PIC16LF707-E/PT - 8-bit MCU, 14KB Flash, 20MHz, 44-TQFP | Microchip
MPN: PIC16LF707-E/PT ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $2.85 | $2.85 |
| 10 | $2.55 | $25.50 |
| 100 | $2.18 | $218.00 |
| 500 | $1.92 | $960.00 |
| 1,000 | $1.68 | $1,680.00 |
PIC16LF707-E/PT Overview
A microcontroller (MCU) is a single-chip computer containing a CPU core, program memory (Flash/ROM), data memory (RAM), and peripherals such as ADCs, timers, communication interfaces, and I/O. The 8-bit PIC16 family uses a RISC architecture with a 14-bit instruction word optimized for deterministic execution and low power, making MCUs of this class the workhorse of consumer appliances, sensor nodes, industrial controllers, and automotive body electronics.
Key features of the PIC16LF707 include an integrated 16MHz high-precision internal oscillator that eliminates external crystals for many designs, an enhanced mid-range 14-bit instruction set, on-chip 10-bit ADC, multiple PWM/capture/compare (CCP/ECCP) modules, AUSART and I2C/SPI serial interfaces, and nanoWatt XLP sleep modes that drop quiescent current into the nanoampere range. The 44-pin TQFP provides 36 general-purpose I/O pins plus dedicated peripheral lines.
Internally, the PIC16LF707 architecture separates program and data buses (Harvard architecture), supports self-programmability for bootloader-style updates, and offers configurable oscillator modes for switching between high-speed active operation and low-power sleep. The 'LF' designation confirms full 1.8V operation, distinguishing it from the PIC16F707 (2.5V-5.5V) variant.
Typical applications include low-power sensor hubs, IoT edge nodes, battery-powered instrumentation, capacitive-touch human interfaces, LED lighting controllers, and industrial control front-ends. The wide voltage range makes it suitable for both 3.3V and 5V mixed-signal systems.
When designing with this device, budget flash and RAM carefully against your application code size - 14KB Flash (8K x 14) and 363 bytes RAM are modest but adequate for state-machine style firmware. Always enable the brown-out reset (BOR) and watchdog timer for robust field operation.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.
Drop-in alternatives for PIC16LF707-E/PT — 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 PIC16LF707-E/PT (same form factor and footprint) — differing in Package, ADC, Program Memory (Flash), Core Architecture, Timers.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC16LF707-I/PT
✅ Drop-In✓ In Stock
$1.69 / Unit
View Datasheet →PIC16F707-E/PT
✅ Drop-In✓ In Stock
$1.55 / Unit
View Datasheet →PIC16LF727-I/PT
✅ Drop-In📋 Reference alternative (not in catalog)
PIC16F724-I/PT
✅ Drop-In✓ In Stock
$1.67 / Unit
View Datasheet →PIC16LF1947-I/PT
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$2.55 / Unit
View Datasheet →PIC16LF707-E/PT Maximum Ratings & Electrical Characteristics
| Core | PIC16 (8-bit RISC, mid-range) |
| Program Memory | 14 KB Flash (8K x 14 words) |
| Maximum CPU Speed | 20 MHz |
| Operating Voltage | 1.8 V to 5.5 V |
| Internal Oscillator | 16 MHz (factory calibrated) |
| Package | 44-pin TQFP (PT), 10x10 mm |
| I/O Pins | 36 |
| ADC | On-chip, 10-bit |
| CCP/ECCP | Yes |
| Serial Interfaces | AUSART, I2C (MSSP), SPI |
| Operating Temperature | -40C to +125C (E suffix = Enhanced, industrial) |
| Mounting Type | Surface Mount |
| MSL Level | 3 |
| RoHS Status | Compliant |
| Lead-Free | Yes |
PIC16LF707-E/PT Pin Configuration
| Pin 1 | RA0/AN0 — Port A bit 0 / ADC input 0 |
| Pin 2 | RA1/AN1 — Port A bit 1 / ADC input 1 |
| Pin 3 | RA2/AN2 — Port A bit 2 / ADC input 2 |
| Pin 4 | RA3/AN3/VREF+ — Port A bit 3 / ADC input 3 / VREF+ |
| Pin 5 | RA4/AN4 — Port A bit 4 / ADC input 4 |
| Pin 6 | RA5/AN5 — Port A bit 5 / ADC input 5 |
| Pin 7 | RA6/OSC2 — Port A bit 6 / oscillator output |
| Pin 8 | RA7/OSC1 — Port A bit 7 / oscillator input |
| Pin 9 | VSS — Ground |
| Pin 10 | VDD — Positive supply |
| Pin 11 | RB0/INT — Port B bit 0 / external interrupt |
| Pin 12 | RB1 — Port B bit 1 |
| Pin 13 | RB2 — Port B bit 2 |
| Pin 14 | RB3/PGM — Port B bit 3 / LVP programming |
| Pin 15 | RB4 — Port B bit 4 |
| Pin 16 | RB5 — Port B bit 5 |
| Pin 17 | RB6/PGC — Port B bit 6 / ICD clock |
| Pin 18 | RB7/PGD — Port B bit 7 / ICD data |
| Pin 19 | VSS — Ground |
| Pin 20 | VDD — Positive supply |
| Pin 21 | RC0 — Port C bit 0 |
| Pin 22 | RC1 — Port C bit 1 |
| Pin 23 | RC2 — Port C bit 2 |
| Pin 24 | RC3 — Port C bit 3 |
| Pin 25 | RC4 — Port C bit 4 |
| Pin 26 | RC5 — Port C bit 5 |
| Pin 27 | RC6/TX/CK — Port C bit 6 / AUSART TX |
| Pin 28 | RC7/RX/DT — Port C bit 7 / AUSART RX |
| Pin 29 | RE3/MCLR — Port E bit 3 / Master Clear (reset) |
| Pin 30 | RD0 — Port D bit 0 |
| Pin 31 | RD1 — Port D bit 1 |
| Pin 32 | RD2 — Port D bit 2 |
| Pin 33 | RD3 — Port D bit 3 |
| Pin 34 | RD4 — Port D bit 4 |
| Pin 35 | RD5 — Port D bit 5 |
| Pin 36 | RD6 — Port D bit 6 |
| Pin 37 | RD7 — Port D bit 7 |
| Pin 38 | VSS — Ground |
| Pin 39 | VDD — Positive supply |
| Pin 40 | RE0 — Port E bit 0 |
| Pin 41 | RE1 — Port E bit 1 |
| Pin 42 | RE2 — Port E bit 2 |
| Pin 43 | VSS — Ground |
| Pin 44 | VDD — Positive supply |
Typical Applications
PIC16LF707-E/PT is suitable for 6 applications: Low-Power IoT Sensor Node, Industrial Sensor Hub, Capacitive-Touch Human Interface, LED Lighting Controller, Automotive Body Electronics, Consumer Appliance Control.
Low-Power IoT Sensor Node
The PIC16LF707-E/PT is well-suited for battery-powered IoT sensor nodes because its 1.8V minimum supply and nanoWatt XLP sleep currents (sub-uA typical) extend battery life into the multi-year range. The integrated 16MHz internal oscillator eliminates the external crystal footprint, reducing BOM cost and PCB area. The on-chip 10-bit ADC reads temperature, humidity, or analog sensor outputs while the I2C/SPI peripherals connect to digital sensors. With 8K x 14 Flash the MCU easily hosts state-machine firmware plus a lightweight sleep/wake scheduler. Compared to a discrete RTC-plus-MCU design, this single-chip integration cuts quiescent current by 50% and PCB area by ~40%, critical for coin-cell and energy-harvesting designs.
Recommended
Industrial Sensor Hub
For industrial 4-20mA loop-powered or 24V-bus sensor hubs, the PIC16LF707-E/PT delivers the 5.5V upper supply tolerance needed for direct 5V regulator output. The AUSART and I2C peripherals support Modbus RTU over RS-485 (with external transceiver) and local sensor networks. The 36 I/O lines accommodate multiple digital inputs, keypad scanning, and status LED driving without external logic. The 10-bit ADC with adequate channel count handles analog front-end conditioning. Industrial temperature range (-40C to +125C, E suffix) ensures operation in unenclosed cabinets and outdoor enclosures. Compared to discrete logic implementations, the integrated ADC and CCP peripherals save ~$1 BOM cost per node.
Recommended
Capacitive-Touch Human Interface
The PIC16LF707-E/PT's mTouch peripheral and 36 I/O pins support capacitive-touch keypads, sliders, and proximity sensors without external touch ICs. The 20 MHz CPU executes the touch-scan algorithm fast enough for 16+ electrodes at sub-10ms response times. The CCP/ECCP modules drive haptic feedback or LED backlighting, while the AUSART reports touches to a host controller. The 1.8V minimum VDD supports direct Li-ion battery operation. Compared to dedicated touch ICs, the integrated approach reduces part count by 30-50% and allows the same MCU to run the user-interface state machine, eliminating a slave processor.
Recommended
LED Lighting Controller
The PIC16LF707-E/PT is well-matched to constant-current LED drivers because its CCP/ECCP modules generate PWM dimming signals with 10-bit resolution, while the AUSART or I2C ports receive DMX-512, DALI, or 0-10V dim commands via external transceivers. The integrated 16MHz oscillator keeps PWM timing accurate across temperature. The 1.8V-5.5V range supports both 3.3V logic and 5V analog reference chains. The 44-TQFP exposes enough I/O for multi-channel RGBW fixtures plus status indicators. Compared to analog dimming circuits, MCU-based PWM dimming achieves >1000:1 contrast ratio and enables per-channel color mixing with a single firmware upgrade.
Recommended
Automotive Body Electronics
In non-safety automotive body applications such as interior lighting, seat controllers, mirror adjusters, or accessory multiplexers, the PIC16LF707-E/PT provides 5.5V load-dump-tolerant operation and the -40C to +125C automotive temperature grade (E suffix). The CCP modules drive small motors and solenoids directly via FET pre-drivers. The AUSART interfaces with LIN bus via external transceiver for sub-network communication. While not AEC-Q100 qualified, this E-grade part is widely accepted for non-safety body modules in OEM platforms. Compared to discrete relay-logic, the MCU approach cuts wiring harness weight by ~25% and enables software-configurable behavior across vehicle variants.
Recommended
Consumer Appliance Control
Small kitchen and home appliances - coffee makers, blenders, washing-machine sub-modules, and air purifiers - benefit from the PIC16LF707-E/PT's combination of 14KB Flash (enough for full UI plus motor control state machines), 5.5V tolerance for direct sensor bridge excitation, and low cost at high volumes. The CCP/ECCP modules drive triac phase-control for AC loads or PWM for DC brushless motors via external FETs. The AUSART interfaces with Bluetooth or WiFi modules (RN4870, ESP-AT) for smart-appliance connectivity. Compared to a 32-bit ARM Cortex-M0+, the PIC16LF707 typically costs 30-40% less and consumes less power in standby, critical for ENERGY STAR-rated appliances.
Recommended
Recommended Products Summary
Engineering reference data for PIC16LF707-E/PT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC16LF707-I/PT | PIC16F707-E/PT | PIC16LF727-I/PT | PIC16F724-I/PT | PIC16LF1947-I/PT |
|---|---|---|---|---|---|---|
| Package | 44-TQFP (PT) 10x10 mm | 44-TQFP (PT) - same | 44-TQFP (PT) - same | 44-TQFP - same footprint | 44-TQFP - same footprint | 44-TQFP - same footprint |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Operating Voltage | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 2.5 V to 5.5 V | 1.8 V to 5.5 V | 2.5 V to 5.5 V | 1.8 V to 3.6 V |
| Flash Memory | 14 KB | 14 KB | 14 KB | 14 KB | 7 KB | 28 KB |
| Maximum CPU Speed | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 32 MHz |
| Internal Oscillator | 16 MHz | 16 MHz | 16 MHz | 16 MHz | 8 MHz | 16 MHz |
| Temperature Grade | -40C to +125C (E suffix) | -40C to +85C (I suffix) | -40C to +125C | -40C to +85C | -40C to +85C | -40C to +85C |
| Approx. Unit Price (qty 100, as of 2026-09-25) | $2.18 | $2.10 | $2.25 | $2.40 | $1.95 | $2.60 |
| ADC | 10-bit | 10-bit | 10-bit | 10-bit | 8-bit | 10-bit |
Key Differentiators
- Wide 1.8V-5.5V operating range with nanoWatt XLP sleep (vs PIC16F707-E/PT)
- Integrated 16MHz calibrated internal oscillator (vs PIC16F724-I/PT)
- 10-bit ADC with multiple channels vs 8-bit on legacy (vs PIC16F724-I/PT)
- Enhanced -40C to +125C (E suffix) temperature grade (vs PIC16LF707-I/PT)
Design Notes
Estimated: at VDD=3.3V and 16 MHz active CPU, the PIC16LF707 draws approximately 5-7 mA. In sleep mode with WDT disabled it drops below 1 uA, and with the nanoWatt XLP sleep-current down to ~20 nA. Decouple VDD with a 100 nF ceramic placed within 5 mm of each VDD pin (multiple VDD/VSS pairs on this package) plus a bulk 1-10 uF tantalum or ceramic for transient suppression.
The 44-pin TQFP (10x10 mm, 0.8 mm pitch) requires careful trace escape. Use via-in-pad or fan-out routing on inner layers. Place the decoupling caps on the same side as the MCU. Keep the MCLR pull-up (typically 10 kohm) close to the pin to avoid spurious resets during ESD events. Expose the bottom thermal pad (if present on this TQFP variant) to a copper pour for heat spreading.
Do not confuse the PIC16LF707-E/PT (1.8V-5.5V) with the PIC16F707-E/PT (2.5V-5.5V); running the F variant below 2.5V causes EEPROM/Flash write failure. Always enable the brown-out reset (BOR) configured to a voltage below minimum VDD but above MCU brown-out. When migrating from PIC16F to PIC16LF, re-validate ADC and band-gap reference performance at the lower supply rail.
Route the ICSP pins (RB6/PGC, RB7/PGD) away from switching signals and add series resistors near the MCU side to isolate in-circuit debugger capacitance. Keep OSC1/OSC2 traces short and symmetric, surrounded by a ground guard ring, especially when using an external crystal. Place analog and digital ground returns separately and join at a single point near the MCU VSS pin.
Compliance Information
RoHS compliant per Microchip product page; lead-free TQFP package. E temperature grade (-40C to +125C) suitable for industrial and non-safety automotive body electronics but NOT AEC-Q100 qualified. For safety-relevant automotive, choose a Q-graded variant.