PIC16LF1707-I/ML - 8-bit MCU, 2KB Flash, 10-bit ADC | Microchip
MPN: PIC16LF1707-I/ML ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $1.3 | $1.30 |
| 10 | $1.1 | $11.00 |
| 100 | $0.85 | $85.00 |
| 500 | $0.7 | $350.00 |
| 1,000 | $0.55 | $550.00 |
PIC16LF1707-I/ML Overview
A PIC16 microcontroller is a Harvard-architecture 8-bit RISC MCU family from Microchip, sitting in the broader category hierarchy of microcontroller -> embedded processor -> integrated circuit. The 'LF' variant targets low-voltage, low-power applications, while the standard 'F' (1.8V-5.5V) covers wider supply rails. PIC16LF1707 devices are positioned in the cost-sensitive general-purpose segment and combine intelligent analog peripherals with the XLP nanoWatt XLP technology for energy-harvesting and battery-backed designs.
Key features include Core Independent Peripherals (CIPs) that execute system functions in hardware without CPU intervention, a 10-bit ADC with computation for hardware-averaged oversampling, an 8-bit Digital-to-Analog Converter (DAC) reference output, two comparators, and a PWM module with complementary outputs. The device supports in-circuit serial programming (ICSP) via two pins, enabling field firmware updates. XLP technology provides multiple low-power modes including Sleep with <1 uA typical current and a Real-Time Clock with 32 kHz external crystal.
The PIC16LF1707 uses a 14-bit instruction word and a hardware stack of 16 levels, executing most instructions in one instruction cycle (4 system clock periods). The 32 MHz internal oscillator achieves an effective 8 MIPS throughput, while a 31 kHz low-power LFINTOSC supports low-frequency Sleep operation. The enhanced mid-range core adds hardware-context save/restore for interrupts, lowering firmware overhead in real-time applications.
Typical applications include IoT sensor nodes, consumer battery-powered devices such as remote controls and toys, low-cost sensor signal conditioning, white goods and small appliances, LED lighting controllers, and e-metering/HVAC peripherals. The combination of low cost, low power, and integrated analog peripherals makes it suitable for designs that previously required a separate op-amp or ADC chip.
When designing with this device, ensure the QFN exposed pad is soldered to a sufficient PCB thermal copper pour to meet the thermal resistance specification. Decouple VDD with at least one 0.1 uF ceramic capacitor close to the pin, and reserve MCLR as a reset input with the recommended pull-up. Program firmware via ICSP using a Microchip programmer (PICkit 4, MPLAB SNAP, or ICD 4) and MPLAB X IDE for development.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone - giving engineers a single reference to evaluate, source, and design with the PIC16LF1707-I/ML.
Drop-in alternatives for PIC16LF1707-I/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-I/ML (same form factor and footprint) — differing in Package, DAC, ADC, I/O Pins, Program Memory (Flash).
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC16LF1707-E/ML
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$0.58 / Unit
View Datasheet →PIC16LF1707T-I/ML
✅ Drop-In✓ In Stock
$0.6 / Unit
View Datasheet →PIC16F1707-I/ML
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$0.72 / Unit
View Datasheet →PIC16F1829-I/ML
✅ Drop-In✓ In Stock
$1.18 / Unit
View Datasheet →PIC16F1825-I/ML
✅ Drop-In✓ In Stock
$0.92 / Unit
View Datasheet →PIC16LF15376-I/ML
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$1.32 / Unit
View Datasheet →PIC16LF1707-I/ML Maximum Ratings & Electrical Characteristics
| Product Type | 8-bit Microcontroller (MCU) |
| Series | PIC16F170x/171x, PIC16LF1707 sub-family |
| Architecture | PIC16 enhanced mid-range, 14-bit instruction word |
| Program Memory (Flash) | 2 KB (1K x 14) |
| SRAM | 256 bytes |
| CPU Speed | 32 MHz (8 MIPS) |
| Supply Voltage (VDD) | 1.8 V to 3.6 V |
| Operating Temperature | -40C to +85C (Industrial, 'I' suffix) |
| ADC | 10-bit, up to 8 channels |
| DAC | 8-bit reference, 1 output |
| Comparators | 2 |
| Package | 20-pin QFN (4x4 mm, ML) with exposed pad |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
| I/O Pins | Up to 18 |
| Low-Power Feature | XLP (eXtreme Low Power), Sleep <1 uA typical |
PIC16LF1707-I/ML Pin Configuration
| Pin 1 | RA5/ICSPCLK — Digital I/O / In-circuit Serial Programming clock |
| Pin 2 | RA4/ICSPDAT — Digital I/O / In-circuit Serial Programming data |
| Pin 3 | RA3/MCLR/VPP — Digital I/O / Master Clear reset (input) / Programming voltage |
| Pin 4 | RC5 — Digital I/O |
| Pin 5 | RC4 — Digital I/O |
| Pin 6 | RC3 — Digital I/O |
| Pin 7 | RC2 — Digital I/O |
| Pin 8 | RC1 — Digital I/O |
| Pin 9 | RC0 — Digital I/O |
| Pin 10 | RA2 — Digital I/O / analog input |
| Pin 11 | RA1 — Digital I/O / analog input |
| Pin 12 | RA0 — Digital I/O / analog input |
| Pin 13 | VSS — Ground reference |
| Pin 14 | VDD — Positive supply voltage (1.8V to 3.6V) |
| Pin 15 | RA7/OSC1 — Digital I/O / external crystal oscillator input |
| Pin 16 | RA6/OSC2 — Digital I/O / external crystal oscillator output |
| Pin 17 | RB7 — Digital I/O |
| Pin 18 | RB6 — Digital I/O |
| Pin 19 | RB5 — Digital I/O |
| Pin 20 | RB4 — Digital I/O |
Typical Applications
PIC16LF1707-I/ML is suitable for 6 applications: Battery-Powered IoT Sensor Nodes, Consumer Remote Controls and Toys, White Goods and Small Appliance Control, LED Lighting Controllers and Drivers, Cost-Sensitive Sensor Signal Conditioning, HVAC Peripherals and E-Metering Modules.
Battery-Powered IoT Sensor Nodes
The PIC16LF1707-I/ML is well suited for battery-powered IoT sensor nodes due to its XLP nanoWatt technology delivering Sleep currents below 1 uA typical, with the LFINTOSC 31 kHz Sleep timer enabling duty-cycled sampling intervals of seconds-to-hours from a single CR2032 or 2x AA cell. The 1.8V-3.6V VDD range supports direct Li-ion / alkaline battery connection without regulation. The integrated 10-bit ADC with 8 input channels plus internal temperature indicator allows direct connection of thermistors, photocells, and analog sensor outputs without external op-amps, reducing BOM. PIC16LF1707T-I/ML and PIC16LF1707-E/ML are companion MPNs for tape-and-reel production and extended-temperature outdoor deployments.
Recommended
Consumer Remote Controls and Toys
The PIC16LF1707-I/ML fits consumer IR remote controls and battery-powered toys where BOM cost is the dominant constraint and Sleep current must be sub-uA to deliver 6+ months on two AA cells. Its 2KB Flash and 256B SRAM are sufficient for IR protocol state machines (RC5/RC6/NEC) or simple gesture-driven toy firmware. The 8-bit DAC reference can drive IR LED current bias, while PWM outputs generate the 36-56 kHz carrier for IR transmission. Complementary parts PIC16LF1705-I/ML and PIC16LF1704-I/SL are Site-listed options with lower memory/footprint for cost-optimized variants.
Recommended
White Goods and Small Appliance Control
The PIC16LF1707-I/ML targets white-goods and small-appliance motor/timer controllers - coffee machines, blenders, simple HVAC zone valves, washing-machine user-interface boards. The integrated 2 comparators and 8-bit DAC reference enable direct zero-crossing detection and triac/PWM drive without external op-amps. With its 10-bit ADC and 32 MHz instruction throughput, it samples temperature, current, and water-level sensors in real time while servicing user-button inputs. PIC16F1707-I/ML (5V variant) is the Site-listed substitute when the appliance runs from a 5V or 12V regulated rail.
Recommended
LED Lighting Controllers and Drivers
The PIC16LF1707-I/ML is well suited for entry-level LED lighting controllers (constant-current drivers, RGB color-mixing strips, decorative lighting). Its 10-bit ADC reads photodiodes for ambient-light dimming, while the 8-bit DAC sets LED current reference for an external constant-current regulator. The PWM module with complementary outputs drives high-side/low-side MOSFET half-bridges or buck-converter stages for high-brightness LEDs. Sleep currents below 1 uA enable standby mode compliant with energy-saving regulations. PIC16LF15376-I/ML is a Site-listed upgrade path when more PWM channels or memory are needed.
Recommended
Cost-Sensitive Sensor Signal Conditioning
The PIC16LF1707-I/ML acts as a low-cost sensor-signal conditioner for thermistor bridges, RTDs, and strain gauges where a full instrumentation amp would add BOM cost. The 2 on-chip comparators and 8-bit DAC build a programmable excitation source and threshold detector on-chip, while the 10-bit ADC digitizes the conditioned signal. The result is a single-chip sensor front-end with calibration coefficients stored in Flash and a digital output (UART/I2C/SPI) to the host. MCP9700 and MCP9808 are Site-listed analog temperature sensor companions.
Recommended
HVAC Peripherals and E-Metering Modules
The PIC16LF1707-I/ML serves as a peripheral controller in HVAC zone controllers, energy-meter tamper-detection boards, and wireless thermostat remote panels. The 'LF' 1.8V-3.6V range allows direct operation from 2 AA cells or a small solar cell with supercapacitor backup. Core Independent Peripherals (CIPs) handle sensor polling and event detection in hardware, freeing the CPU for low-power Sleep. The integrated 10-bit ADC plus internal temperature indicator enable on-chip diagnostics without external components. PIC16LF1619-I/ML is a Site-listed alternative with additional Core Independent Peripherals.
Recommended
Recommended Products Summary
Engineering reference data for PIC16LF1707-I/ML — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC16LF1707-E/ML | PIC16LF1707T-I/ML | PIC16F1707-I/ML | PIC16F1829-I/ML | PIC16F1825-I/ML | PIC16LF15376-I/ML |
|---|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | QFN-20 (ML) 4x4 mm | QFN-20 (ML) 4x4 mm - same | QFN-20 (ML) 4x4 mm - same | QFN-20 (ML) 4x4 mm - same | QFN-20 (ML) 4x4 mm - same | QFN-20 (ML) 4x4 mm - same | QFN-20 (ML) 4x4 mm - same |
| Supply Voltage | 1.8V to 3.6V | 1.8V to 3.6V | 1.8V to 3.6V | 1.8V to 5.5V | 1.8V to 5.5V | 1.8V to 5.5V | 1.8V to 3.6V |
| Flash Memory | 2 KB | 2 KB | 2 KB | 2 KB | 8 KB | 8 KB | 16 KB |
| SRAM | 256 B | 256 B | 256 B | 256 B | 1 KB | 1 KB | 2 KB |
| ADC | 10-bit, 8 channels | 10-bit, 8 channels | 10-bit, 8 channels | 10-bit, 8 channels | 10-bit, 12 channels | 10-bit, 12 channels | 10-bit, 17 channels |
| Operating Temperature | -40C to +85C (I grade) | -40C to +125C (E grade) | -40C to +85C (I grade) | -40C to +85C (I grade) | -40C to +85C (I grade) | -40C to +85C (I grade) | -40C to +85C (I grade) |
| XLP Sleep Current | <1 uA typical | <1 uA typical | <1 uA typical | <1 uA typical | <1 uA typical | <1 uA typical | <1 uA typical |
Key Differentiators
- Lowest-cost 20-pin QFN Microchip PIC16 with XLP sub-1 uA Sleep (vs PIC16F1829-I/ML)
- Integrated 10-bit ADC with computation, plus 8-bit DAC reference (vs PIC16F1825-I/ML)
- Wide 1.8V-3.6V LF supply range with XLP (vs PIC16F1707-I/ML)
Design Notes
Solder the QFN exposed thermal pad (EP) to a sufficient PCB copper pour - at least 1 square inch of 2-oz copper connected to VSS. The exposed pad is the primary heat-dissipation path and also serves as the low-inductance ground return. Use multiple thermal vias (6-8 vias in a 0.3 mm pitch array) under the pad to spread heat to inner layers. Failure to solder the EP may cause the device to overheat or exhibit inconsistent ADC readings due to ground bounce.
Place a 0.1 uF ceramic decoupling capacitor as close as possible to the VDD pin (pin 14), with a second 1 uF or 10 uF bulk cap at the board's power input. The PIC16LF1707's analog reference is sensitive to VDD ripple; if the ADC accuracy is critical, add a small ferrite bead and a separate AV-cap (10 uF) near the analog supply traces. Avoid switching VDD loads within 50 mm of the MCU on the same rail - use a separate LDO for the analog supply if needed.
Do not confuse the 'LF' (low-voltage 1.8V-3.6V) variant with the standard 'F' (1.8V-5.5V) PIC16F1707-I/ML when 5V rails are required - exceeding 3.6V VDD on the LF part causes permanent damage. Also ensure MCLR (pin 3) has a 10 kohm pull-up to VDD if external reset is not used; leaving MCLR floating causes unreliable operation. Finally, reserve ICSPCLK/ICSPDAT (pins 1/2) for programming - avoid wiring them to high-current loads that prevent ICSP communication.
For designs using HFINTOSC at 32 MHz, route the oscillator traces (OSC1/OSC2) short and keep them away from high-current switching nodes. The 10-bit ADC accuracy is sensitive to digital switching during conversion - enter Sleep or use the dedicated ADC RC oscillator for critical readings. Use the ADC's hardware-computation mode (averaging, oversampling) to gain effective bits beyond the nominal 10-bit resolution.
Compliance Information
RoHS compliant per Hotenda and Mouser product listings. Industrial 'I' temperature grade (-40C to +85C); for AEC-Q100 automotive, choose designated automotive grade parts. Halogen-free status not explicitly stated in verified snippets - marked 'unknown'.
