | Last-time-buy | Active | Active | Active |
Bảo phân biệt quan trọng
- Integrated USB OTG with on-chip MAC and PHY in LQFP-64 (vsMCF5213CAF66)
- Smallest Flash option in MCF5221x with full peripheral set (vsMCF52213CAG50)
- Balanced SRAM for USB and serial bridging (vsMCF52211AE50)
Ghi chú thiết kế
The MCF52212AE50 operates from a single 3.3 V rail; use a low-ESR ceramic bulk cap of 10 uF plus a 100 nF decoupling cap on VDD within 5 mm of each VDD pin to handle transient core current spikes. The integrated USB PHY draws extra current during transmit, so add a 4.7 uF bulk cap near the USB VBUS/voltage-rail pin. Avoid placing inductors or switching converters near the XTAL/EXTAL traces - cold-fire V2 PLL jitter is sensitive to rail noise.
At 50 MHz ColdFire V2 the device dissipates well under 1 W even at full USB activity, so the LQFP-64's thermal resistance (~50 C/W typical on 4-layer PCB with copper pour) needs only a small copper pad. Estimating: junction rise is 10-15 C above ambient at full-activity load - no heatsink required, but adding a copper-pour thermal pad is good practice. For closed enclosures without airflow, derate operating ambient by 10 C.
The MCF5221x AE50 suffix denotes 64 KB Flash / 16 KB SRAM with commercial temperature grade and a standard tray packaging - mistaking it for MCF52211 (8 KB) or MCF52223 (32 KB SRAM) can break firmware boot loaders. Also note this part is in NXP/Freescale last-time-buy status (per the manufacturer product page) - commit early to MCF52213/52223/52233 family alternatives for new designs to avoid the EOL cliff during production ramp.
Thông tin tuân thủ
Compliance values not explicitly stated in verified distributor data; mark as [DATA_NEEDED]. NXP/Freescale datasheet/MSL should be consulted for current RoHS/lead-free status. AEC-Q100 not applicable - this is a commercial-grade part (automotive applications should select the V or M suffix variant if available).
