PIC16LF1517-E/MV - 8-Bit 20MHz 14KB Flash MCU | Microchip
MPN: PIC16LF1517-E/MV ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $3.18 | $3.18 |
| 10 | $2.83 | $28.30 |
| 100 | $2.49 | $249.00 |
| 500 | $2.16 | $1,080.00 |
| 1,000 | $1.85 | $1,850.00 |
PIC16LF1517-E/MV Overview
A microcontroller (MCU) is a single-chip computer that integrates a CPU, non-volatile program memory (typically flash), working RAM, and a configurable set of peripheral interfaces (ADC, timers, communication ports, and GPIO) into one package. Within the broader taxonomy, the PIC16LF1517 sits in the 8-bit mid-range family of PIC MCUs, which are widely used in cost-sensitive embedded control and are positioned below 16-bit dsPIC and 32-bit ARM Cortex-M devices in compute density but offer lower power and lower BOM cost.
Key features include an integrated 10-bit ADC with up to 17 channels, two CCP modules, hardware SPI, I2C, and EUSART, a 16-level hardware stack, and Microchip's XLP nanoWatt technology that enables very low sleep current. The 40-UQFN package exposes the die paddle for thermal relief and ground, allowing reliable operation across the industrial -40C to +125C range.
Architecturally, the PIC16LF1517 uses a 14-bit wide flash instruction word with an 8-bit data path, a Harvard-style dual-bus design that lets the CPU fetch instructions while reading data, and an internal oscillator block with software-selectable frequencies. This combination keeps active current low while still delivering deterministic interrupt response for real-time control loops.
Typical applications include consumer appliances, low-power sensor nodes, LED lighting controllers, handheld instruments, and small motor or fan control where 14KB of flash and 18 I/O pins are sufficient. The wide operating temperature range and low sleep current also support industrial sensor transmitters and IoT edge nodes.
When designing with this part, pay attention to the in-circuit serial programming (ICSP) pins and ensure the MV package's exposed pad is soldered to a sufficiently large ground copper pour for thermal dissipation and EMI performance.
This page synthesizes distributor pricing, drop-in alternatives from the same PIC16 family, and practical design notes not found in the manufacturer datasheet.
Drop-in alternatives for PIC16LF1517-E/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 PIC16LF1517-E/MV (same form factor and footprint) — differing in Package, ADC, Core Architecture, I/O Pins, Operating Temperature.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC16F1517-I/MV
✅ Drop-In✓ In Stock
$1.15 / Unit
View Datasheet →PIC16LF1516-E/MV
✅ Drop-In✓ In Stock
$1.22 / Unit
View Datasheet →PIC16LF1518-E/MV
✅ Drop-In📋 Reference alternative (not in catalog)
PIC16LF1517-I/MV
✅ Drop-In✓ In Stock
$1.71 / Unit
View Datasheet →PIC16F1517T-I/MV
✅ Drop-In✓ In Stock
$1.55 / Unit
View Datasheet →PIC18F46K22-I/MV
✅ Drop-In📋 Reference alternative (not in catalog)
PIC16LF1517-E/MV Maximum Ratings & Electrical Characteristics
| Product Type | 8-bit Microcontroller (MCU) |
| Series | PIC XLP 16F |
| Core | PIC16 (14-bit instruction word, 8-bit data path) |
| Program Memory (Flash) | 14 KB (8K x 14 words) |
| RAM | 512 bytes |
| CPU Speed | 20 MHz |
| Supply Voltage | 2.5 V to 3.6 V |
| I/O Pins | 18 |
| ADC | 10-bit, up to 17 channels |
| Communication Interfaces | SPI, I2C, EUSART |
| CCP Modules | 2 |
| Package | 40-pin UQFN (MV) 5x5 mm with exposed pad |
| Mounting Type | Surface Mount |
| Operating Temperature | -40C to +125C |
| Technology | XLP nanoWatt (eXtreme Low Power) |
| RoHS Status | Compliant (lead-free per datasheet code) |
PIC16LF1517-E/MV Pin Configuration
| Pin 1 | RA0 — Bidirectional I/O / analog channel AN0 |
| Pin 2 | RA1 — Bidirectional I/O / analog channel AN1 |
| Pin 3 | RA2 — Bidirectional I/O / analog channel AN2 |
| Pin 4 | RA3 — Bidirectional I/O / analog channel AN3 / reference voltage |
| Pin 5 | RA4 — Bidirectional I/O / analog channel AN4 |
| Pin 6 | RA5 — Bidirectional I/O / analog channel AN5 |
| Pin 7 | RA6 — Bidirectional I/O / analog channel AN6 / oscillator |
| Pin 8 | RA7 — Bidirectional I/O / analog channel AN7 / oscillator |
| Pin 9 | VSS — Ground reference |
| Pin 10 | RB0 — Bidirectional I/O / interrupt-on-change |
| Pin 11 | RB1 — Bidirectional I/O / interrupt-on-change |
| Pin 12 | RB2 — Bidirectional I/O / interrupt-on-change |
| Pin 13 | RB3 — Bidirectional I/O / interrupt-on-change |
| Pin 14 | RB4 — Bidirectional I/O / interrupt-on-change |
| Pin 15 | RB5 — Bidirectional I/O / interrupt-on-change / programming clock |
| Pin 16 | RB6 — Bidirectional I/O / ICSP clock |
| Pin 17 | RB7 — Bidirectional I/O / ICSP data |
| Pin 18 | VSS — Ground reference |
| Pin 19 | VDD — Positive supply 2.5V to 3.6V |
| Pin 20 | RC0 — Bidirectional I/O |
| Pin 21 | RC1 — Bidirectional I/O |
| Pin 22 | RC2 — Bidirectional I/O / CCP1 |
| Pin 23 | RC3 — Bidirectional I/O / SCL |
| Pin 24 | RC4 — Bidirectional I/O / SDA |
| Pin 25 | RC5 — Bidirectional I/O |
| Pin 26 | RC6 — Bidirectional I/O / TX |
| Pin 27 | RC7 — Bidirectional I/O / RX |
| Pin 28 | VSS — Ground reference |
| Pin 29 | RD0 — Bidirectional I/O |
| Pin 30 | RD1 — Bidirectional I/O |
| Pin 31 | RD2 — Bidirectional I/O |
| Pin 32 | RD3 — Bidirectional I/O |
| Pin 33 | RD4 — Bidirectional I/O |
| Pin 34 | RD5 — Bidirectional I/O / CCP2 |
| Pin 35 | RD6 — Bidirectional I/O |
| Pin 36 | RD7 — Bidirectional I/O |
| Pin 37 | VSS — Ground reference |
| Pin 38 | VDD — Positive supply 2.5V to 3.6V |
| Pin 39 | RE0 — Bidirectional I/O / analog channel AN8 |
| Pin 40 | RE1 — Bidirectional I/O / analog channel AN9 |
Typical Applications
PIC16LF1517-E/MV is suitable for 6 applications: Battery-Powered IoT Sensor Node, Consumer Appliance Control Board, LED Lighting Controller, Handheld Measurement Instrument, Small DC Motor / Fan Speed Controller, Industrial Sensor Transmitter.
Battery-Powered IoT Sensor Node
The PIC16LF1517-E/MV fits battery-powered wireless sensor nodes because its 2.5V-3.6V supply window aligns directly with single-cell lithium and 2xAA alkaline chemistries, and its XLP nanoWatt technology brings deep-sleep current down to tens of nanoamperes per the Microchip datasheet. With 14KB of flash and 512B RAM the part comfortably runs duty-cycled sensor acquisition plus a lightweight radio driver such as MiWi or a UART-attached sub-GHz transceiver; the 10-bit ADC up to 17 channels handles temperature, battery voltage and sensor inputs without an external ADC. Pair it with an MCP1700 LDO and a low-power transceiver; expect months-to-years of battery life depending on wake-up duty cycle.
Recommended
Consumer Appliance Control Board
The PIC16LF1517-E/MV suits low-to-mid complexity appliance control such as coffee makers, washing-machine sub-boards, microwave UI controllers and small kitchen gadgets where cost per node matters and firmware size is under 14KB. The device's 2x CCP modules handle PWM for solenoid and triac drive, the EUSART interfaces to a display or Bluetooth module, and the 18 I/O pins cover buttons, LEDs, encoders and relay drivers. Operating from -40C to +125C it tolerates the warm enclosure of a toaster or the cold of a refrigerator, while the 40-UQFN package keeps the board compact.
Recommended
LED Lighting Controller
The PIC16LF1517-E/MV's two CCP modules can each generate PWM channels to drive constant-current LED drivers such as the CL8800 or AL8860, enabling dimming and color-mixing for architectural and signage lighting. With 14KB of flash there is room for DMX-style or DALI-lite receive state machines, and the 10-bit ADC reads ambient-light sensors for closed-loop brightness. The XLP low-power performance keeps standby consumption low when the luminaire is in the off state, which is increasingly regulated for energy compliance.
Recommended
Handheld Measurement Instrument
The PIC16LF1517-E/MV suits a handheld DMM, clamp meter or IR thermometer where low-voltage operation, an integrated 10-bit ADC, and a small 5x5 mm footprint are valuable. Its 20 MHz core handles RMS calculation and auto-ranging routines in firmware, and the SPI/I2C ports interface to a small TFT or OLED display plus an EEPROM for logged measurements. The industrial -40C to +125C range supports outdoor field use, while the XLP sleep mode extends battery life between measurement sessions.
Recommended
Small DC Motor / Fan Speed Controller
The PIC16LF1517-E/MV can run a closed-loop BLDC or brushed DC motor controller using its CCP module for PWM, an external Hall-sensor or back-EMF input fed through the 10-bit ADC, and UART for command and telemetry. The 14KB flash accommodates a state-machine-based commutation routine or a simple PID loop, and the 20 MHz instruction rate is sufficient for several-hundred-Hz electrical cycles. The 2.5V-3.6V range allows direct operation from a single Li-ion cell after protection circuit.
Recommended
Industrial Sensor Transmitter
The PIC16LF1517-E/MV's industrial temperature rating, low-voltage operation and integrated 10-bit ADC make it a fit for 4-20 mA loop-powered or RS-485 sensor transmitters measuring pressure, level, or flow. The XLP sleep current combined with a low-power 3.3V LDO such as the MCP1700 enables a 4-20 mA loop to supply both the sensor and the MCU. The EUSART with hardware address detection supports Modbus RTU slaves, and the small 40-UQFN keeps the transmitter head small enough for in-line mounting.
Recommended
Recommended Products Summary
Engineering reference data for PIC16LF1517-E/MV — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC16F1517-I/MV | PIC16LF1516-E/MV | PIC16LF1518-E/MV | PIC16LF1517-I/MV | PIC16F1517T-I/MV | PIC18F46K22-I/MV |
|---|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 40-UQFN (MV) 5x5 mm | 40-UQFN (MV) 5x5 mm - same | 40-UQFN (MV) 5x5 mm - same | 40-UQFN (MV) 5x5 mm - same | 40-UQFN (MV) 5x5 mm - same | 40-UQFN (MV) 5x5 mm - same | 40-UQFN (MV) 5x5 mm - same |
| Flash Memory | 14 KB | 14 KB | 8 KB | 28 KB | 14 KB | 14 KB | 64 KB |
| RAM | 512 bytes | 512 bytes | 256 bytes | 1024 bytes | 512 bytes | 512 bytes | 3896 bytes |
| Supply Voltage | 2.5 V to 3.6 V | 2.3 V to 5.5 V | 2.5 V to 3.6 V | 2.5 V to 3.6 V | 2.5 V to 3.6 V | 2.3 V to 5.5 V | 2.3 V to 5.5 V |
| CPU Speed | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 64 MHz |
| I/O Pins | 18 | 18 | 18 | 18 | 18 | 18 | 36 |
| ADC | 10-bit, 17 channels | 10-bit, 17 channels | 10-bit, 17 channels | 10-bit, 17 channels | 10-bit, 17 channels | 10-bit, 17 channels | 10-bit, 28 channels |
| Operating Temperature | -40C to +125C | -40C to +85C | -40C to +125C | -40C to +125C | -40C to +85C | -40C to +85C | -40C to +85C |
Key Differentiators
- Wider supply voltage window option (vs PIC16F1517-I/MV)
- Half the flash and RAM of PIC16LF1518 (vs PIC16LF1518-E/MV)
- Lower CPU speed than PIC18F46K22 (vs PIC18F46K22-I/MV)
- Same 40-UQFN MV footprint across the entire family (vs PIC16F1517T-I/MV)
Design Notes
The PIC16LF1517-E/MV's supply range is 2.5V to 3.6V, so do not connect it directly to a 5V rail - the LF prefix is not 5V tolerant. For 5V-system integration, place the PIC16F1517-I/MV on a 3.3V LDO output (such as MCP1700-3302E) and use level-shifters on any 5V peripheral signals. Bulk decoupling of 10uF plus 100nF ceramic at the VDD pins (pin 19 and pin 38) is recommended, with the 100nF cap placed within 5 mm of the IC.
Estimated: at -40C to +125C ambient and 20 MHz active current around 4 mA from a 3.3V rail, the 40-UQFN (MV) package dissipates roughly 13 mW worst-case. With a theta_JA of approximately 30-40 C/W on a 1 oz copper 4-layer JEDEC test board, junction temperature rise is below 1 C, well within the operating envelope. The exposed pad (EP) must be soldered to a continuous ground pour of at least 25 mm^2 for the stated thermal performance - omitting this reduces heat-sinking and increases EMI.
Do not forget that the LF version's MCLR pin has an internal pull-up enabled by configuration bit; for reliable in-circuit serial programming (ICSP) leave RB6/ICPCK and RB7/ICPDAT accessible and avoid strapping them with strong pull-downs. Also note that the 40-UQFN pad 1 indicator is a small circle; mechanical handling must respect that pad 1 to avoid mirror placement at reflow.
Route the ICSP signals (RB6/RB7 and MCLR) away from high-current switching traces and away from the analog AN0-AN9 inputs to avoid programming glitches and ADC noise coupling. Place a 100 nF decoupling capacitor as close as possible to each VDD pin (pin 19 and pin 38), and provide a separate analog ground island connected back to the MCU's VSS pin at a single point if the design mixes analog and digital ground currents.
The PIC16LF1517-E/MV's internal oscillator is factory-calibrated to within +/- 2 percent, which is sufficient for UART communication up to 19200 baud; for higher baud rates or for SPI/I2C bus timing use an external crystal on RA6/RA7. When the MCU is the I2C master, ensure external pull-ups of 4.7 kohm on SDA/SCL meet the rise-time spec for the chosen bus speed and total bus capacitance.
Compliance Information
RoHS-compliant per the 'MV' suffix in the Microchip ordering code. Not AEC-Q100 qualified - this part is intended for industrial/consumer applications rather than automotive. For AEC-Q100-grade PIC16F alternatives see PIC16F1517-E/MVVAO and PIC18F46K22-I/MV automotive-grade variants.
