PIC16F1783-E/SO - 8-Bit MCU, 32MHz, 7KB Flash, 28-SOIC | Microchip
MPN: PIC16F1783-E/SO ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $2.23 | $2.23 |
| 10 | $1.98 | $19.80 |
| 100 | $1.74 | $174.00 |
| 500 | $1.55 | $775.00 |
| 1,000 | $1.42 | $1,420.00 |
PIC16F1783-E/SO Overview
An 8-bit microcontroller (MCU) is a single-chip computer built around an 8-bit data path and a Harvard or von Neumann architecture. Within the broader taxonomy, MCUs sit under microcontrollers -> embedded controllers -> semiconductors. The PIC16F family specifically uses Microchip's enhanced mid-range core, which delivers deterministic interrupt latency, a single-cycle instruction at 32MHz (31.25ns per instruction), and CIPs (Core Independent Peripherals) such as the 16-bit PWM and the Configurable Logic Cell that operate without CPU intervention.
The standout features include 7KB self-programmable Flash, 12-bit differential ADC with computation, an 8-bit 5-bit DAC pair, four 16-bit PWM channels, two comparators, a mTouch capacitive-touch sensing peripheral, and Microchip's XLP technology with typical 50nA sleep current and 1.8µA RTC-mode current. Peripherals connect through the Peripheral Pin Select (PPS) crossbar, which removes the fixed pin-per-peripheral constraint common to legacy 8-bit MCUs.
Typical applications for PIC16F1783-E/SO include battery-powered sensor nodes, white-goods and small-appliance motor control (BLDC/PMSM FOC up to 48V with companion gate drivers), industrial control panels, LED lighting with dimmable PWMs, capacitive-touch user interfaces, and portable medical/wellness devices that benefit from the XLP sleep-current profile.
When designing with this part, place a 100nF decoupling capacitor within 5mm of VDD and use a 10µF bulk cap near the IC. Configure unused pins as outputs and tie to ground to minimize current leakage in sleep mode. For debug, the 4-wire ICSP interface (PGD/PGC/VPP/MCLR) connects directly to the MPLAB Snap or PICkit 4 without external adapters.
This page synthesizes distributor pricing, drop-in 28-SOIC alternatives, and practical design notes not found in the manufacturer datasheet alone.
Drop-in alternatives for PIC16F1783-E/SO — 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 PIC16F1783-E/SO (same form factor and footprint) — differing in Package, ADC, DAC, I/O Pins, Program Memory (Flash).
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC16F1782-I/SO
✅ Drop-In✓ In Stock
$1.1 / Unit
View Datasheet →PIC16F1783-I/SO
✅ Drop-In📋 Reference alternative (not in catalog)
PIC16F1782-E/SO
✅ Drop-In ⚠️ 参数待验证📋 Reference alternative (not in catalog)
PIC16F1773-E/SO
✅ Drop-In✓ In Stock
$0.99 / Unit
View Datasheet →PIC16F1769-I/SO
✅ Drop-In✓ In Stock
$1.12 / Unit
View Datasheet →PIC16F1716-I/SO
✅ Drop-In ⚠️ 参数待验证📋 Reference alternative (not in catalog)
PIC16F1783-E/SO Maximum Ratings & Electrical Characteristics
| Core | PIC16F enhanced mid-range 8-bit |
| Program Memory | 7 KB (4K x 14) Flash |
| Data RAM | 512 bytes |
| Data EEPROM | 256 bytes |
| Maximum CPU Speed | 32 MHz (31.25 ns instruction cycle) |
| Operating Voltage Range | 2.3 V to 5.5 V |
| ADC | 12-bit, up to 14 channels |
| DAC | 8-bit, 1 channel |
| PWM Channels | 4 x 16-bit |
| Comparators | 2 |
| Capacitive Touch Channels | Up to 16 (mTouch) |
| Peripheral Pin Select (PPS) | Yes |
| XLP Sleep Current | Typical 50 nA |
| Operating Temperature | -40C to +125C (E suffix) |
| Package | 28-SOIC (7.50 mm width, 0.295") |
| Mounting Type | Surface Mount |
| MSL Level | 1 |
| RoHS Status | Compliant |
PIC16F1783-E/SO Pin Configuration
| Pin 1 | RA0/AN0/C1IN0-/C2IN0-/SS — Digital I/O / analog input / comparator / SPI SS |
| Pin 2 | RA1/AN1/C1IN1-/C2IN1- — Digital I/O / analog input / comparator |
| Pin 3 | RA2/AN2/DAC1OUT1/C2IN0+ — Digital I/O / analog input / DAC1 output / comparator |
| Pin 4 | RA3/AN3/C1IN1+/VREF+ — Digital I/O / analog input / comparator / ADC VREF+ |
| Pin 5 | RA4/AN4/C1OUT/T0CKI — Digital I/O / analog input / comparator output / Timer0 clock |
| Pin 6 | RA5/AN5/CCP2/VCAP — Digital I/O / analog input / CCP2 / voltage regulator cap |
| Pin 7 | RA6/AN6/OSC2/CLKR — Digital I/O / analog input / crystal out / clock out |
| Pin 8 | RA7/AN7/OSC1/CLKIN — Digital I/O / analog input / crystal in / external clock |
| Pin 9 | VSS — Ground |
| Pin 10 | RB0/AN8/C2IN3-/SRI/INT — Digital I/O / analog input / comparator / SR latch / external interrupt |
| Pin 11 | RB1/AN9/C2IN2-/C1IN3- — Digital I/O / analog input / comparator |
| Pin 12 | RB2/AN10/C2IN3+/C1IN2- — Digital I/O / analog input / comparator |
| Pin 13 | RB3/AN11/C2IN1+/PWM4L — Digital I/O / analog input / comparator / PWM4 low |
| Pin 14 | RB4/AN12/C2IN0+/PWM4H — Digital I/O / analog input / comparator / PWM4 high |
| Pin 15 | RB5/AN13/PWM3L/T1CCA — Digital I/O / analog input / PWM3 low / Timer1 capture |
| Pin 16 | RB6/AN14/PWM3H/ICDCLK — Digital I/O / analog input / PWM3 high / ICSP clock |
| Pin 17 | RB7/AN15/PWM2H/ICDDAT — Digital I/O / analog input / PWM2 high / ICSP data |
| Pin 18 | VDD — Positive supply (2.3V to 5.5V) |
| Pin 19 | VSS — Ground |
| Pin 20 | RC0/PWM1H/SCL1/SCK1 — Digital I/O / PWM1 high / I2C1 SCL / SPI1 SCK |
| Pin 21 | RC1/PWM1L/SDA1/SDI1 — Digital I/O / PWM1 low / I2C1 SDA / SPI1 SDI |
| Pin 22 | RC2/CCP1/PWM2L/SDO1 — Digital I/O / CCP1 / PWM2 low / SPI1 SDO |
| Pin 23 | RC3/CCP2/PWM1H/SS1 — Digital I/O / CCP2 / PWM1 high / SPI1 SS |
| Pin 24 | RC4/CCP3/PWM3L/TX1 — Digital I/O / CCP3 / PWM3 low / UART1 TX |
| Pin 25 | RC5/CCP4/PWM3H/RX1 — Digital I/O / CCP4 / PWM3 high / UART1 RX |
| Pin 26 | RC6/CCP5/PWM4H/CK1 — Digital I/O / CCP5 / PWM4 high / UART1 clock |
| Pin 27 | RC7/CCP6/PWM4L/DT1 — Digital I/O / CCP6 / PWM4 low / UART1 data |
| Pin 28 | RE3/MCLR/VPP — Digital input / Master Clear reset / ICSP VPP |
Typical Applications
PIC16F1783-E/SO is suitable for 6 applications: Battery-Powered Sensor Node, Small Appliance Motor Control, Capacitive Touch User Interface, LED Lighting and Dimming, Industrial Control Panel, Portable Medical / Wellness Device.
Battery-Powered Sensor Node
PIC16F1783-E/SO's 50nA XLP sleep current and 12-bit ADC are an ideal fit for coin-cell sensor nodes transmitting temperature, humidity, or motion data over sub-GHz or BLE. The MCU wakes from sleep via the Watchdog Timer or external interrupt, samples the ADC, runs on-chip DSP (digital signal processing) averaging, then returns to sleep, extending battery life beyond five years on a CR2032. PPS crossbars let the same design reuse pins for SPI, I2C, or UART, simplifying SKU variants across sensor product families.
Recommended
Small Appliance Motor Control
PIC16F1783-E/SO drives BLDC, PMSM, and stepper motors in white-goods appliances such as fans, pumps, and small compressors. The four 16-bit PWMs offer center-aligned outputs with hardware dead-band generators suitable for 3-phase FOC (field-oriented control) commutation tables at switching frequencies up to 100kHz. The 8-bit DAC generates reference voltages for analog gate drivers, while the two on-chip comparators handle back-EMF zero-cross detection without external analog ICs.
Recommended
Capacitive Touch User Interface
PIC16F1783-E/SO's mTouch peripheral supports up to 16 capacitive-touch channels in the 28-SOIC package, eliminating the cost of an external touch controller. Buttons, sliders, and proximity wake-up all run through the on-chip CIPs (Core Independent Peripherals) without CPU involvement, leaving the 32MHz core free for protocol stacks like I2C, SPI, or UART. The XLP sleep mode holds touch-scan wake at sub-microamp current for battery-powered remote controls.
Recommended
LED Lighting and Dimming
PIC16F1783-E/SO controls dimmable LED drivers in architectural, automotive interior, and horticultural lighting. Its 16-bit PWM resolution delivers 65,536 dimming steps for flicker-free color mixing when paired with constant-current LED drivers, while the 12-bit ADC monitors photodiode feedback for closed-loop lumen maintenance. The PPS crossbar lets designers route any PWM channel to any GPIO, simplifying PCB layout across different lighting SKUs.
Recommended
Industrial Control Panel
PIC16F1783-E/SO's -40C to +125C operating range and 5.5V tolerance qualify it for industrial HMI (human-machine interface) and PLC (programmable logic controller) I/O modules. The 12-bit ADC with computation performs oversampling and hardware averaging without CPU load, while the on-chip comparators implement fast overcurrent protection. CIP-driven response times are deterministic, essential for safety-related control loops in factory automation.
Recommended
Portable Medical / Wellness Device
PIC16F1783-E/SO is well-suited for portable pulse oximetry, glucometer, and thermometer designs that demand low power, accurate analog, and small footprint. The 12-bit differential ADC with hardware averaging resolves microvolt-scale photodiode signals directly, while the 8-bit DAC drives constant-current bias for SpO2 (peripheral oxygen saturation) measurement. XLP sleep below 1µA keeps disposable devices shelf-stable for multi-year deployments.
Recommended
Recommended Products Summary
Engineering reference data for PIC16F1783-E/SO — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC16F1782-I/SO | PIC16F1783-I/SO | PIC16F1782-E/SO | PIC16F1773-E/SO | PIC16F1769-I/SO |
|---|---|---|---|---|---|---|
| Package | 28-SOIC | 28-SOIC - same | 28-SOIC - same | 28-SOIC - same | 28-SOIC - same | 28-SOIC - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Flash | 7 KB | 3.5 KB | 7 KB | 3.5 KB | 7 KB | 14 KB |
| RAM | 512 B | 256 B | 512 B | 256 B | 512 B | 1024 B |
| Maximum CPU Speed | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz |
| ADC Resolution | 12-bit | 12-bit | 12-bit | 12-bit | 10-bit | 10-bit |
| DAC | 8-bit x 1 | 8-bit x 1 | 8-bit x 1 | 8-bit x 1 | 5-bit | 5-bit |
| PWM Channels | 4 x 16-bit | 4 x 16-bit | 4 x 16-bit | 4 x 16-bit | 3 x 16-bit | 4 x 10-bit |
| Operating Temperature | -40C to +125C (E) | -40C to +85C (I) | -40C to +85C (I) | -40C to +125C (E) | -40C to +125C (E) | -40C to +85C (I) |
Key Differentiators
- 50nA XLP sleep with 32MHz peak performance (vs PIC16F1782-I/SO)
- 12-bit ADC with computation block (vs PIC16F1769-I/SO)
- Same 28-SOIC footprint across E/I temperature grades (vs PIC16F1783-I/SO)
- mTouch capacitive sensing on-chip (vs PIC16F1773-E/SO)
Design Notes
Decouple VDD with a 100nF X7R ceramic capacitor placed within 5mm of the VDD/VSS pins and add a 10µF bulk tantalum or aluminum-polymer capacitor at the IC supply node. The PIC16F1783's XLP sleep current is specified with VDD well-decoupled; poor decoupling can increase measured sleep current by an order of magnitude. For battery applications, place the IC closer to the supply than to noisy switching nodes.
Estimated: at 32MHz CPU, 5V VDD, and all peripherals active, the PIC16F1783-E/SO consumes approximately 8mA, dissipating about 40mW. The 28-SOIC package theta_JA is around 85 C/W, so junction rises roughly 3.4C above ambient in still air - well within the +125C limit. No external heatsink is required in normal operation.
Route the ICSP signals (RB6/ICSPCLK, RB7/ICSPDAT, MCLR/VPP) with 100-ohm source termination and keep them short, ideally under 50mm, to avoid reflections that disrupt in-circuit programming. Place the ICSP connector at the PCB perimeter. Reserve a footprint for the ICSP header even on production boards to enable field firmware updates via PICkit 4 or MPLAB Snap.
Do not leave unused I/O pins floating. Configure them as outputs driving low to minimize sleep-mode leakage. Avoid using the MCLR pin as a regular input without a pull-up; an unconnected MCLR can intermittently reset the part due to noise. When using PPS, remember the peripheral must be deconfigured before reassigning the pin, or the lock will block reprogramming.
When routing the 12-bit ADC inputs, isolate analog traces from digital switching nodes with a ground guard trace and place a small RC filter (10-ohm + 1nF) at the ADC pin for noise suppression on high-impedance sensor signals. Use the dedicated AVSS/AVDD pair if the layout requires separate analog supply - on the 28-SOIC variant AVDD shares the VDD pin.
Compliance Information
RoHS compliant per Microchip product page. Not AEC-Q100 qualified - consider PIC16F1783 automotive variants for vehicle applications. XLP variants are not for automotive safety use.
