PIC16LF1783-E/ML - 8-bit 32MHz MCU 7KB Flash 28-QFN | Microchip
MPN: PIC16LF1783-E/ML ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $3.1 | $3.10 |
| 10 | $2.78 | $27.80 |
| 100 | $2.45 | $245.00 |
| 500 | $2.18 | $1,090.00 |
| 1,000 | $1.92 | $1,920.00 |
PIC16LF1783-E/ML Overview
A PIC16F/LF178x microcontroller is a mid-range 8-bit MCU from Microchip that combines the legacy PIC mid-range instruction set with enhanced analog and digital peripherals, belonging to the broader PIC® microcontroller family in the 8-bit microcontroller category of integrated circuits (semiconductor hierarchy: MCU -> 8-bit microcontroller -> microcontroller -> embedded IC). The 'LF' prefix denotes the wide low-voltage VDD range used in battery-powered applications, while 'F' is the standard 5V variant. The XLP™ (eXtreme Low Power) nanoWatt technology family targets applications where quiescent current in the microampere range is mandatory.
Key features of this part include 7 KB (4K x 14) self-programmable Flash, 256 B EEPROM, 12-bit ADC with computation, 8-bit DAC, on-chip operational amplifiers, fast comparators, PSMC peripheral for advanced power conversion, four 16-bit timers, and nanoWatt XLP sleep current. The QFN-28 (6x6) exposed-pad package provides low thermal resistance and a compact footprint suitable for handheld and space-constrained designs.
Architecturally, the device uses a Harvard-style RISC core with a 14-bit instruction word and an 8-bit data path, and integrates rich analog peripherals directly on-die to reduce external BOM cost. The PSMC block adds configurable dead-band control and resolution for digital power conversion tasks, which historically required dedicated PWM controllers.
Typical applications include portable medical sensors, battery-powered IoT nodes, LED lighting control, motor control with PSMC, and industrial sensor signal conditioning. The wide LF VDD range makes it well suited to 2x AA alkaline or single-cell Li-ion designs. When designing, ensure the exposed pad is soldered to a sufficient ground copper pour for thermal dissipation and that MPLAB X IDE with a PICkit 5 or ICD is used for programming and debug.
Drop-in alternatives for PIC16LF1783-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 PIC16LF1783-E/ML (same form factor and footprint) — differing in Package, Communication, ADC, Program Memory (Flash), Comparators.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC16LF1783-I/ML
✅ Drop-In✓ In Stock
$1.55 / Unit
View Datasheet →PIC16LF1783T-I/ML
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View Datasheet →PIC16LF1782-E/ML
✅ Drop-In✓ In Stock
$1.18 / Unit
View Datasheet →PIC16LF1782-I/ML
✅ Drop-In✓ In Stock
$1.24 / Unit
View Datasheet →PIC16LF1782-E/MV
✅ Drop-In📋 Reference alternative (not in catalog)
PIC16LF1782T-I/MV
✅ Drop-In ⚠️ 参数待验证✓ In Stock
$1.55 / Unit
View Datasheet →PIC16LF1783-E/ML Maximum Ratings & Electrical Characteristics
| Core Architecture | PIC 8-bit RISC (mid-range) |
| Series | PIC® XLP™ 16F |
| Maximum Clock Frequency | 32 MHz |
| Program Memory (Flash) | 7 KB (4K x 14) |
| Data Memory (RAM) | 512 B |
| EEPROM | 256 B |
| Supply Voltage (VDD) | 2.5 V to 3.3 V (LF variant) |
| Operating Temperature | -40 C to +125 C (E = Extended) |
| ADC | 12-bit |
| DAC | 8-bit |
| Operational Amplifiers | On-chip (OPAmps) |
| Comparators | Fast comparators |
| PSMC | Programmable Switched Mode Controller |
| CCP Modules | Capture/Compare/PWM |
| Communication | I2C, SPI, EUSART |
| Package | 28-QFN (6x6 mm) with Exposed Pad (ML) |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
| Low-Power Technology | nanoWatt XLP |
PIC16LF1783-E/ML Pin Configuration
| Pin 1 | RA0/ICSPDAT — PORTA bit 0 / ICSP data |
| Pin 2 | RA1/ICSPCLK — PORTA bit 1 / ICSP clock |
| Pin 3 | RA2 — PORTA bit 2 |
| Pin 4 | RA3/MCLR — PORTA bit 3 / Master Clear (reset) |
| Pin 5 | RA4 — PORTA bit 4 |
| Pin 6 | RA5 — PORTA bit 5 |
| Pin 7 | RA6 — PORTA bit 6 |
| Pin 8 | RA7 — PORTA bit 7 |
| Pin 9 | VSS — Ground reference |
| Pin 10 | RB0 — PORTB bit 0 |
| Pin 11 | RB1 — PORTB bit 1 |
| Pin 12 | RB2 — PORTB bit 2 |
| Pin 13 | RB3 — PORTB bit 3 |
| Pin 14 | RB4 — PORTB bit 4 |
| Pin 15 | RB5 — PORTB bit 5 |
| Pin 16 | RB6/ICDCLK — PORTB bit 6 / ICD clock |
| Pin 17 | RB7/ICDDAT — PORTB bit 7 / ICD data |
| Pin 18 | VSS — Ground reference |
| Pin 19 | VDD — Positive supply voltage |
| Pin 20 | RC0 — PORTC bit 0 |
| Pin 21 | RC1 — PORTC bit 1 |
| Pin 22 | RC2 — PORTC bit 2 |
| Pin 23 | RC3 — PORTC bit 3 / SCL |
| Pin 24 | RC4 — PORTC bit 4 / SDA |
| Pin 25 | RC5 — PORTC bit 5 |
| Pin 26 | RC6 — PORTC bit 6 / TX |
| Pin 27 | RC7 — PORTC bit 7 / RX |
| Pin 28 | VSS — Ground reference |
Typical Applications
PIC16LF1783-E/ML is suitable for 6 applications: Portable Medical Sensor Hub, Battery-Powered IoT Sensor Node, LED Lighting Control with PSMC, Industrial Sensor Signal Conditioning, Low-Voltage Motor Control, Smart Remote Control with Touch.
Portable Medical Sensor Hub
The PIC16LF1783-E/ML fits portable medical sensor hubs because its 2.5-3.3 V VDD range accepts two AA alkaline cells directly, and its nanoWatt XLP sleep current (sub-microamp typical) extends battery life to multi-year operation on a single coin cell or AA pair. The on-chip 12-bit ADC with computation handles sensor signal conditioning for temperature, SpO2, or pulse-oximetry front-ends without an external op-amp, and the integrated operational amplifiers provide high-impedance sensor buffering on-chip. With 7 KB Flash and 512 B RAM, the device can run a small RTOS or state-machine firmware stack. The 28-QFN (6x6) exposed-pad package keeps the board footprint under 36 mm^2, critical for wearable patches where PCB area is premium real estate.
Recommended
Battery-Powered IoT Sensor Node
IoT sensor nodes using the PIC16LF1783-E/ML benefit from the nanoWatt XLP architecture that drops quiescent current into the sub-1 uA range during sleep, with 32 MHz execution available instantly on wake for sensor reads and LoRa/sub-GHz transmissions. The 12-bit ADC captures battery voltage, environmental sensors (light, humidity, temperature), and analog front-end signals, while the integrated 8-bit DAC drives comparator thresholds or analog actuator references. The EUSART, I2C, and SPI peripherals connect directly to sensors and to radios like the Microchip SAMR34 or LoRa transceivers. With 7 KB Flash the device supports small application frameworks and OTA-ready bootloaders; the 256 B EEPROM stores calibration constants and node IDs across power cycles.
Recommended
LED Lighting Control with PSMC
The PIC16LF1783-E/ML is well suited to LED lighting control where the integrated PSMC (Programmable Switched Mode Controller) generates high-resolution PWM with configurable dead-band and fault handling for buck, boost, or SEPIC LED driver topologies. The 32 MHz instruction cycle supports high-frequency PWM dimming above the audible band (>20 kHz), eliminating acoustic noise, while the 12-bit ADC monitors LED current via a sense resistor for closed-loop brightness regulation. Its nanoWatt XLP idle modes make it attractive for always-on smart-lighting standby controllers. The 28-QFN exposed pad provides efficient thermal dissipation for the 1 A peak LED current loops driven from the PSMC outputs.
Recommended
Industrial Sensor Signal Conditioning
Industrial sensor signal conditioning modules use the PIC16LF1783-E/ML because the on-chip OPAmps buffer bridge sensors, RTDs, and 4-20 mA current loops, while the 12-bit ADC digitizes the conditioned signal for protocol conversion (HART, IO-Link, Modbus). The wide -40 C to +125 C extended temperature grade supports factory floor and outdoor cabinet deployments, and the 32 MHz CPU runs Modbus RTU or IO-Link framing in real time. The 8-bit DAC and fast comparators handle threshold detection and analog alarm outputs. The 28-QFN (6x6) package with exposed pad delivers good thermal performance for high-density DIN-rail-mounted signal conditioners.
Recommended
Low-Voltage Motor Control
Low-voltage brushed DC and stepper motor control is a strong application for the PIC16LF1783-E/ML. The PSMC peripheral generates complementary PWM with dead-band control for H-bridge FET drivers, while the on-chip OPAmps and fast comparators handle back-EMF sensing and overcurrent protection without external analog ICs. The 2.5-3.3 V VDD range aligns with 2x AA or single-cell Li-ion battery packs commonly used in robotics toys, small drones, and consumer appliances. With 7 KB Flash and a 32 MHz core, field-oriented control loops and trapezoidal commutation run comfortably. The 28-QFN (6x6) package fits the compact 25-30 mm motor-controller PCBs typical in the segment.
Recommended
Smart Remote Control with Touch
The PIC16LF1783-E/ML is an excellent fit for smart remote controls that combine capacitive touch buttons, IR transmission, and battery-powered operation. The on-chip OPAmps drive the CVD (Charge-Voltage Discharge) touch acquisition directly on digital I/O pins, eliminating external touch ICs. The EUSART or CCP modules generate precise 38 kHz IR carrier waveforms for consumer-electronics remote protocols, while the nanoWatt XLP sleep modes keep standby current in the nanoamp range for multi-year coin-cell battery life. The 7 KB Flash holds UI state machines and protocol libraries, and the 28-QFN exposed-pad package suits thin remote enclosures where PCB height is constrained to under 1.5 mm.
Recommended
Recommended Products Summary
Engineering reference data for PIC16LF1783-E/ML — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC16LF1783-I/ML | PIC16LF1783T-I/ML | PIC16LF1782-E/ML | PIC16LF1782-I/ML | PIC16LF1782-E/MV |
|---|---|---|---|---|---|---|
| Package | 28-QFN (6x6) ML | 28-QFN (6x6) ML - same | 28-QFN (6x6) ML - same | 28-QFN (6x6) ML - same | 28-QFN (6x6) ML - same | 28-QFN UQFN MV - same pinout |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 7 KB (4K x 14) | 7 KB | 7 KB | 3.5 KB (-50%) | 3.5 KB (-50%) | 3.5 KB (-50%) |
| RAM | 512 B | 512 B | 512 B | 256 B (-50%) | 256 B (-50%) | 256 B (-50%) |
| EEPROM | 256 B | 256 B | 256 B | 128 B (-50%) | 128 B (-50%) | 128 B (-50%) |
| Operating Temperature | -40 C to +125 C (E) | -40 C to +85 C (I) | -40 C to +85 C (I) | -40 C to +125 C (E) | -40 C to +85 C (I) | -40 C to +125 C (E) |
| Max Clock Frequency | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz |
| Operating Voltage | 2.5 V to 3.3 V | 2.5 V to 3.3 V | 2.5 V to 3.3 V | 2.5 V to 3.3 V | 2.5 V to 3.3 V | 2.5 V to 3.3 V |
| Peripherals (ADC/DAC/OPA/PSMC) | 12b ADC, 8b DAC, OPA, PSMC | 12b ADC, 8b DAC, OPA, PSMC | 12b ADC, 8b DAC, OPA, PSMC | Subset (no PSMC) | Subset (no PSMC) | Subset (no PSMC) |
Key Differentiators
- Full analog peripheral set including PSMC and on-chip OPAmps (vs PIC16LF1782-E/ML)
- Extended -40 C to +125 C operating temperature (vs PIC16LF1783-I/ML)
- Tube packaging suited for low-volume and prototype runs (vs PIC16LF1783T-I/ML)
Design Notes
The 28-QFN (6x6) package relies on the exposed thermal pad for heat dissipation. Solder the exposed pad to a contiguous ground copper pour with a minimum area of 50 mm^2 to keep junction temperature within safe limits at 32 MHz operation. Thermal vias (5-9 of 0.3 mm diameter) under the pad reduce thermal resistance to below 35 C/W on a standard 1 oz 4-layer PCB.
Place decoupling capacitors (100 nF X7R plus 10 uF X5R) within 2 mm of VDD pins 19 and 28, with direct vias to the inner ground plane. Place the 32.768 kHz crystal or resonator (if used for timer1) within 5 mm of the OSC pins with short traces to minimize EMI pickup. The exposed pad must be soldered for both electrical grounding and thermal dissipation; dry solder joints on the pad are a common production failure.
Do not exceed VDD maximum of 3.6 V on the PIC16LF1783-E/ML (LF variant) - the non-LF PIC16F1783 is required for 5 V designs. Configuration bits must be set to disable functions like WDT, BOR, or unused peripherals to achieve nanoWatt XLP sleep currents below 1 uA. The MCLR pin must have a 10 kohm pull-up to VDD if external reset is used; floating MCLR causes unreliable operation in noisy environments.
Route ICSPDAT and ICSPCLK (RA0/RA1) traces with ground shielding to avoid programming failures in production. Keep analog signal traces (sensor inputs to RA2/RA3/RA4) away from switching PSMC PWM outputs (RC1/RC2) to minimize ADC noise coupling. Use a star-ground topology if mixing analog and digital grounds, with the star point at the device exposed pad. Per Microchip layout guidelines, keep high-current PSMC traces short and wide (0.5 mm minimum).
Compliance Information
RoHS and REACH compliant per Microchip product page. Not AEC-Q100 qualified; automotive designs should verify with Microchip automotive-grade part numbers. Lead-free and halogen-free process compatible per Microchip material declaration.
