PIC16F1519-E/MV - 8-bit MCU 28KB Flash 40-UQFN | Microchip
MPN: PIC16F1519-E/MV ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $3.4 | $3.40 |
| 10 | $3.06 | $30.60 |
| 100 | $2.65 | $265.00 |
| 500 | $2.31 | $1,155.00 |
| 1,000 | $1.96 | $1,960.00 |
PIC16F1519-E/MV Overview
An 8-bit microcontroller (MCU) is a small computer-on-a-chip integrating a CPU, RAM, Flash program memory, peripherals (ADC, timers, communication interfaces), and I/O pins in a single package. PIC16F1519 belongs to the mid-range PIC16 family hierarchy: 8-bit MCU -> PIC microcontroller -> Microchip MCU -> embedded controller -> semiconductor IC. This taxonomy places it above basic PIC10/PIC12 devices and below PIC18/PIC24 families in capability.
Key differentiating features of the PIC16F1519 include 28KB self-programmable Flash, 1024B SRAM, 10-bit ADC with up to 28 channels, two CCP modules, hardware SPI, I2C (MSSP), and EUSART serial interfaces, plus a 32-level hardware stack. The XLP variants achieve < 50 nA typical sleep current and < 1 µA watchdog timer current, extending battery life in always-on sensor nodes.
The PIC16F1519 architecture uses a 14-bit instruction word RISC core with single-cycle execution except for branches. Internal 32 MHz oscillator and 31 kHz LF oscillator are selectable, allowing flexible clock trees. The device supports In-Circuit Serial Programming (ICSP) and In-Circuit Debug (ICD) via MPLAB Snap, PICkit, or ICD headers, enabling rapid firmware iteration.
Typical applications include industrial sensor nodes, low-power IoT endpoints, battery-powered HVAC controls, consumer white goods, and small appliances. The PIC16F1519 is particularly suited to applications needing more Flash (28KB) than the PIC16F1503/1507/1508/1509 baseline but without stepping up to PIC18 or dsPIC32 cost.
When designing with the PIC16F1519, ensure VDDCORE decoupling with 0.1 µF + 10 µF caps adjacent to the pins. The 40-UQFN exposed pad must be soldered to a ground pour for thermal dissipation. The EUSART bootloadable firmware feature requires careful bootloader memory-region mapping.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes for the PIC16F1519-E/MV - information not consolidated on the manufacturer datasheet alone.
Drop-in alternatives for PIC16F1519-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 PIC16F1519-E/MV (same form factor and footprint) — differing in Package, ADC, I/O Pins, Operating Temperature, Timers.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC16F1519-I/MV
✅ Drop-In✓ In Stock
$1.92 / Unit
View Datasheet →PIC16F1519T-I/MV
✅ Drop-In✓ In Stock
$1.74 / Unit
View Datasheet →PIC16F1518-I/MV
✅ Drop-In📋 Reference alternative (not in catalog)
PIC16F1516-I/MV
✅ Drop-In✓ In Stock
$1.69 / Unit
View Datasheet →PIC16F1512-I/MV
✅ Drop-In✓ In Stock
$0.99 / Unit
View Datasheet →PIC16F1509-I/ML
✅ Drop-In✓ In Stock
$1.02 / Unit
View Datasheet →PIC16F1519-E/MV Maximum Ratings & Electrical Characteristics
| Product Series | PIC16F151x |
| Core Architecture | 8-bit PIC (RISC, 14-bit instruction word) |
| Program Memory (Flash) | 28 KB (16K x 14 words) |
| Data Memory (SRAM) | 1024 bytes |
| Maximum CPU Speed | 20 MHz instruction rate |
| Supply Voltage (VDD) | 1.8 V to 5.5 V |
| ADC | 10-bit, up to 28 channels |
| CCP Modules | 2 |
| Serial Interfaces | 1x SPI, 1x I2C (MSSP), 1x EUSART |
| I/O Pins | 36 (max) |
| Low-Power Technology | XLP (nanoWatt) |
| Operating Temperature (Extended, -E) | -40C to +125C |
| Package | 40-pin UQFN (5x5 mm) with exposed pad |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
| Programming/Debug | ICSP + ICD via MPLAB Snap / PICkit |
PIC16F1519-E/MV Pin Configuration
| Pin 1 | RA0 — PORTA bit 0 / analog input AN0 |
| Pin 2 | RA1 — PORTA bit 1 / analog input AN1 |
| Pin 3 | RA2 — PORTA bit 2 / analog input AN2 |
| Pin 4 | RA3 — PORTA bit 3 / analog input AN3 / VREF+ |
| Pin 5 | RA4 — PORTA bit 4 / analog input AN4 |
| Pin 6 | RA5 — PORTA bit 5 / analog input AN5 / VREF- |
| Pin 7 | RA6 — PORTA bit 6 / analog input AN6 |
| Pin 8 | RA7 — PORTA bit 7 / analog input AN7 |
| Pin 9 | VSS — Ground reference |
| Pin 10 | VDD — Positive supply voltage (1.8V-5.5V) |
| Pin 11 | RB0 — PORTB bit 0 / analog input AN8 |
| Pin 12 | RB1 — PORTB bit 1 / analog input AN9 |
| Pin 13 | RB2 — PORTB bit 2 / analog input AN10 |
| Pin 14 | RB3 — PORTB bit 3 / analog input AN11 / CCP2 |
| Pin 15 | RB4 — PORTB bit 4 / analog input AN12 |
| Pin 16 | RB5 — PORTB bit 5 / analog input AN13 |
| Pin 17 | RB6 — PORTB bit 6 / ICSPCLK / ICDCLK |
| Pin 18 | RB7 — PORTB bit 7 / ICSPDAT / ICDDAT |
| Pin 19 | VSS — Ground reference |
| Pin 20 | VDD — Positive supply voltage |
| Pin 21 | RC0 — PORTC bit 0 / analog input AN14 |
| Pin 22 | RC1 — PORTC bit 1 / analog input AN15 |
| Pin 23 | RC2 — PORTC bit 2 / analog input AN16 |
| Pin 24 | RC3 — PORTC bit 3 / analog input AN17 / SCL (MSSP) |
| Pin 25 | RC4 — PORTC bit 4 / analog input AN18 / SDA (MSSP) |
| Pin 26 | RC5 — PORTC bit 5 / analog input AN19 |
| Pin 27 | RC6 — PORTC bit 6 / AN20 / TX (EUSART) |
| Pin 28 | RC7 — PORTC bit 7 / AN21 / RX (EUSART) |
| Pin 29 | VSS — Ground reference |
| Pin 30 | VDD — Positive supply voltage |
| Pin 31 | RD0 — PORTD bit 0 |
| Pin 32 | RD1 — PORTD bit 1 |
| Pin 33 | RD2 — PORTD bit 2 |
| Pin 34 | RD3 — PORTD bit 3 |
| Pin 35 | RD4 — PORTD bit 4 |
| Pin 36 | RD5 — PORTD bit 5 |
| Pin 37 | RD6 — PORTD bit 6 |
| Pin 38 | RD7 — PORTD bit 7 |
| Pin 39 | RE3 — PORTE bit 3 / MCLR / VPP (programming) |
| Pin 40 | VSS — Ground reference (exposed pad also) |
Typical Applications
PIC16F1519-E/MV is suitable for 7 applications: Industrial Sensor Nodes, Battery-Powered IoT Endpoints, HVAC and Building Controls, Consumer White Goods and Small Appliances, LED Lighting and Display Drivers, Automotive Body and Accessory Modules, Medical Monitoring and Wellness Devices.
Industrial Sensor Nodes
The PIC16F1519-E/MV fits industrial sensor nodes because its 28KB Flash accommodates Modbus RTU protocol stacks, calibration tables, and sensor-fusion firmware. The XLP nanoWatt technology yields sleep currents below 50 nA, extending battery life in remote wireless transmitters (LoRa, Wireless M-Bus, Zigbee) where the MCU wakes briefly to take readings. The 1.8V-5.5V VDD range supports single-cell Li-Ion, 2xAA, and 24V industrial bus via simple LDO. The 10-bit ADC with up to 28 channels directly digitizes thermocouples, 4-20 mA loops (via shunt), and bridge sensors without external multiplexer. Pair with an external SPI flash for data logging, and use the EUSART for RS-485 communication to a PLC or gateway. The 40-UQFN footprint (5x5 mm) plus XLP sleep allow integration into compact IP65 enclosures for retrofit industrial monitoring.
Recommended
Battery-Powered IoT Endpoints
The PIC16F1519-E/MV excels in battery-powered IoT endpoints thanks to its XLP features that achieve typical sleep currents under 50 nA and watchdog timer currents below 1 µA. With a duty cycle of 0.1% (one wake per minute), a 2400 mAh CR2032 coin cell can power the node for 5+ years. The 28KB Flash holds BLE/Zigbee/LoRaWAN MAC stacks and OTA bootloader; 1024B RAM supports message buffers. The wide 1.8V-5.5V range tolerates Li-Ion discharge curves without voltage regulators. The MSSP peripheral in I2C mode connects directly to low-power sensors like the BME280 or SHT31. Watchdog timer + brown-out reset provide unattended reliability for years of operation. The 40-UQFN package minimizes PCB area in compact wearables or smart-home sensors that demand low BOM cost and long field life.
Recommended
HVAC and Building Controls
The PIC16F1519-E/MV suits HVAC controllers, thermostats, and building-automation actuators where 28KB Flash stores control algorithms, scheduling logic, and BACnet/Modbus framing. The 10-bit ADC reads multiple thermistor inputs for multi-zone climate control. Two CCP modules generate PWM for triac-fired heater elements or variable-speed fans. The EUSART interfaces with a BACnet MS-TP or Modbus RTU transceiver for building-management-system (BMS) integration. Extended -40C to +125C temperature rating survives plenum enclosures and unconditioned equipment closets. The 40-UQFN exposed pad dissipates self-heating during continuous CPU activity. I2C connects to nonvolatile FRAM for blackbox-style fault logging. The wide 1.8V-5.5V range accepts 24VAC rectified input after a small buck regulator, simplifying HVAC power supply design.
Recommended
Consumer White Goods and Small Appliances
The PIC16F1519-E/MV powers washing machines, dishwashers, coffee makers, and microwave oven controllers where 28KB Flash supports menu logic, motor control, and safety-state machines. Two CCP modules provide PWM outputs for brushless DC or universal-motor drivers via external gate drivers. The 10-bit ADC monitors motor current, NTC thermistors, and water-level sensors in real time. The EUSART interfaces with a touch-panel or BLE module for smartphone connectivity. The 40-UQFN package drops into compact appliance control boards where PCB space is at a premium. Cost-effective at $1.96 in 1000-piece quantities, the PIC16F1519 balances capability and BOM cost for high-volume consumer goods. Microchip's MPLAB Code Configurator generates peripheral-setup code automatically, accelerating time-to-market for appliance designers.
Recommended
LED Lighting and Display Drivers
The PIC16F1519-E/MV drives multi-channel LED fixtures, architectural lighting, and small graphic displays where its CCP modules generate PWM for dimming and color mixing. With two CCP outputs, the MCU handles warm/cool white plus RGB mixing with 10-bit resolution, enabling smooth logarithmic dimming curves. The 28KB Flash stores lighting profiles, DMX-512 frame parsing, and DALI command handling. The MSSP in SPI mode connects to addressable LED strips (WS2812B, SK6812) at high update rates. The 1.8V-5.5V VDD accepts either 3.3V or 5V LED supply rails directly. The 40-UQFN 5x5 mm package fits inside slimline LED drivers. The wide operating temperature allows outdoor-rated fixture installation. The EUSART receives DMX-512 commands from a stage controller or architectural lighting console for stage and facade lighting applications.
Recommended
Automotive Body and Accessory Modules
The PIC16F1519-E/MV (-E extended temperature grade) suits non-safety automotive body modules including seat controllers, mirror adjusters, ambient lighting, and accessory interfaces. The -40C to +125C rating handles under-dash and door-panel thermal extremes. The 28KB Flash supports CAN-LIN gateway logic, debounce, and diagnostic services (UDS). Two CCP modules drive small motors for mirror or seat-position actuators with hardware PWM. The 10-bit ADC reads door-switch inputs and battery voltage (8-18V after external regulator). The 1.8V-5.5V supply tolerates crank-dip events down to 4.5V when paired with a hold-up capacitor. The 40-UQFN package fits behind door panels. For safety-critical domains (airbag, ABS, steering), designers should step up to PIC18 or dsPIC33 with hardware ASIL support.
Recommended
Medical Monitoring and Wellness Devices
The PIC16F1519-E/MV powers low-risk medical and wellness devices such as digital thermometers, blood-pressure monitors, pulse oximeter front-ends, and pill dispensers. The XLP features enable continuous-monitoring wearables with multi-day battery life. The 10-bit ADC digitizes pulse-oximeter photodiode signals and thermistor bridges with sufficient resolution for clinical-grade wellness devices. Two CCP modules drive piezo buzzers for reminders and alarms. The MSSP I2C connects to BLE modules for smartphone pairing. The 28KB Flash stores measurement history, calibration constants, and BLE GATT service tables. The wide VDD range accepts single-cell Li-Ion or 2xAAA batteries commonly used in handheld medical devices. The 40-UQFN package integrates into compact, lightweight housings that comply with IEC 60601-1 mechanical constraints.
Recommended
Recommended Products Summary
Engineering reference data for PIC16F1519-E/MV — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC16F1519-I/MV | PIC16F1519T-I/MV | PIC16F1518-I/MV | PIC16F1516-I/MV | PIC16F1512-I/MV |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 40-UQFN (5x5 mm) | 40-UQFN (5x5 mm) - same | 40-UQFN (5x5 mm) - same | 40-UQFN (5x5 mm) - same | 40-UQFN (5x5 mm) - same | 40-UQFN (5x5 mm) - same |
| Flash Memory | 28 KB | 28 KB | 28 KB | 28 KB | 14 KB | 14 KB |
| RAM | 1024 bytes | 1024 bytes | 1024 bytes | 1024 bytes | 512 bytes | 512 bytes |
| Maximum CPU Speed | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz |
| Supply Voltage | 1.8V to 5.5V | 1.8V to 5.5V | 1.8V to 5.5V | 1.8V to 5.5V | 1.8V to 5.5V | 1.8V to 5.5V |
| Temperature Grade | Extended -40C to +125C (-E suffix) | Industrial -40C to +85C | Industrial -40C to +85C | Industrial -40C to +85C | Industrial -40C to +85C | Industrial -40C to +85C |
| ADC | 10-bit, 28 channels | 10-bit, 28 channels | 10-bit, 28 channels | 10-bit, 24 channels | 10-bit, 17 channels | 10-bit, 12 channels |
| I/O Pins | 36 | 36 | 36 | 36 | 36 | 36 |
| XLP Low Power | Yes (<50 nA sleep) | Yes (<50 nA sleep) | Yes (<50 nA sleep) | Yes (<50 nA sleep) | Yes (<50 nA sleep) | Yes (<50 nA sleep) |
Key Differentiators
- Highest Flash density in PIC16F151x family (vs PIC16F1516-I/MV)
- Extended temperature grade for harsh environments (vs PIC16F1519-I/MV)
- Largest ADC channel count in 8-bit PIC mid-range (vs PIC16F1512-I/MV)
- XLP nanoWatt sleep with full peripheral retention (vs PIC16F1509-I/ML)
Design Notes
Decouple VDD with a 0.1 µF ceramic capacitor placed within 3 mm of each VDD pin, plus a single 10 µF bulk capacitor on the main VDD rail. The PIC16F1519-E/MV has four VDD pins (10, 20, 30, plus internal) - each must be properly decoupled. For XLP sleep-mode designs, place the MCU on a dedicated LDO rail (MCP1700) to minimize quiescent current. Estimated: total quiescent current at 3.3V with all peripherals off is <50 nA typical per the Microchip XLP datasheet addendum; verify with production silicon for sleep-current budgets below 100 nA.
The 40-UQFN package has a center exposed thermal pad (EP) that MUST be soldered to a grounded copper pour for thermal and electrical performance. Per the Microchip UQFN package drawing, the EP should have at least 16 thermal vias (0.3 mm diameter) connecting to an internal ground plane. The 0.5 mm pin pitch requires PCB fabrication capability down to 4-mil trace/space. Route high-speed signals (SPI, EUSART) on the top layer with continuous ground return path beneath.
Do not exceed 5.5V on any VDD pin or apply voltage to analog inputs before VDD is present - this can cause latch-up via the ESD protection diodes. The MCLR pin (RE3) requires a 10 kohm pull-up to VDD if not used as I/O; leaving MCLR floating causes erratic resets. The ICSP pins (RB6/RB7) must be accessible in the final PCB layout for production programming; adding a 2x3 header or test pads is recommended. When migrating from PIC16F1518, verify ADC channel count (28 vs 24) before pinout changes - the PIC16F1518-I/MV uses PORTE pins that are not bonded on PIC16F1519.
At maximum 20 MHz CPU rate, 5.5V VDD, and 100% CPU utilization, the PIC16F1519-E/MV core dissipation is approximately 25 mW. With the 40-UQFN exposed pad soldered to a 1 square inch ground pour, theta_JA is approximately 35 C/W, yielding 0.9C temperature rise above ambient - well within the -40C to +125C extended operating range. In sealed enclosures with no airflow, verify thermal rise with a thermocouple on the package top during EMC or burn-in testing.
Place the 32.768 kHz low-frequency crystal within 5 mm of the SOSC1/SOSC2 pins if used for RTC operation, with short traces and a ground guard ring to minimize noise pickup. The analog input traces (AN0-AN28) should be routed away from digital switching signals; use a ground-fill between analog and digital sections. For ADC accuracy better than 8 ENOB, add an RC filter (100 ohm + 100 nF) on each analog input close to the pin to limit current injection during sampling.
Compliance Information
RoHS and REACH compliance per Microchip product page. The PIC16F1519-E/MV is not AEC-Q100 qualified - for AEC-Q100 automotive applications, refer to PIC16F1519-E/MVVAO or use dsPIC33AEC family. Conflict-mineral compliance per Microchip's CMRT filings.
