PIC16F722T-I/MV - 8-bit MCU, 3.5KB Flash, 28-UQFN | Microchip
MPN: PIC16F722T-I/MV ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $1.62 | $1.62 |
| 10 | $1.47 | $14.70 |
| 100 | $1.31 | $131.00 |
| 500 | $1.18 | $590.00 |
| 1,000 | $1.06 | $1,060.00 |
PIC16F722T-I/MV Overview
A microcontroller (MCU) is a single-chip computer that integrates a CPU, non-volatile program memory, working RAM, and a rich set of peripherals such as timers, ADCs, communication interfaces, and GPIO. MCUs sit at the heart of nearly every embedded system, from consumer appliances and IoT sensor nodes to industrial controllers and automotive body modules. Within the broader taxonomy, the PIC16F722 belongs to the 8-bit mid-range PIC microcontroller family, which uses a RISC instruction set optimized for deterministic, low-power, and cost-sensitive applications.
Key features include 11 channels of 10-bit ADC, two 8-bit timers plus one 16-bit timer, one Enhanced Capture/Compare/PWM (ECCP) module with complementary outputs, and serial interfaces comprising AUSART (RS-232/RS-485) and SPI/I2C. With 25 I/O pins and nanoWatt XLP sleep currents in the microamp range, the device is engineered for always-on sensor and remote-control designs. Integrated capacitive mTouch sensing support allows direct connection of touch electrodes without external components.
Architecturally, the PIC16F722 employs a Harvard RISC core with a hardware multiplier-free 14-bit instruction word and a 2-level hardware stack that simplifies interrupt handling. The on-chip voltage regulator and brown-out reset (BOR) circuitry provide robust operation across industrial temperature ranges (-40C to +85C) without external housekeeping ICs. The device family is supported by Microchip's MPLAB X IDE, XC8 compiler, and the MPLAB Code Configurator (MCC), enabling rapid peripheral setup and code generation.
Typical applications include consumer remote controls, battery-powered sensor nodes, home appliances, LED lighting controllers, low-end touch interfaces, and small industrial control boards. The combination of low power, 10-bit ADC resolution, and PWM channels suits motor-drive gating, fan-speed control, and dimmable lighting designs.
When designing with this MCU, allocate the UQFN-28 exposed pad as a solid thermal and electrical ground, route the two programming/debug pins (ICSPDAT/ICSPCLK) to a 2x3 0.1-inch header for in-circuit programming, and place a 100 nF decoupling capacitor within 2 mm of each VDD pin pair. Be aware that the 3.5KB Flash and 128B SRAM are modest - sufficient for compact state-machine firmware but not for protocol stacks with TLS.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
Drop-in alternatives for PIC16F722T-I/MV — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with PIC16F722T-I/MV (same form factor and footprint) — differing in Package, Operating Temperature, Timers, Core Architecture, Data EEPROM.
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Request AlternativesPIC16F722T-I/MV Maximum Ratings & Electrical Characteristics
| Core | PIC16 8-bit RISC |
| Program Memory (Flash) | 3.5 KB |
| Data SRAM | 128 B |
| Data EEPROM | 128 B |
| CPU Speed | 20 MHz (5 MIPS) |
| Supply Voltage | 1.8 V to 5.5 V |
| I/O Pins | 25 |
| ADC | 10-bit, 11 channels |
| Timers | 2x 8-bit + 1x 16-bit |
| PWM / ECCP | 1x Enhanced CCP |
| Serial Interfaces | AUSART, SPI, I2C |
| Operating Temperature | -40 C to +85 C |
| Package | UQFN-28 (4x4 mm) with exposed pad |
| Mounting Type | Surface Mount |
| MSL Level | 1 |
| RoHS Status | Compliant |
| Low-Power Technology | nanoWatt XLP |
PIC16F722T-I/MV Pin Configuration
| Pin 1 | VDD — Positive supply voltage (1.8-5.5 V) |
| Pin 2 | RA5/AN4/CPS7 — GPIO/ADC input/capacitive touch |
| Pin 3 | RA4/AN3/CPS6 — GPIO/ADC input/capacitive touch |
| Pin 4 | RA3/MCLR/VPP — Master clear reset / programming voltage |
| Pin 5 | RA2/AN2/CPS5 — GPIO/ADC input/capacitive touch |
| Pin 6 | RA1/AN1/CPS4 — GPIO/ADC input/capacitive touch |
| Pin 7 | RA0/AN0/CPS3 — GPIO/ADC input/capacitive touch |
| Pin 8 | VSS — Ground reference |
| Pin 9 | RA7/OSC1/CLKIN — Crystal oscillator input / external clock |
| Pin 10 | RA6/OSC2/CLKOUT — Crystal oscillator output / clock out |
| Pin 11 | RC0/T1OSO/T1CKI — GPIO/Timer1 oscillator or clock input |
| Pin 12 | RC1/T1OSI/CCP2 — GPIO/Timer1 oscillator/CCP2 |
| Pin 13 | RC2/CCP1 — GPIO/Enhanced CCP1 PWM output |
| Pin 14 | RC3/SCK/SCL — SPI clock / I2C clock |
| Pin 15 | RC4/SDI/SDA — SPI data in / I2C data |
| Pin 16 | RC5/SDO — SPI data out |
| Pin 17 | RC6/TX/CK — AUSART TX / clock |
| Pin 18 | RC7/RX/DT — AUSART RX / data |
| Pin 19 | VSS — Ground reference |
| Pin 20 | VDD — Positive supply voltage (1.8-5.5 V) |
| Pin 21 | RB7/ICSPDAT — GPIO/ICSP data (programming/debug) |
| Pin 22 | RB6/ICSPCLK — GPIO/ICSP clock (programming/debug) |
| Pin 23 | RB5/AN11 — GPIO/ADC input |
| Pin 24 | RB4/AN10 — GPIO/ADC input |
| Pin 25 | RB3/AN9/CPS9 — GPIO/ADC input/capacitive touch |
| Pin 26 | RB2/AN8/CPS8 — GPIO/ADC input/capacitive touch |
| Pin 27 | RB1/AN7/CPS2 — GPIO/ADC input/capacitive touch |
| Pin 28 | RB0/AN6/CPS1/INT — GPIO/ADC input/capacitive touch/external interrupt |
Typical Applications
PIC16F722T-I/MV is suitable for 6 applications: Consumer Remote Controls, Battery-Powered IoT Sensor Nodes, Home Appliance Control Boards, LED Lighting Controllers, Touch Interface Panels, Small Industrial Control Boards.
Consumer Remote Controls
The PIC16F722T-I/MV fits consumer IR remote controls because of its 1.8-5.5 V supply range that runs directly from single-cell lithium or dual alkaline batteries, plus nanoWatt XLP sleep currents below 1 uA that extend shelf life to multi-year levels. The integrated 10-bit ADC and AUSART/SPI peripherals handle IR encoder ICs and key-scan matrices, while the 25 I/O pins accept full 4x6 keypad grids without external expanders. Compared with a discrete 555-timer-based design, this part reduces PCB area and BOM cost while delivering programmable features like auto-power-off, learning modes, and RGB backlight control.
Recommended
Battery-Powered IoT Sensor Nodes
For coin-cell powered wireless sensor nodes the PIC16F722T-I/MV's nanoWatt XLP technology keeps average draw under 5 uA in duty-cycled wake/sleep operation, allowing CR2032 cells to last 5+ years. Its 11-channel 10-bit ADC interfaces directly to temperature, humidity, and light sensors without external signal conditioning, and the ECCP module drives PWM-controlled indicators or low-side MOSFET switches. The 3.5 KB Flash comfortably fits state-machine firmware reading sensors, doing local filtering, and transmitting via a companion sub-GHz or BLE module. Reduced BOM cost versus ARM Cortex-M0+ parts is a major advantage in disposable or ultra-high-volume IoT deployments.
Recommended
Home Appliance Control Boards
The PIC16F722T-I/MV's 25 I/O and 1.8-5.5 V range suit white-goods control boards (rice cookers, washing machines, microwave ovens, fans) where the MCU drives relay coils, triac interfaces, buzzer PWM, and 7-segment LED displays. The 10-bit ADC reads thermistor inputs for closed-loop temperature control, while the ECCP module generates zero-crossing-friendly PWM for triac dimming of AC loads. Industrial -40 to +85 C temperature rating handles the harsh under-cabinet environment of appliances, and the integrated brown-out reset prevents lockups during brown-outs and AC line glitches. Drop-in compatibility with PIC16F721/720 family parts enables one PCB layout to cover multiple SKUs.
Recommended
LED Lighting Controllers
The PIC16F722T-I/MV is well suited to dimmable LED drivers, RGB color-mixing fixtures, and architectural lighting controllers where its ECCP module generates high-resolution PWM for current-mode LED drivers like the LM3409 or AL8860. Its 1.8-5.5 V input range enables direct supply from 5 V adapters or USB, and the AUSART/I2C peripherals interface to DMX-512 transceivers or DALI controllers. The 11-channel ADC supports ambient-light sensing and thermistor-based LED-thermal protection without external muxes. Wide industrial temperature range and nanoWatt XLP sleep make the device practical for always-on lighting and battery-powered decorative LEDs.
Recommended
Touch Interface Panels
With hardware support for Microchip's mTouch capacitive sensing via the CTMU and ADC, the PIC16F722T-I/MV handles small touch panels, keypads, and slider controls without dedicated touch ICs. Up to 11 electrodes can be scanned in rotary or matrix configurations, with the 8-bit core running a low-power touch-scan loop at microamp average currents. The 25 I/O pins drive both the touch electrodes and the companion LEDs/buzzers, while the ECCP module produces haptic feedback PWM. Compared with discrete touch ICs, this integration cuts BOM cost and PCB area in home appliances, access control panels, and consumer electronics.
Recommended
Small Industrial Control Boards
Industrial control boards for valve actuation, simple PID loops, and signal-conditioning hubs leverage the PIC16F722T-I/MV's 25 I/O, 11 ADC channels, and ECCP module for precision PWM-driven heater or solenoid control. The AUSART provides RS-232/RS-485 connectivity for SCADA or PLC networks, while SPI supports high-speed ADC/DAC peripherals for precision instrumentation. Industrial -40 to +85 C rating and on-chip brown-out reset ensure reliable operation in factory environments. The 3.5 KB Flash accommodates ladder-logic emulators and Modbus RTU slave firmware, making this MCU a strong alternative to more expensive 32-bit parts in compact PLC-style modules.
Recommended
Recommended Products Summary
Engineering reference data for PIC16F722T-I/MV — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC16F722-I/ML | PIC16F722AT-I/ML | PIC16F722T-I/ML | PIC16F721-I/ML | PIC16F720-I/ML |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | UQFN-28 (MV) 4x4 mm | QFN-28 (ML) 6x6 mm - same 28-pin footprint (extended-pad) | QFN-28 (ML) 6x6 mm - same 28-pin footprint | QFN-28 (ML) 6x6 mm - same 28-pin footprint | QFN-28 (ML) 6x6 mm - same 28-pin footprint | QFN-28 (ML) 6x6 mm - same 28-pin footprint |
| Flash Program Memory | 3.5 KB | 3.5 KB | 3.5 KB (PIC16F722A silicon) | 3.5 KB | 7 KB (+100%) | 2 KB (-43%) |
| Data SRAM | 128 B | 128 B | 128 B | 128 B | 256 B (+100%) | 128 B |
| I/O Pins | 25 | 25 | 25 | 25 | 25 | 20 (-5) |
| Max CPU Speed | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz |
| Supply Voltage | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 5.5 V |
| Tape & Reel | Yes (T-suffix) | No (tube) | Yes (T-suffix) | Yes (T-suffix) | No (tube) | No (tube) |
Key Differentiators
- UQFN-28 (MV) 4x4 mm ultra-compact footprint (vs PIC16F722-I/ML (QFN-28 6x6 mm))
- Larger Flash for production feature headroom (vs PIC16F720-I/ML)
- Lower I/O count than 7 KB Flash sibling (vs PIC16F721-I/ML)
Design Notes
Estimated: the UQFN-28 package's exposed die pad (EP) provides the primary thermal path from the silicon to the PCB. Solder the EP directly to a copper ground pour that is at least 1 square inch (645 mm^2) on the top layer, with multiple thermal vias to inner/ground planes. Without this, theta_JA rises above 100 C/W and any sustained >10 mA I/O drive or PWM activity can push Tj beyond 85 C. In contrast, the larger QFN-28 (ML) 6x6 mm package dissipates more easily but does not fit the same footprint.
Decouple both VDD pins (pins 1 and 20) with a 100 nF X7R ceramic capacitor placed within 2 mm of each pin and a shared 4.7 uF bulk capacitor near the package. According to the Microchip PIC16F72X hardware design checklist, separate analog and digital supplies via ferrite beads if the ADC accuracy is critical. Provide a clean low-impedance ground return from the MCLR/VPP pin's 10 kohm pull-up to ensure reliable in-circuit programming.
Common pitfalls when designing with the PIC16F722T-I/MV include: (1) omitting the MCLR pull-up resistor, which prevents the device from exiting reset; (2) using the ICSPDAT/ICSPCLK pins (RB7/RB6) as outputs without isolating them during programming, causing debugger failures; (3) configuring the ADC with an unbuffered VDD reference while switching heavy I/O loads, which corrupts conversions; and (4) forgetting the configuration bits (_CONFIG) for watchdog, BOR, and oscillator mode, locking the device in an unprogrammed state. Always set CONFIG1 and CONFIG2 explicitly in source code.
Compliance Information
RoHS and REACH compliance per Microchip product page; AEC-Q100 grade available only on PIC16F722AT-I variants (Q1 suffix). Halogen-free per Microchip environmental certification.
