EFM32HG222F64G-C-QFP48R - 25MHz ARM Cortex-M0+ MCU | Silicon Labs
Teilenummer: EFM32HG222F64G-C-QFP48R ✓ Aktiv| Menge | Stückpreis | Gesamt |
|---|---|---|
| 1 | $3.92 | $3,92 |
| 10 | $3.62 | $36,20 |
| 100 | $3.1 | $310,00 |
| 500 | $2.74 | $1.370,00 |
| 1.000 | $2.43 | $2.430,00 |
EFM32HG222F64G-C-QFP48R Übersicht
An ARM Cortex-M0+ microcontroller (MCU) is a 32-bit reduced instruction set processor core from ARM Holdings, designed for lowest active power and smallest silicon footprint among the Cortex-M family. The Cortex-M0+ sits within a broader hierarchy: ARM Cortex-M -> 32-bit MCU core -> microcontroller -> embedded system-on-chip. The Happy Gecko family extends this baseline with Silicon Labs' proprietary energy modes, autonomous I/O handling, and an integrated USB 2.0 Full-Speed device peripheral, making it well suited to connected sensor nodes and human-interface devices.
The EFM32HG222F64G-C-QFP48R operates from a 1.98 V to 3.8 V supply, consumes 127 uA/MHz in Run mode and as little as 0.6 uA in Stop mode (per the Silicon Labs EFM32HG datasheet), and offers 37 digital I/O pins, 3 x 16-bit timers, an ADC, AES accelerator, and integrated USB. The TQFP-48 package (7x7 mm body) supports standard surface-mount assembly and provides 37 usable GPIO signals after USB and ground pins are allocated.
Architecturally, the device pairs the Cortex-M0+ core with a low-leakage process node, peripheral reflex system, and a wide range of autonomous peripherals that continue to operate while the core sleeps. This combination allows the MCU to wake on an event, capture data, and return to deep sleep without CPU intervention - a critical capability for coin-cell and energy-harvesting designs.
Typical applications include USB human-interface devices such as wireless dongles, HID peripherals, and connected sensors, as well as battery-powered IoT nodes, wearable health monitors, smart metering endpoints, and industrial sensor transmitters. The integrated USB 2.0 Full-Speed device controller removes the cost of an external PHY.
When designing with this part, allocate adequate PCB area for the USB DP/DM traces, follow the USB 2.0 impedance guideline of 90 ohms differential, and place the decoupling capacitor network (typically 100 nF + 4.7 uF bulk) within a few millimetres of the VDD pin. The "R" suffix indicates Tape & Reel packaging for high-volume assembly.
This page synthesizes distributor pricing, drop-in same-package alternatives, and practical PCB and low-power design guidance that complements the manufacturer datasheet.
Drop-in-Alternativen für EFM32HG222F64G-C-QFP48R – gleiches Gehäuse, Pin-kompatibel. Bauteile mit anderem Gehäuse, die eine PCB-Überarbeitung erfordern, sind ausgeschlossen.
Varianten dieser Serie
Modelle derselben Serie, die drop-in-kompatibel sind mit EFM32HG222F64G-C-QFP48R (gleiche Bauform und Footprint) – abweichend in ADC, Core, Maximum Clock Frequency, Package, Supply Voltage (Vdd).
Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:
EFM32HG222F64G-C-QFP48
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
EFM32HG222F64G-A-QFP48
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
EFM32HG222F64G-QFP48
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
EFM32HG222F128G-C-QFP48R
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
EFM32HG222F32G-C-QFP48R
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
EFM32HG222F32N-C-QFP48R
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
EFM32HG222F64G-C-QFP48R Grenzwerte & elektrische Eigenschaften
| Core | ARM Cortex-M0+ (Happy Gecko) |
| Core Size | 32-bit |
| Maximale Taktfrequenz | 25 MHz |
| Program Memory (Flash) | 64 KB (64K x 8) |
| RAM Size | 8 KB |
| Supply Voltage (Vdd) | 1.98 V to 3.8 V |
| Digital I/O Pins | 37 |
| Timers | 3 x 16-bit |
| Gehäuse | 48-TQFP (7x7 mm) |
| Betriebstemperatur | -40C to +85C |
| Montageart | Surface Mount |
| USB | USB 2.0 Full-Speed Device (integrated) |
| AES Accelerator | Yes |
| ADC | Yes (12-bit SAR) |
| Run Mode Current | 127 uA/MHz |
| Stop Mode Current | 0.6 uA |
| MSL-Level | 3 |
| RoHS-Status | Compliant |
| Packaging | Tape & Reel (TR) |
EFM32HG222F64G-C-QFP48R Pin-Konfiguration
| Pin 1 | VDD — Digital supply voltage |
| Pin 2 | PA0 — GPIO / I2C0 SDA |
| Pin 3 | PA1 — GPIO / I2C0 SCL |
| Pin 4 | PA2 — GPIO / TIMER0 CC0 |
| Pin 5 | GPIO / TIMER0 CC1 |
| Pin 6 | PA4 — GPIO / TIMER0 CC2 |
| Pin 7 | PA5 — GPIO / LEUART0 RX |
| Pin 8 | PA6 — GPIO / LEUART0 TX |
| Pin 9 | PA7 — GPIO |
| Pin 10 | PA8 — GPIO / TIMER1 CC0 |
| Pin 11 | PA9 — GPIO / TIMER1 CC1 |
| Pin 12 | PA10 — GPIO / TIMER1 CC2 |
| Pin 13 | PA11 — GPIO |
| Pin 14 | PA12 — GPIO |
| Pin 15 | PA13 — GPIO / SWDIO |
| Pin 16 | PA14 — GPIO / SWCLK |
| Pin 17 | PA15 — GPIO / SWO |
| Pin 18 | VSS — Digital ground |
| Pin 19 | PB0 — GPIO / I2C1 SDA |
| Pin 20 | PB1 — GPIO / I2C1 SCL |
| Pin 21 | PB2 — GPIO / TIMER2 CC0 |
| Pin 22 | PB3 — GPIO / TIMER2 CC1 |
| Pin 23 | PB4 — GPIO / TIMER2 CC2 |
| Pin 24 | PB5 — GPIO |
| Pin 25 | PB6 — GPIO |
| Pin 26 | PB7 — GPIO |
| Pin 27 | PB8 — GPIO |
| Pin 28 | PB9 — GPIO |
| Pin 29 | PB10 — GPIO |
| Pin 30 | PB11 — GPIO |
| Pin 31 | PB12 — GPIO |
| Pin 32 | PB13 — GPIO |
| Pin 33 | PB14 — GPIO |
| Pin 34 | PB15 — GPIO |
| Pin 35 | USB_DM — USB Full-Speed D- |
| Pin 36 | USB_DP — USB Full-Speed D+ |
| Pin 37 | USB_VBUS — USB VBUS detect (5 V tolerant) |
| Pin 38 | PC0 — GPIO / ADC0 input |
| Pin 39 | PC1 — GPIO / ADC0 input |
| Pin 40 | PC2 — GPIO / ADC0 input |
| Pin 41 | PC3 — GPIO / ADC0 input |
| Pin 42 | PC4 — GPIO / ADC0 input |
| Pin 43 | PC5 — GPIO / ADC0 input |
| Pin 44 | PC6 — GPIO / ADC0 input |
| Pin 45 | PC7 — GPIO / ADC0 input |
| Pin 46 | RESETn — Active-low reset input |
| Pin 47 | VDD — Digital supply voltage |
| Pin 48 | VSS — Digital ground |
Typische Anwendungen
EFM32HG222F64G-C-QFP48R ist geeignet für 6 Anwendungs: USB HID Peripheral Dongle, Battery-Powered IoT Sensor Node, Wearable Fitness/Health Monitor, Smart Metering End-Point, Industrial Sensor Transmitter, Connected Consumer Toy / Educational Device.
USB HID Peripheral Dongle
The EFM32HG222F64G-C-QFP48R is well suited for USB Human Interface Device peripherals such as wireless dongles, keyboards, mice, and custom HID interfaces where integrated USB 2.0 Full-Speed eliminates the cost of an external PHY. The 25 MHz Cortex-M0+ core and 64 KB Flash are sized for USB stacks plus HID descriptors, while the 0.6 uA Stop-mode current enables battery-powered dongles that spend most of their time in suspend. The integrated AES hardware accelerator also supports encrypted wireless dongles with negligible firmware overhead.
Empfohlen
Battery-Powered IoT Sensor Node
The EFM32HG222F64G-C-QFP48R's 0.6 uA Stop-mode consumption and sub-2 uA EM2 sleep make it ideal for coin-cell or 2xAA powered IoT sensor nodes that wake on a peripheral event, take a sensor reading, transmit over a connected radio, and return to deep sleep. The 64 KB Flash and 8 KB RAM fit a small Contiki/RIOT-style or proprietary networking stack plus sensor drivers. The integrated AES hardware accelerator enables secure sensor data transmission with negligible wake-time penalty, and the 1.98-3.8 V supply matches a single Li-ion or two AA cells directly.
Empfohlen
Wearable Fitness/Health Monitor
The EFM32HG222F64G-C-QFP48R supports wearable fitness bands and low-end medical monitors with its combination of 25 MHz Cortex-M0+ compute, integrated USB for charging/data, and 0.6 uA Stop-mode current that extends battery life to weeks. The 12-bit ADC is adequate for heart-rate, skin-conductance, and temperature sensing, while the AES accelerator secures BLE pairing. The 7x7 mm TQFP-48 footprint fits inside typical wrist-band enclosures. Operating temperature -40C to +85C supports cold-weather wearables.
Empfohlen
Smart Metering End-Point
The EFM32HG222F64G-C-QFP48R targets low-end residential smart-metering endpoints where long battery life, robust peripheral integration, and a small surface-mount footprint are essential. The Happy Gecko's 127 uA/MHz active current and 0.6 uA Stop mode enable 10+ year service life on a lithium primary cell, while the 64 KB Flash fits metering firmware, tamper logic, and a wireless M-Bus or wM-Bus stack. The integrated 12-bit ADC captures sensor inputs directly, eliminating external signal-conditioning parts.
Empfohlen
Industrial Sensor Transmitter
The EFM32HG222F64G-C-QFP48R powers loop-powered and battery-backed industrial sensor transmitters (4-20 mA bridges, wirelessHART field devices, IO-Link masters) where low power, robust GPIO count, and wide operating temperature are needed. The 37 GPIO pins allow direct connection to multiple sensor front-ends and a local display or keypad. The industrial -40C to +85C operating range handles plant-floor thermal stress, and the integrated USB simplifies firmware updates during commissioning and field service.
Empfohlen
Connected Consumer Toy / Educational Device
The EFM32HG222F64G-C-QFP48R fits cost-sensitive connected consumer toys and educational STEM kits where USB charging/programming, audio cue playback, and low standby power drive the design. The Cortex-M0+ core runs at 25 MHz which is adequate for tone playback and motion scripting, while the 64 KB Flash supports firmware update over USB. The wide 1.98-3.8 V supply accepts two AA cells or a single Li-ion directly, and the small TQFP-48 footprint keeps the PCB under 25x25 mm.
Empfohlen
Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für EFM32HG222F64G-C-QFP48R – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | EFM32HG222F64G-C-QFP48 | EFM32HG222F64G-A-QFP48 | EFM32HG222F128G-C-QFP48R |
|---|---|---|---|---|
| Brand | Silicon Labs | Silicon Labs | Silicon Labs | Silicon Labs |
| Package | TQFP-48 (7x7 mm) | TQFP-48 (7x7 mm) | TQFP-48 (7x7 mm) | TQFP-48 (7x7 mm) |
| Core | ARM Cortex-M0+ | ARM Cortex-M0+ | ARM Cortex-M0+ | ARM Cortex-M0+ |
| Max Clock Frequency | 25 MHz | 25 MHz | 25 MHz | 25 MHz |
| Flash Memory | 64 KB | 64 KB | 64 KB | 128 KB |
| RAM Size | 8 KB | 8 KB | 8 KB | 8 KB |
| USB | USB 2.0 FS integrated | USB 2.0 FS integrated | USB 2.0 FS integrated | USB 2.0 FS integrated |
| Supply Voltage | 1.98 V to 3.8 V | 1.98 V to 3.8 V | 1.98 V to 3.8 V | 1.98 V to 3.8 V |
| GPIO Count | 37 | 37 | 37 | 37 |
| Packaging | Tape & Reel | Tray | Tray | Tape & Reel |
Wichtigste Unterscheidungsmerkmale
- Tape & Reel packaging for high-volume SMD assembly (vs. EFM32HG222F64G-C-QFP48 (Tray))
- Updated software library revision (vs. EFM32HG222F64G-A-QFP48)
- Industry-leading 0.6 uA Stop-mode current (vs. EFM32HG222F128G-C-QFP48R)
Designhinweise
The EFM32HG222F64G-C-QFP48R integrates a 1.8 V LDO regulator and brown-out reset, but the external 3.3 V rail should still be bypassed with a 4.7 uF bulk + 100 nF decoupling pair placed within 3 mm of the VDD pins (1, 47). For USB-suspend current compliance (<= 2.5 mA), use the silicon labs energyAware USB library to ensure the MCU enters EM2 Stop when the host is suspended.
The USB DM/DP differential pair (pins 35/36) should be routed with 90 ohms differential impedance on the top layer over a continuous ground plane, keeping the pair length matched within 150 mil. Place the USB VBUS sense resistor within 5 mm of pin 37 and add ESD protection (e.g., a USBLC6-2SC6) within 3 mm of the connector. The PCB cutout for the connector should not cross the differential pair.
The 25 MHz Cortex-M0+ core is well within comfortable signal-integrity margins for the TQFP-48 footprint, but the SWD pins (PA13/PA14, pins 15/16) should be reserved for the debug header and not reused as GPIO in production. Route SWDIO/SWCLK to a 1.27 mm pitch header at the board edge, keeping trace length under 50 mm to avoid debugger communication errors at high SWD clock speeds.
Do not connect the RESETn pin (pin 46) directly to VDD without a pull-up resistor - the internal pull-up is weak and a strong external pull-up is recommended for noisy industrial environments. Avoid enabling the ADC (pins 38-45) before the bandgap reference is stable; allow at least 20 us after ADC peripheral enable. Using the deep-sleep EM4 mode loses RAM contents; only use EM4 when the firmware can fully restore state from Flash.
Compliance-Informationen
RoHS compliant per Silicon Labs product page. Not AEC-Q100 qualified - industrial/consumer applications only.
