PIC16F1619-E/ML - 8-Bit 32MHz 14KB Flash MCU | Microchip
MPN: PIC16F1619-E/ML ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $2.85 | $2.85 |
| 10 | $2.55 | $25.50 |
| 100 | $2.15 | $215.00 |
| 500 | $1.85 | $925.00 |
| 1,000 | $1.55 | $1,550.00 |
PIC16F1619-E/ML Overview
An 8-bit microcontroller (MCU) is a programmable integrated circuit that executes instructions from on-chip Flash memory using an 8-bit data path. It sits within the embedded control hierarchy: 8-bit MCU -> microcontroller -> semiconductor -> integrated circuit. PIC16 XLP parts add eXtreme Low Power technology with nanoWatt sleep modes, making them suitable for battery-powered and energy-harvesting designs. Functional Safety features simplify IEC 60730 Class B compliance for home appliances.
Key features include 14KB (8K x 14) Flash program memory, 1KB RAM, 256 bytes EEPROM, 10-bit ADC with computation (ADC2), up to 18 I/O pins, CWG, 24-bit SMT, and multiple communication peripherals. The device operates from 2.5V to 5.5V and supports internal 32MHz oscillator output with PLL. The 20-QFN (4x4) package provides a compact 4mm x 4mm footprint with thermal pad for enhanced power dissipation.
Architecturally, the PIC16F1619 uses a Harvard RISC core with a 14-bit instruction word and a hardware-based math accelerator that offloads signed/unsigned multiply and divide operations. The 24-bit SMT enables precise time-of-flight or angle measurement in motor control loops, while the CWG with auto-shutdown simplifies complementary PWM generation for half-bridge drivers. The CLC blocks allow configurable combinational/sequential logic without external gates.
Typical applications include small motor control (BLDC, stepper, brushed DC), LED lighting drivers, home appliance control (washing machines, refrigerators, HVAC), battery chargers, and general-purpose embedded control in industrial and consumer products. The 20-pin QFN variant is chosen when PCB space is constrained.
When selecting this part, ensure your compiler choice supports the PIC16F1619 (MPLAB XC8 recommended). The QFN-20 package requires careful PCB layout including thermal pad soldering to a ground plane. For prototypes, a QFN-to-DIP breakout board may simplify bring-up.
This page synthesizes distributor pricing, drop-in alternatives, and design notes not consolidated on any single manufacturer or distributor page.
Drop-in alternatives for PIC16F1619-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 PIC16F1619-E/ML (same form factor and footprint) — differing in Package, Program Memory (Flash), ADC, Core Architecture, I/O Pins.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC16F1619-I/ML
✅ Drop-In✓ In Stock
$1.48 / Unit
View Datasheet →PIC16F1618-E/SS
✅ Drop-In✓ In Stock
$0.85 / Unit
View Datasheet →PIC16F1615-I/ML
✅ Drop-In✓ In Stock
$0.84 / Unit
View Datasheet →PIC16F15356-E/ML
✅ Drop-In✓ In Stock
$1.05 / Unit
View Datasheet →PIC16F15376-E/ML
✅ Drop-In✓ In Stock
$1.45 / Unit
View Datasheet →PIC16F15274-I/MP
✅ Drop-In✓ In Stock
$0.74 / Unit
View Datasheet →PIC16F1619-E/ML Maximum Ratings & Electrical Characteristics
| Core Architecture | PIC 8-bit RISC |
| Program Memory (Flash) | 14 KB (8K x 14) |
| RAM | 1 KB |
| EEPROM | 256 bytes |
| CPU Speed | 32 MHz (8 MIPS) |
| Operating Voltage | 2.5 V to 5.5 V |
| ADC | 10-bit, with computation (ADC2) |
| I/O Pins | Up to 18 |
| Package | 20-QFN (4x4 mm) with exposed pad |
| Operating Temperature | -40C to +125C (E suffix = extended) |
| Special Peripherals | CLC, CWG, 24-bit SMT, ZCD, Math Accelerator |
| Functional Safety | FuSa features for IEC 60730 Class B |
| Low-Power Technology | XLP (eXtreme Low Power) / nanoWatt |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
| Lead-Free | Yes |
| Communication Peripherals | I2C, SPI, UART (per datasheet) |
PIC16F1619-E/ML Pin Configuration
| Pin 1 | RA5 — Port A bit 5 / I/O |
| Pin 2 | RA4 — Port A bit 4 / I/O |
| Pin 3 | RA3 — Port A bit 3 / I/O (also MCLR on some variants) |
| Pin 4 | RC5 — Port C bit 5 / I/O |
| Pin 5 | RC4 — Port C bit 4 / I/O |
| Pin 6 | RC3 — Port C bit 3 / I/O |
| Pin 7 | RC2 — Port C bit 2 / I/O |
| Pin 8 | RC1 — Port C bit 1 / I/O |
| Pin 9 | RC0 — Port C bit 0 / I/O |
| Pin 10 | VSS — Ground reference |
| Pin 11 | RA2 — Port A bit 2 / I/O |
| Pin 12 | RA1 — Port A bit 1 / I/O / ICSPCLK |
| Pin 13 | RA0 — Port A bit 0 / I/O / ICSPDAT |
| Pin 14 | VDD — Positive supply voltage (2.5V to 5.5V) |
| Pin 15 | RB7 — Port B bit 7 / I/O |
| Pin 16 | RB6 — Port B bit 6 / I/O |
| Pin 17 | RB5 — Port B bit 5 / I/O |
| Pin 18 | RB4 — Port B bit 4 / I/O |
| Pin 19 | RB3 — Port B bit 3 / I/O |
| Pin 20 | RB2 — Port B bit 2 / I/O |
| Pin 21 | EP — Exposed thermal pad - must be soldered to ground plane |
Typical Applications
PIC16F1619-E/ML is suitable for 7 applications: Small BLDC Motor Control, Home Appliance Control (IEC 60730 Class B), LED Lighting Drivers, Battery Chargers and Power Management, Industrial Sensor Signal Conditioning, Automotive Body and Interior Modules, HVAC and Climate Control.
Small BLDC Motor Control
The PIC16F1619-E/ML is well suited for sensorless or sensor-based BLDC motor control in compact 20-QFN form factor. Its 24-bit Signal Measurement Timer (SMT) provides precise back-EMF zero-cross detection for sensorless commutation, while the Complementary Waveform Generator (CWG) with auto-shutdown directly drives half-bridge gate drivers. The 32 MHz CPU speed delivers 8 MIPS, sufficient for 6-step and basic FOC commutation algorithms. The Math Accelerator offloads signed multiplications, freeing the core for state-machine control. Functional Safety hardware simplifies IEC 60730 Class B compliance for appliances like fans and pumps.
Recommended
Home Appliance Control (IEC 60730 Class B)
The PIC16F1619-E/ML targets white goods including washing machines, dishwashers, refrigerators, and ovens requiring IEC 60730 Class B safety certification. Its integrated Functional Safety (FuSa) hardware - including windowed watchdog, oscillator fail-safe, Flash CRC, and ADC self-test - eliminates external safety components. The 14KB Flash supports full Class B self-test libraries plus application code. The 1KB RAM accommodates state machines for motor, valve, and user-interface control. Extended -40C to +125C temperature rating supports underhood or motor-bearing proximity mounting.
Recommended
LED Lighting Drivers
The PIC16F1619-E/ML drives intelligent LED lighting products with dimming, color mixing, and DMX/network control. Its Configurable Logic Cells (CLC) implement custom logic for LED protocol decoding without external gates, while the 10-bit ADC2 reads light sensors and potentiometers for analog dimming. The 24-bit SMT measures PWM duty cycles and timing intervals for accurate color-temperature mixing. XLP nanoWatt technology extends battery life in portable lighting. The compact 20-QFN (4x4) package fits inside MR16, downlight, and strip-light form factors.
Recommended
Battery Chargers and Power Management
The PIC16F1619-E/ML controls lithium-ion, lead-acid, and NiMH battery chargers in portable and stationary applications. Its 10-bit ADC2 monitors battery voltage and current with hardware averaging, while CLC blocks implement state-machine charge profiles. The CWG generates PWM for synchronous buck or boost converter control. XLP sleep modes reduce quiescent current below 100 nA in standby, preserving battery life. The extended -40C to +125C range supports outdoor and automotive battery applications.
Recommended
Industrial Sensor Signal Conditioning
The PIC16F1619-E/ML conditions analog and digital sensor signals in industrial measurement systems. Its 10-bit ADC2 with computation performs on-chip averaging and threshold detection, offloading DSP from the CPU. The 24-bit SMT counts pulses from flow meters, encoders, and proximity sensors with sub-microsecond resolution. CLC cells implement custom digital filters and pulse shapers without external logic. The 20-QFN package suits densely populated sensor-interface PCBs.
Recommended
Automotive Body and Interior Modules
The PIC16F1619-E/ML serves automotive body electronics including interior lighting, seat controllers, mirror modules, and accessory multiplex nodes. Its -40C to +125C extended temperature grade meets automotive underhood and cabin requirements. Functional Safety hardware supports ISO 26262 ASIL-A or similar safety goals. The CWG and PWM peripherals drive LED strings and small motors, while UART/SPI/I2C interfaces connect to vehicle networks. The compact 20-QFN fits space-constrained modules behind trim panels.
Recommended
HVAC and Climate Control
The PIC16F1619-E/ML controls HVAC systems including thermostats, damper actuators, and variable-speed blower drives. Its ADC2 monitors temperature, humidity, and pressure sensors while the CWG drives TRIAC or IGBT control signals for AC loads. Functional Safety features support IEC 60730 Class B for unattended appliance safety. The 32 MHz CPU runs PID control loops for precise climate regulation. XLP modes enable battery-backed thermostat operation with multi-year coin-cell life.
Recommended
Recommended Products Summary
Engineering reference data for PIC16F1619-E/ML — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC16F1619-I/ML | PIC16F1618-E/SS | PIC16F1615-I/ML | PIC16F15356-E/ML | PIC16F15376-E/ML |
|---|---|---|---|---|---|---|
| Package | 20-QFN (4x4) | 20-QFN (4x4) - same | 20-SSOP - same pin count, different footprint | 20-QFN (4x4) - same | 20-QFN (4x4) - same | 20-QFN (4x4) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Program Memory | 14 KB | 14 KB | 7 KB | 14 KB | 28 KB | 28 KB |
| RAM | 1 KB | 1 KB | 512 B | 1 KB | 2 KB | 2 KB |
| CPU Speed | 32 MHz (8 MIPS) | 32 MHz (8 MIPS) | 32 MHz (8 MIPS) | 32 MHz (8 MIPS) | 32 MHz (8 MIPS) | 32 MHz (8 MIPS) |
| Operating Temperature | -40C to +125C (E) | -40C to +85C (I) | -40C to +125C (E) | -40C to +85C (I) | -40C to +125C (E) | -40C to +125C (E) |
| Functional Safety (FuSa) | Yes (IEC 60730 Class B) | Yes (IEC 60730 Class B) | Yes (IEC 60730 Class B) | Limited | No | No |
| 24-bit SMT | Yes | Yes | No | Limited | Yes | Yes |
| CLC (Configurable Logic Cells) | Yes | Yes | Yes | Yes | Yes | Yes |
Key Differentiators
- Functional Safety (FuSa) hardware built-in (vs PIC16F15356-E/ML)
- 24-bit Signal Measurement Timer (SMT) (vs PIC16F1618-E/SS)
- Extended temperature -40C to +125C with full peripheral set (vs PIC16F1615-I/ML)
Design Notes
The 20-QFN (4x4) package requires careful PCB layout. The exposed thermal pad (EP) on the underside MUST be soldered to a ground plane with multiple thermal vias for proper heat dissipation and mechanical reliability. Per IPC-7351 guidelines, the land pattern should follow the QFN-20 4x4 standard with 0.5mm pitch. Recommended stencil aperture for the thermal pad is a checkerboard pattern of multiple small openings to reduce solder voiding. Keep high-speed traces away from the analog ADC inputs to minimize coupling.
Place a 100 nF decoupling capacitor as close as possible to the VDD pin (pin 14). Add a bulk capacitor (4.7 uF to 10 uF) on the supply rail near the MCU. The PIC16F1619 has separate analog and digital supply pins (VDD/VSS); route them with star-ground topology to reduce ADC noise. For battery applications, use the XLP nanoWatt sleep modes (typical <100 nA in Sleep with WDT) to extend battery life. The internal 32 MHz HFINTOSC eliminates external crystal cost but adds 1% frequency tolerance.
Three common pitfalls when designing with PIC16F1619: (1) Forgetting to configure unused I/O pins as outputs or enable internal pull-ups to minimize Sleep current; (2) Using the ADC without enabling the ADC2 computation features, missing out on hardware averaging; (3) Not configuring the CWG auto-shutdown properly when driving FETs, which can cause shoot-through. Always consult Microchip's PIC16F1619 Family Migration document when transitioning code between PIC16F161x variants, as peripheral pin assignments differ across package options.
Compliance Information
RoHS and REACH compliant per Microchip product declaration. Not AEC-Q100 qualified; the PIC16F1619-E/ML is extended-temperature (-40C to +125C) but does not carry full automotive certification. For AEC-Q100 automotive qualified PIC16 parts, consider PIC16F1619-E/ML automotive-grade equivalents or Microchip's dedicated automotive PIC16 family. Lead-free and halogen-free per Microchip packaging specifications.
