MCF52212AE50 - 32-bit ColdFire V2 MCU 50MHz 64KB Flash | NXP
MPN: MCF52212AE50 ⚠ רכישה אחרונהMCF52212AE50 סקירה
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.
חלופות תחליף ישיר עבור MCF52212AE50 — אותו מארז, תואם פין-לפין. חלקים במארז שונה הדורשים עיבוד מחדש של ה-PCB אינם נכללים.
וריאנטים בסדרה זו
דגמים מאותה סדרה התואמים Drop-in עם MCF52212AE50 (אותו גורם צורה וטביעת רגל) — שונים ב Package, Core Architecture, Flash Memory, Supply Voltage, UART.
MCF52213CAG50
✅ Drop-In ⚠️ מפרטים לא מאומתים📋 חלופה להתייחסות (לא בקטלוג)
MCF52211AE50
✅ Drop-In ⚠️ מפרטים לא מאומתים📋 חלופה להתייחסות (לא בקטלוג)
MCF52223CAF50
✅ Drop-In📋 חלופה להתייחסות (לא בקטלוג)
MCF5213CAF66
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←MCF52233CAF50
✅ Drop-In ⚠️ מפרטים לא מאומתים📋 חלופה להתייחסות (לא בקטלוג)
MCF52212AE50 דירוגים מרביים ומאפיינים חשמליים
| 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 |
| מתח אספקה | 3.3 V (single supply) |
| מארז | 64-pin LQFP (10 x 10 mm) |
| סוג הרכבה | 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) |
| מספר פינים | 64 |
תצורת פינים של MCF52212AE50
| פין 1 | VDD — Digital supply (3.3 V) |
| פין 2 | VSS — Digital ground |
| פין 3 | USBD- — USB D- data line |
| פין 4 | USBD+ — USB D+ data line |
| פין 5 | VBUS — USB VBUS sense |
| פין 6 | XTAL — Crystal oscillator input |
| פין 7 | EXTAL — Crystal oscillator / external clock input |
| פין 8 | TCLK/PTCLK — Test clock / Port T clock |
| פין 9 | RSTI — External reset input (active low) |
| פין 10 | URXD0 — UART0 receive |
| פין 11 | UTXD0 — UART0 transmit |
| פין 12 | URXD1 — UART1 receive |
| פין 13 | UTXD1 — UART1 transmit |
| פין 14 | URXD2 — UART2 receive (or shared with I²C/SPI alternate) |
| פין 15 | UTXD2 — UART2 transmit (or shared) |
| פין 16 | SDA0 — I²C0 data |
| פין 17 | SCL0 — I²C0 clock |
| פין 18 | SDA1 — I²C1 data |
| פין 19 | SCL1 — I²C1 clock |
| פין 20 | MISO — SPI master-in / slave-out |
| פין 21 | MOSI — SPI master-out / slave-in |
| פין 22 | SPSCK — SPI clock |
| פין 23 | PCS0 — SPI chip select 0 |
| פין 24 | PCS1 — SPI chip select 1 |
| פין 25 | PWM0 — Pulse-width modulator output 0 |
| פין 26 | PWM1 — Pulse-width modulator output 1 |
| פין 27 | PWM2 — Pulse-width modulator output 2 |
| פין 28 | PWM3 — Pulse-width modulator output 3 |
| פין 29 | GPT0/PTA0 — General-purpose timer 0 / Port A bit 0 |
| פין 30 | GPT1/PTA1 — General-purpose timer 1 / Port A bit 1 |
| פין 31 | PTA[2] — General-purpose I/O / Port A bit 2 |
| פין 32 | PTA[3] — General-purpose I/O / Port A bit 3 |
| פין 33 | PTB[0] — General-purpose I/O / Port B bit 0 |
| פין 34 | PTB[1] — General-purpose I/O / Port B bit 1 |
| פין 35 | PTB[2] — General-purpose I/O / Port B bit 2 |
| פין 36 | PTB[3] — General-purpose I/O / Port B bit 3 |
| פין 37 | PTB[4] — General-purpose I/O / Port B bit 4 |
| פין 38 | PTB[5] — General-purpose I/O / Port B bit 5 |
| פין 39 | PTB[6] — General-purpose I/O / Port B bit 6 |
| פין 40 | PTB[7] — General-purpose I/O / Port B bit 7 |
| פין 41 | PTC[0]/AN0 — Port C bit 0 / ADC analog input 0 [DATA_NEEDED: ADC channels on this device family] |
| פין 42 | PTC[1]/AN1 — Port C bit 1 / ADC analog input 1 |
| פין 43 | PTC[2]/AN2 — Port C bit 2 / ADC analog input 2 |
| פין 44 | PTC[3]/AN3 — Port C bit 3 / ADC analog input 3 |
| פין 45 | PTC[4]/AN4 — Port C bit 4 / ADC analog input 4 |
| פין 46 | PTC[5]/AN5 — Port C bit 5 / ADC analog input 5 |
| פין 47 | PTC[6]/AN6 — Port C bit 6 / ADC analog input 6 |
| פין 48 | PTC[7]/AN7 — Port C bit 7 / ADC analog input 7 |
| פין 49 | PTD[0] — General-purpose I/O / Port D bit 0 |
| פין 50 | PTD[1] — General-purpose I/O / Port D bit 1 |
| פין 51 | PTD[2] — General-purpose I/O / Port D bit 2 |
| פין 52 | PTD[3] — General-purpose I/O / Port D bit 3 |
| פין 53 | PTD[4] — General-purpose I/O / Port D bit 4 |
| פין 54 | PTD[5] — General-purpose I/O / Port D bit 5 |
| פין 55 | PTD[6] — General-purpose I/O / Port D bit 6 |
| פין 56 | PTD[7] — General-purpose I/O / Port D bit 7 |
| פין 57 | PTE[0]/IRQ0 — Port E bit 0 / External interrupt 0 |
| פין 58 | PTE[1]/IRQ1 — Port E bit 1 / External interrupt 1 |
| פין 59 | PTE[2]/IRQ2 — Port E bit 2 / External interrupt 2 |
| פין 60 | PTE[3]/IRQ3 — Port E bit 3 / External interrupt 3 |
| פין 61 | PTE[4]/IRQ4 — Port E bit 4 / External interrupt 4 |
| פין 62 | JTAG_TDI — JTAG test data in |
| פין 63 | JTAG_TMS — JTAG test mode select |
| פין 64 | JTAG_TCK — JTAG test clock |
יישומים טיפוסיים
MCF52212AE50 מתאים עבור 6 יישוםs: 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.
מומלץ
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.
מומלץ
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.
מומלץ
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.
מומלץ
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.
מומלץ
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.
מומלץ
סיכום מוצרים מומלצים
נתוני עזר הנדסיים עבור MCF52212AE50 — השוואה, הנחיות תכנון ומידע על תאימות.
מדריך בחירה
השוואה עם חלופות
| פרמטר | מוצר זה | 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 |
מבדילים עיקריים
- Integrated USB OTG with on-chip MAC and PHY in LQFP-64 (לעומתMCF5213CAF66)
- Smallest Flash option in MCF5221x with full peripheral set (לעומתMCF52213CAG50)
- Balanced SRAM for USB and serial bridging (לעומתMCF52211AE50)
הערות תכנון
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.
מידע על תאימות
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).
