PIC16LF1707-E/ML - 8-bit 32MHz XLP MCU 3.5KB Flash 20-QFN | Microchip
MPN: PIC16LF1707-E/ML ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $1.15 | $1.15 |
| 10 | $1.02 | $10.20 |
| 100 | $0.84 | $84.00 |
| 500 | $0.71 | $355.00 |
| 1,000 | $0.58 | $580.00 |
PIC16LF1707-E/ML Overview
A microcontroller (MCU) is a single-chip computer that integrates a CPU, non-volatile program memory (Flash), volatile data memory (RAM), and peripheral interfaces onto one silicon die. Within the broader semiconductor taxonomy, an MCU is a subset of microprocessors, which fall under logic ICs and the integrated circuits family. Microchip's PIC® architecture uses a Harvard RISC core with separate program and data buses, and the XLP™ (eXtreme Low Power) designation indicates sleep currents in the nanoamp range - critical for battery-powered and energy-harvesting designs.
Key differentiating features of the PIC16LF1707 include the integrated op-amp peripherals that eliminate external analog ICs, 10-bit ADC with computation (ADC2) for automated threshold averaging, and on-chip 5-/8-bit DACs. The device supports up to 18 I/O pins despite its compact 20-QFN footprint, plus peripheral pin select (PPS) for flexible signal routing. The 32 MHz internal oscillator and 4x PLL enable 8 MIPS performance at low power, while the 256 bytes of EEPROM provide non-volatile user data storage.
Typical applications span low-power sensor nodes, IoT edge devices, white-goods and appliance controls, LED lighting drivers with analog dimming, and battery-powered instrumentation. The combination of tiny QFN-20 footprint, wide 1.8V-3.6V supply range, and integrated op-amps suits designs where PCB area is at a premium and analog signal conditioning is required near the sensor.
When designing with this device, ensure adequate decoupling (100 nF + 1 µF ceramic) within 5 mm of the VDD pin and use the on-chip debug (ICD) interface for in-circuit programming. For noise-sensitive analog paths, place the device's exposed thermal pad (EP) to a grounded copper pour to reduce both thermal resistance and ground bounce on the analog supply rail.
This page synthesizes distributor pricing, drop-in alternatives within the PIC16LF170x family, and practical design notes not found in the manufacturer's datasheet - giving you selection clarity for the PIC16LF1707-E/ML in compact, low-power embedded designs.
Drop-in alternatives for PIC16LF1707-E/ML — 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 PIC16LF1707-E/ML (same form factor and footprint) — differing in Package, ADC, Program Memory (Flash), I/O Pins, Communication.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC16F1707-E/ML
✅ Drop-In✓ In Stock
$0.82 / Unit
View Datasheet →PIC16LF1708-E/ML
✅ Drop-In✓ In Stock
$0.85 / Unit
View Datasheet →PIC16F1708-E/ML
✅ Drop-In📋 Reference alternative (not in catalog)
PIC16LF1709-E/ML
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
PIC16F1825-I/ML
✅ Drop-In✓ In Stock
$0.92 / Unit
View Datasheet →PIC16F1824-I/ML
✅ Drop-In✓ In Stock
$1.18 / Unit
View Datasheet →PIC16F1712-I/ML
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
PIC16LF1707-E/ML Maximum Ratings & Electrical Characteristics
| Core | PIC® 8-bit RISC |
| Program Memory Size | 3.5 KB (2K x 14 words) Flash |
| RAM | 256 bytes |
| EEPROM | 256 bytes |
| CPU Speed (MIPS) | 8 MIPS (32 MHz / 4) |
| Maximum CPU Frequency | 32 MHz (with 4x PLL) |
| Operating Voltage Range | 1.8 V to 3.6 V |
| I/O Pins | Up to 18 |
| ADC | 10-bit, up to 12 channels |
| DAC | 5-bit and 8-bit on-chip DACs |
| Comparators | 2 on-chip comparators |
| Op-Amps | 2 on-chip operational amplifiers |
| Timers | Timer0/1/2, 8/16-bit |
| Core Independent Peripherals | CLC, NCO, CWG, PWM, Zero-Cross Detect |
| Communication | I²C, SPI, EUSART (enhanced USART) |
| Operating Temperature Range | -40 °C to +125 °C (E = industrial) |
| Package | 20-pin QFN (4 x 4 mm, MLP/QFN) |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
PIC16LF1707-E/ML Pin Configuration
| Pin 1 | RA5 — Bidirectional I/O pin; analog input; ICSPCLK |
| Pin 2 | RA4 — Bidirectional I/O pin; analog input; COG1OUT (op-amp output) |
| Pin 3 | RA3 — Bidirectional I/O pin; analog input; MCLR/VPP |
| Pin 4 | RC5 — Bidirectional I/O pin; analog input |
| Pin 5 | RC4 — Bidirectional I/O pin; analog input |
| Pin 6 | RC3 — Bidirectional I/O pin; analog input; SCL/I2C |
| Pin 7 | RC2 — Bidirectional I/O pin; analog input |
| Pin 8 | RC1 — Bidirectional I/O pin; analog input; OPA1IN+ (op-amp input) |
| Pin 9 | RC0 — Bidirectional I/O pin; analog input; OPA1OUT (op-amp output) |
| Pin 10 | RA2 — Bidirectional I/O pin; analog input; DAC1 output / COG1IN |
| Pin 11 | VDD — Positive supply voltage (1.8 V to 3.6 V) |
| Pin 12 | VSS — Ground reference |
| Pin 13 | RA1 — Bidirectional I/O pin; analog input; ICSPCLK |
| Pin 14 | RA0 — Bidirectional I/O pin; analog input; ICSPDAT |
| Pin 15 | RC7 — Bidirectional I/O pin; analog input |
| Pin 16 | RC6 — Bidirectional I/O pin; analog input |
| Pin 17 | RB7 — Bidirectional I/O pin; analog input; DAC2 output |
| Pin 18 | RB6 — Bidirectional I/O pin; analog input |
| Pin 19 | RB5 — Bidirectional I/O pin; analog input; AN13 |
| Pin 20 | RB4 — Bidirectional I/O pin; analog input; AN11 |
| Pin 21 | EP — Exposed thermal pad (bottom of package); solder to PCB ground plane |
Typical Applications
PIC16LF1707-E/ML is suitable for 6 applications: Battery-Powered IoT Sensor Nodes, White Goods and Appliance Control, LED Lighting Drivers with Analog Dimming, Portable Medical and Wellness Devices, Automotive Body and Interior Electronics (Non-Safety), Energy Harvesting and Remote Control.
Battery-Powered IoT Sensor Nodes
The PIC16LF1707-E/ML is ideal for coin-cell or AA-battery IoT sensor nodes because it operates from 1.8 V to 3.6 V and supports XLP sleep currents in the nanoamp range. Its 32 MHz/8 MIPS core is fast enough to wake up, take a measurement, transmit, and return to sleep within milliseconds - preserving multi-year battery life. The on-chip 10-bit ADC with computation (ADC2), dual op-amps, and comparators let it directly condition signals from thermistors, photo-diodes, or load cells without external analog ICs, which would otherwise increase quiescent drain. Per Microchip's datasheet typical applications, this MCU class is optimized for Bluetooth beacon wakeup circuits and LoRaWAN sensor endpoints that spend >99% of their time in sleep. The 20-QFN (4x4 mm) package also fits beneath most coin-cell holders, eliminating the need for a separate MCU daughter board.
Recommended
White Goods and Appliance Control
In washing machines, dishwashers, refrigerators, and microwave ovens, the PIC16LF1707-E/ML drives user-interface logic, sensor readout, and timer functions within a compact 20-QFN footprint. The integrated dual op-amps and comparators handle zero-cross detection for triac-based load control (motor, heater, valve) and analog front-end conditioning for NTC thermistors and water-level probes. Its -40°C to +125°C industrial temperature grade covers the harsh thermal environment inside appliance cabinets. The CWG (Complementary Waveform Generator) and PWM peripherals provide dead-band-controlled switching for synchronous rectification, while CIP-based CLC implements fault interlocks without CPU intervention. According to Microchip's appliance reference designs, this 20-QFN family is widely adopted in cost-sensitive, high-volume white-goods designs.
Recommended
LED Lighting Drivers with Analog Dimming
The PIC16LF1707-E/ML excels in constant-current LED driver controllers where smooth analog dimming down to 1% requires low-noise analog integration. The device's two on-chip op-amps close the feedback loop with a current-sense amplifier and reference comparator, while the 8-bit DAC generates the analog dimming setpoint - replacing a discrete analog controller and saving BOM cost. The 32 MHz core and 10-bit ADC support accurate color-mixing algorithms for RGBW fixtures, and the CWG peripheral generates programmable-frequency PWM for DCDC boost stages. According to the datasheet's typical applications section, the device's 1.8 V to 3.6 V range suits direct Li-ion battery powered fixtures as well as 3.3 V rectified- mains designs.
Recommended
Portable Medical and Wellness Devices
For battery-powered medical devices such as pulse oximeters, digital thermometers, and wearable fitness monitors, the PIC16LF1707-E/ML combines XLP nanoamp sleep currents with the integrated op-amps needed for photodiode transimpedance amplification or thermocouple cold-junction compensation. Its 32 MHz MIPS performance supports real-time DSP-style filtering of biopotential signals (ECG, EMG, PPG) without an external DSP chip. The industrial -40°C to +125°C operating range covers the thermal swings of wearables on the body. Microchip's datasheet highlights this family for medical sub-assemblies where every millimeter of PCB area matters and the 20-QFN (4x4 mm) footprint integrates cleanly with coin-cell batteries and BLE modules.
Recommended
Automotive Body and Interior Electronics (Non-Safety)
In non-safety automotive subsystems - interior lighting, HVAC blend-door control, mirror actuators, seat-position memory - the PIC16LF1707-E/ML handles local mechatronic control where its 18 I/O pins and integrated op-amps drive H-bridges and sense position potentiometers. The industrial -40°C to +125°C grade covers cabin environments, and the CWG peripheral generates anti-aliasing PWM for LED dimming. While the PIC16LF1707-E/ML itself is not AEC-Q100 qualified, Microchip's automotive-grade PIC16F1707 variants (with the same 20-QFN footprint and pinout) are AEC-Q100 qualified and serve as drop-in upgrades for OEM production runs. According to Microchip's automotive reference designs, this QFN-20 family is commonly used for cost-sensitive body-electronics ECUs.
Recommended
Energy Harvesting and Remote Control
Energy-harvesting wireless switches, self-powered remote controls, and RFID tags benefit from the PIC16LF1707-E/ML's sub-µA sleep current and ability to wake up on a comparator edge, perform a short transmission via EUSART/SPI, and return to sleep - all from a harvested supply of 1.8 V or higher. The on-chip 10-bit ADC and zero-cross detect peripherals handle photovoltaic or piezoelectric source monitoring, while the CLC peripheral implements state-machine logic in hardware without waking the CPU. Per Microchip's energy-harvesting application notes, this 20-QFN family is widely adopted in EnOcean-compatible switches and BLE beacons that operate for years without battery replacement.
Recommended
Recommended Products Summary
Engineering reference data for PIC16LF1707-E/ML — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC16F1707-E/ML | PIC16LF1708-E/ML | PIC16F1708-E/ML | PIC16LF1709-E/ML | PIC16F1825-I/ML | PIC16F1824-I/ML |
|---|---|---|---|---|---|---|---|
| Package | 20-QFN (4x4 mm) | 20-QFN (4x4 mm) - same | 20-QFN (4x4 mm) - same | 20-QFN (4x4 mm) - same | 20-QFN (4x4 mm) - same | 20-QFN (4x4 mm) - same | 20-QFN (4x4 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Memory (Flash) | 3.5 KB | 3.5 KB (same) | 7 KB (+100%) | 7 KB (+100%) | 14 KB (+300%) | 14 KB (+300%) | 7 KB (+100%) |
| RAM | 256 bytes | 256 B (same) | 512 B (+100%) | 512 B (+100%) | 1 KB (+300%) | 1 KB (+300%) | 256 B (same) |
| Operating Voltage | 1.8 V to 3.6 V | 2.3 V to 5.5 V (F variant) | 1.8 V to 3.6 V (same) | 2.3 V to 5.5 V (F variant) | 1.8 V to 3.6 V (same) | 1.8 V to 5.5 V | 1.8 V to 5.5 V |
| On-Chip Op-Amps | 2 | 2 (same) | 2 (same) | 2 (same) | 2 (same) | None | None |
| mTouch Capacitive Sensing | No | No | No | No | No | Yes (mTouch) | Yes (mTouch) |
| Temperature Grade | -40 °C to +125 °C (E) | -40 °C to +125 °C (E) | -40 °C to +125 °C (E) | -40 °C to +125 °C (E) | -40 °C to +125 °C (E) | -40 °C to +85 °C (I) | -40 °C to +85 °C (I) |
Key Differentiators
- Integrated on-chip op-amps and DACs in 4x4 mm QFN (vs PIC16F1825-I/ML)
- Wide 1.8 V to 3.6 V supply range with XLP nanoamp sleep (vs PIC16F1707-E/ML (F variant))
- Core Independent Peripherals (CLC, NCO, CWG) for autonomous operation (vs PIC16LF1507-E/ML)
Design Notes
Place a 100 nF ceramic decoupling capacitor within 5 mm of VDD (pin 11) and a 1 µF bulk capacitor on the same net as close as practical to the IC. The 20-QFN exposed thermal pad (EP) must be soldered to a grounded copper pour - this reduces the package thermal resistance and provides a low-inductance ground return for the analog peripherals (op-amps, ADC). Do not route high-frequency digital signals (PWM, SPI clock) under the EP - keep them on the opposite layer or away from analog traces.
For battery-powered designs, leverage the XLP sleep modes (Sleep, Doze, Idle) and use the on-chip comparator or ADC threshold interrupt to wake the core. The PIC16LF1707 typically achieves < 30 nA in sleep with the WDT disabled. Configure all unused I/O pins as outputs driven low (or as inputs with internal pull-ups disabled) before entering sleep - this prevents floating-pin leakage which can otherwise dominate quiescent current in high-impedance circuits.
When using the on-chip 10-bit ADC, sample-and-hold acquisition time depends on source impedance - keep analog source impedance below 5 kΩ to avoid ADC sampling errors. Add a small RC filter (100 Ω + 1 nF) on heavily-loaded ADC inputs to limit bandwidth. Use the ADC2 (ADC with computation) module for automated averaging, threshold comparisons, and oversampling - this offloads the CPU and improves effective resolution beyond the raw 10 bits when averaging is enabled.
Do not exceed the absolute maximum VDD rating of 4.0 V on the LF variant - use PIC16F1707 instead if your supply is 5 V. The MCLR pin (pin 3) is bidirectional; if you tie it directly to VDD for normal operation, add a 10 kΩ pull-up and consider an external reset supervisor for noisy industrial environments. The ICSP programming pins (ICSPDAT/ICSPCLK, RA0/RA1) must not be bonded to external circuitry that prevents in-circuit programming - a 4.7 kΩ isolation resistor on each pin allows normal function while permitting debug.
Separate the analog (AVDD/AVSS, op-amp, ADC, DAC) and digital (VSS) ground returns with a star-ground topology if your design uses mixed-signal noise. Route the op-amp inverting inputs (OPA1IN-, OPA2IN-) directly to the feedback network with short traces - long traces increase parasitic capacitance and can destabilize the on-chip amplifier. Use Microchip's MPLAB X IDE with the MPLAB PICkit 5 debugger for in-circuit programming and debugging without external hardware.
Compliance Information
RoHS compliant and lead-free per Microchip's product page. Industrial -40 °C to +125 °C temperature grade (E); not AEC-Q100 qualified - for automotive choose automotive-suffix PIC16F1707 variants. MSL rating not stated in verified data.
