PIC10F222T-I/OT - 8-bit PIC MCU, 768B Flash, SOT-23-6 | Microchip
MPN: PIC10F222T-I/OT ✓ Hoạt độngPIC10F222T-I/OT Tóm tắt
What is a PIC10F microcontroller? The PIC10F family is the smallest footprint 8-bit PIC microcontrollers from Microchip Technology, built around a RISC architecture that executes instructions in a single cycle (200 ns at 20 MHz, 1 µs at 8 MHz). The hierarchy is: 8-bit MCU -> microcontroller -> embedded processor -> semiconductor. PIC10F devices target cost- and space-constrained applications where a few GPIO pins and a small AFE are sufficient, replacing discrete logic with programmable intelligence.
Key differentiating specifications include 1.8V to 5.5V wide operating voltage, ultra-low-power nanoWatt technology with <1 µA standby current, 33 single-word/single-cycle instructions (excluding branches), and on-chip 4 MHz internal oscillator. The PIC10F222T-I/OT variant adds an 8-bit ADC plus a PWM module, distinguishing it from PIC10F200/PIC10F204 siblings.
Architecturally, the part employs a Harvard-style core with separate program and data buses, allowing instruction fetch and operand access in the same clock cycle. The 8-bit successive-approximation ADC runs up to 100 ksps with the on-chip RC oscillator, and the 8-bit PWM supports edge-aligned operation for LED dimming, motor control, or simple SMPS loops.
Typical applications include LED lighting drivers, fan/thermostat controllers, handheld toys, battery-powered sensor nodes, and auxiliary timer/logic replacement in larger systems. The SOT-23-6 form factor is critical for space-constrained wearables and inline cable modules.
For reliable operation, ensure VDD decoupling with a 0.1 µF ceramic capacitor placed within 5 mm of pin 1, observe the 5.5 V absolute-maximum on VDD, and avoid driving pin 4 (GP3) above VDD since it is an open-drain input-only pin on this family.
This page consolidates XAIPART distributor pricing, cross-brand drop-in alternatives, and practical design notes that supplement the manufacturer datasheet, helping procurement and design engineers verify fit, pin compatibility, and lifecycle status in a single view.
Bộ thay thế dễ dàng lắp đặt cho PIC10F222T-I/OT — 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 PIC10F222T-I/OT (cùng hình factor và footprint) — khác nhau ở Internal Oscillator, Instruction Set, MSL Level, Operating Temperature Range, Timers.
PIC10F222T-E/OT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC10F220T-I/OT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC10F202T-I/OT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC10F200T-I/OT
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
PIC10F320T-I/OT
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
PIC10F222T-I/OT Tỷ lệ tối đa & tính chất điện
| Core | 8-bit PIC10 RISC |
| Program Memory Type | Flash |
| Program Memory Size | 768 B (512 x 12 words) |
| Data RAM Size | 16 B |
| Data EEPROM Size | 0 B (no on-chip EEPROM) |
| Maximum CPU Speed | 8 MHz (4 MIPS at 4 MHz instruction rate) |
| Number of I/O Pins | 4 (GP0, GP1, GP2, GP3 open-drain input-only) |
| ADC | 8-bit, up to 3 channels |
| PWM Modules | 1 x 8-bit PWM |
| Timers | 1 x 8-bit Timer0 with watchdog |
| Internal Oscillator | 4 MHz (calibrated ±1%) |
| Instruction Set | 33 single-word/single-cycle (excluding branches) |
| Hộp / Vỏ | SOT-23-6 |
| Kiểu lắp đặt | Surface Mount |
| Khoảng nhiệt độ hoạt động | -40 °C to +85 °C (Industrial, "I") |
| Trạng thái RoHS | Compliant |
| Cấp MSL | 1 |
Cấu hình chân PIC10F222T-I/OT
| Chân 1 | VDD — Positive supply voltage (2.0 V to 5.5 V) |
| Chân 2 | GP0 — Bidirectional I/O; ADC0 input; PWM output |
| Chân 3 | GP1 — Bidirectional I/O; ADC1 input |
| Chân 4 | GP2 — Bidirectional I/O; ADC2 input |
| Chân 5 | GP3/MCLR — Input-only open-drain; also ICSP programming pin (MCLR) |
| Chân 6 | VSS — Ground reference |
Ứng dụng tiêu biểu
PIC10F222T-I/OT phù hợp cho 6 Áp dụngs: Battery-Powered LED Driver / Lighting, Handheld / Wearable Sensor Tags, Fan / Thermostat / HVAC Auxiliary Controller, Personal Care & Consumer Appliance Logic, IoT Edge Sensor / Smart-Home Node, Automotive Interior LED Lighting & Indicators.
Battery-Powered LED Driver / Lighting
The PIC10F222T-I/OT fits ultra-compact LED driver nodes because its on-chip 8-bit PWM can modulate brightness via GP0 while the 8-bit ADC on GP1/GP2 reads a thermistor or ambient-light sensor for closed-loop dimming. Operating from 2.0 V to 5.5 V it can be powered directly from a single-cell Li-ion or 2-cell alkaline pack without additional regulation, and the SOT-23-6 footprint enables inline cable modules or G4/G9 retrofit bulbs. Compared to a discrete 555-timer design, the programmable MCU adds dim curves, daylight harvesting, and OTA-friendly calibration at sub-USD 1 BOM cost.
Được đề xuất
Handheld / Wearable Sensor Tags
The PIC10F222T-I/OT is well suited to wearable health and activity tags because its nanoWatt standby current (<1 µA typical) and 2.0 V minimum VDD allow multi-month coin-cell operation. The 8-bit ADC samples a thermistor or photodiode for skin temperature or ambient-light context, while 16 B RAM and 768 B Flash hold small state machines and event logs. The SOT-23-6 footprint occupies less than 9 mm² of PCB area, leaving room for a CR2032 holder and BLE module in a wearable form factor.
Được đề xuất
Fan / Thermostat / HVAC Auxiliary Controller
Industrial HVAC auxiliary controls use the PIC10F222T-I/OT to replace discrete thermistor-and-timer circuits with a programmable 6-pin MCU. The 8-bit ADC reads a 10 kΩ NTC thermistor network on GP1, and the 8-bit PWM on GP0 drives a small fan or relay through a MOSFET at low duty cycle for proportional cooling. Industrial -40 °C to +85 °C operation covers unconditioned enclosures. The Industrial temperature grade supports factory-automation cabinets, while the E/OT variant (PIC10F222T-E/OT) extends operation to +125 °C for under-hood or rooftop fan control.
Được đề xuất
Personal Care & Consumer Appliance Logic
The PIC10F222T-I/OT serves as the auxiliary timing/control brain in toothbrushes, shavers, and small kitchen appliances where the main SoC is overkill. Its 8-bit PWM drives vibration motors or low-power solenoids, while the 8-bit ADC monitors battery voltage on GP2 for low-battery cutoff. The 33 single-cycle RISC instructions let engineers implement mode buttons, sleep timers, and charging-state LEDs in firmware under 512 words of Flash. This keeps the BOM below USD 1.50 while adding programmable differentiation across SKUs.
Được đề xuất
IoT Edge Sensor / Smart-Home Node
The PIC10F222T-I/OT fits the lowest tier of IoT edge nodes where a few sensor reads and a single actuator PWM are sufficient. The 8-bit ADC handles occupancy, light, or gas-sensor analog front-ends on GP0-GP2, while 768 B Flash holds simple MQTT-SN or LoRaWAN commissioning payloads. Combined with a sub-GHz or BLE companion module, it can run for years on AA cells thanks to nanoWatt standby. The SOT-23-6 form factor fits inside wall-switch boxes and door/window sensor housings.
Được đề xuất
Automotive Interior LED Lighting & Indicators
Although not AEC-Q100 qualified by default, the PIC10F222T-I/OT is widely used in non-safety automotive interior accessories such as ambient lighting strips, puddle lamps, and aftermarket indicators. The 8-bit PWM on GP0 provides smooth fade-in/fade-out animation at frequencies above 200 Hz (well above the flicker-fusion threshold), while the ADC reads a potentiometer for brightness adjustment. For under-hood or engine-bay applications requiring +125 °C operation, the PIC10F222T-E/OT extended-temperature variant is the recommended drop-in upgrade within the same SOT-23-6 footprint.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho PIC10F222T-I/OT — 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 | PIC10F222T-E/OT | PIC10F220T-I/OT | PIC10F202T-I/OT | PIC10F200T-I/OT | PIC10F320T-I/OT |
|---|---|---|---|---|---|---|
| Package | SOT-23-6 | SOT-23-6 - same | SOT-23-6 - same | SOT-23-6 - same | SOT-23-6 - same | SOT-23-6 - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Program Memory | 768 B | 768 B | 768 B | 512 B (-33%) | 256 B (-67%) | 1 KB (+33%) |
| Data RAM | 16 B | 16 B | 16 B | 16 B | 16 B | 64 B (+300%) |
| ADC | 8-bit, 3 channels | 8-bit, 3 channels | None | None | None | 8-bit, 4 channels (+1) |
| PWM | 1 x 8-bit | 1 x 8-bit | None | None | None | 2 x 16-bit (upgrade) |
| Operating Temperature | -40 °C to +85 °C (Industrial) | -40 °C to +125 °C (Extended) | -40 °C to +85 °C | -40 °C to +85 °C | -40 °C to +85 °C | -40 °C to +85 °C |
| Core | PIC10 Base-Line (8-bit, 33 instructions) | PIC10 Base-Line (same) | PIC10 Base-Line (same) | PIC10 Base-Line (same) | PIC10 Base-Line (same) | PIC16 Enhanced Mid-Range (different core) |
| Approx. 1-pc price (USD) | 0.96 | 1.10 (+15%) | 0.85 (-11%) | 0.80 (-17%) | 0.75 (-22%) | 1.05 (+9%) |
Bảo phân biệt quan trọng
- PWM + ADC in a 6-pin SOT-23-6 (vsPIC10F220T-I/OT)
- Industrial temperature with nanoWatt standby (vsPIC10F200T-I/OT)
- Functional upgrade path without PCB change (vsPIC10F320T-I/OT)
Ghi chú thiết kế
Place a 0.1 µF X7R ceramic decoupling capacitor within 5 mm of the VDD pin (pin 1) and connect the ground side directly to the VSS pin (pin 6) with a wide trace. For VDD rails above 5.5 V (e.g., 12 V automotive bus), add a series resistor of at least 470 Ω or a Zener clamp to keep VDD below absolute-maximum 6.5 V. The PIC10F222T-I/OT does NOT include an internal brown-out reset (BOD) by default; enable it in configuration bits for robust cold-start behavior below 2.0 V.
Pin 5 (GP3) is input-only and open-drain, not a bidirectional GPIO like the other three pins. Driving it as an output can damage the part. Also, GP3 doubles as MCLR; an external pull-up is required for normal operation, and a low-going pulse on this pin during ICSP enters programming mode. If your circuit drives GP3 low at power-up, the MCU will not exit reset.
When using the internal 4 MHz RC oscillator for ADC conversions, allow at least 10 µs settling time after waking from sleep before starting the ADC; the on-chip ADC clock is derived from the system oscillator. For high-impedance analog sources (>10 kΩ), add an external buffer or increase the ADC acquisition time beyond the default 1.6 µs to avoid 1-2 LSB gain error.
Estimated: At maximum VDD 5.5 V and full GPIO toggling at 8 MHz across all four outputs (worst-case CMOS switching current), the PIC10F222T-I/OT draws about 3 mA, dissipating ~17 mW. With the SOT-23-6 thermal resistance θJA around 200 °C/W (JEDEC EIA/JESD51-3 2s2p board), the junction temperature rises only ~3 °C above ambient - well within the -40 °C to +85 °C Industrial rating. No special thermal management is required.
Keep the GP0-GP2 traces short and routed away from switching nodes such as relays or PWM-driven MOSFETs. Place the ICSP header footprint (5 V, ICSPCLK on GP1, ICSPDAT on GP0, VSS) near the MCU so production programmers can reach all signals without fly-wires. If GP3 is used as MCLR, do NOT place a capacitor directly on it - this slows the MCLR rise time and prevents exit from reset.
Thông tin tuân thủ
RoHS and lead-free compliant per Microchip product page. Not AEC-Q100 qualified by default - choose PIC10F222T-E/OT for +125 °C operation but still not AEC-Q100. Halogen-free status not stated on the verified source.
