PIC16F1716-I/SP - 32MHz 8-bit MCU, 14KB Flash, 28-SPDIP | Microchip
MPN: PIC16F1716-I/SP ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $1.85 | $1.85 |
| 10 | $1.62 | $16.20 |
| 100 | $1.38 | $138.00 |
| 500 | $1.18 | $590.00 |
| 1,000 | $0.99 | $990.00 |
PIC16F1716-I/SP Overview
An 8-bit PIC microcontroller is a single-chip computer built around an 8-bit data path and Harvard RISC core, optimized for deterministic real-time control in cost-sensitive embedded systems. The PIC16F1716 sits in the broader hierarchy of 8-bit MCU -> microcontroller -> embedded processor -> semiconductor. It belongs to the eXtreme Low Power (XLP) family designed for battery-powered and energy-harvesting applications where quiescent current directly determines field lifetime.
Key specifications include 17 channels of 10-bit ADC, two 8-bit DACs, two operational amplifiers, two comparators, two 10-bit PWM modules, five timers, and an EUSART with auto-baud detection. Core Independent Peripherals (CIPs) such as the Configurable Logic Cell (CLC), Complementary Output Generator (COG), Numerically Controlled Oscillator (NCO), and Zero-Cross Detect enable complex waveform generation without CPU intervention.
The device supports 1.8V to 5.5V operation across the industrial temperature range (-40°C to +85°C for the I-suffix) with a typical active current under 150 µA/MHz and sleep currents down to 20 nA with RTC enabled. The integrated op amps and DACs allow direct sensor signal conditioning on-chip, replacing external analog components and reducing PCB area and BOM cost.
Typical applications include sensor signal conditioning nodes, IoT edge devices, low-cost motor and fan control, LED lighting drivers, smoke and gas detectors, and battery-powered instrumentation. The 28-SPDIP package simplifies breadboard prototyping and hand-soldered through-hole assembly for low-volume and hobbyist designs.
When designing with this MCU, allocate the 14 KB Flash carefully - the standard XC8 compiler with optimization produces roughly 4-5 KB of code for typical embedded applications, leaving headroom for bootloader or field-upgrade partitions. The Peripheral Pin Select (PPS) feature allows remapping of digital peripherals to almost any I/O pin, simplifying PCB routing in space-constrained designs.
This page synthesizes distributor pricing from DigiKey, Mouser, LCSC and Ampheo, parametric equivalents from the PIC16F1716 family, and practical design considerations that the manufacturer datasheet alone does not surface.
Drop-in alternatives for PIC16F1716-I/SP — 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 PIC16F1716-I/SP (same form factor and footprint) — differing in ADC, Package, Timers, Comparators, Core Independent Peripherals.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC16F1713-I/SP
✅ Drop-In✓ In Stock
$1.65 / Unit
View Datasheet →PIC16F1716-I/ML
✅ Drop-In✓ In Stock
$0.98 / Unit
View Datasheet →PIC16F1716-E/SS
✅ Drop-In✓ In Stock
$1.45 / Unit
View Datasheet →PIC16F1718-I/SP
✅ Drop-In ⚠️ 参数待验证✓ In Stock
$1.32 / Unit
View Datasheet →PIC16F1709-I/P
✅ Drop-In ⚠️ 参数待验证📋 Reference alternative (not in catalog)
PIC16F1716-I/SP Maximum Ratings & Electrical Characteristics
| Architecture | 8-bit PIC® enhanced mid-range (RISC, Harvard) |
| Core | PIC16 |
| Program Memory (Flash) | 14 KB (8K x 14 words) |
| Data SRAM | 1024 bytes |
| Data EEPROM | 256 bytes |
| Maximum CPU Speed | 32 MHz (32 MIPS) |
| Instruction Execution Time | 200 ns @ 32 MHz |
| Operating Voltage Range | 1.8 V to 5.5 V |
| ADC | 17 channels, 10-bit |
| DAC | 2 x 8-bit |
| Operational Amplifiers | 2 on-chip |
| Comparators | 2 |
| PWM Channels | 2 (10-bit) |
| Timers | 5 |
| Core Independent Peripherals | CLC, COG, NCO, Zero-Cross Detect |
| Communication | EUSART with auto-baud, I2C, SPI, MSSP |
| I/O Pins | 25 (28-pin package) |
| Package | 28-SPDIP (through-hole, 7.62 mm row spacing) |
| Operating Temperature Range | -40 °C to +85 °C (industrial, I-suffix) |
| XLP Sleep Current | 20 nA typical (RTC enabled) |
| RoHS Status | Compliant |
PIC16F1716-I/SP Pin Configuration
| Pin 1 | MCLR/VPP/RE3 — Master Clear reset (active low) or programming voltage; also functions as digital input RE3 |
| Pin 2 | RA0 — PORTA bit 0; analog/digital I/O |
| Pin 3 | RA1 — PORTA bit 1; analog/digital I/O |
| Pin 4 | RA2 — PORTA bit 2; analog/digital I/O |
| Pin 5 | RA3 — PORTA bit 3; analog/digital I/O |
| Pin 6 | RA4 — PORTA bit 4; analog/digital I/O |
| Pin 7 | RA5 — PORTA bit 5; analog/digital I/O |
| Pin 8 | RA6 — PORTA bit 6; analog/digital I/O |
| Pin 9 | RA7 — PORTA bit 7; analog/digital I/O |
| Pin 10 | VSS — Ground reference |
| Pin 11 | VDD — Positive supply voltage 1.8V to 5.5V |
| Pin 12 | RB0 — PORTB bit 0; analog/digital I/O with interrupt-on-change |
| Pin 13 | RB1 — PORTB bit 1; analog/digital I/O with interrupt-on-change |
| Pin 14 | RB2 — PORTB bit 2; analog/digital I/O with interrupt-on-change |
| Pin 15 | RB3 — PORTB bit 3; analog/digital I/O with interrupt-on-change |
| Pin 16 | RB4 — PORTB bit 4; analog/digital I/O with interrupt-on-change |
| Pin 17 | RB5 — PORTB bit 5; analog/digital I/O with interrupt-on-change |
| Pin 18 | RB6/ICSPCLK — PORTB bit 6; also ICSP clock for in-circuit programming |
| Pin 19 | RB7/ICSPDAT — PORTB bit 7; also ICSP data for in-circuit programming |
| Pin 20 | RC0 — PORTC bit 0; analog/digital I/O |
| Pin 21 | RC1 — PORTC bit 1; analog/digital I/O |
| Pin 22 | RC2 — PORTC bit 2; analog/digital I/O |
| Pin 23 | RC3 — PORTC bit 3; analog/digital I/O |
| Pin 24 | RC4 — PORTC bit 4; analog/digital I/O |
| Pin 25 | RC5 — PORTC bit 5; analog/digital I/O |
| Pin 26 | RC6 — PORTC bit 6; analog/digital I/O |
| Pin 27 | RC7 — PORTC bit 7; analog/digital I/O |
| Pin 28 | VSS — Ground reference (second VSS pin) |
Typical Applications
PIC16F1716-I/SP is suitable for 6 applications: Battery-Powered IoT Sensor Node, Industrial Sensor Signal Conditioning, Low-Voltage BLDC Fan and Pump Motor Control, LED Lighting and Signage Drivers, Smoke, Gas, and Safety Detectors, Hobby and Educational Through-Hole Projects.
Battery-Powered IoT Sensor Node
The PIC16F1716-I/SP's XLP architecture with 20 nA sleep current and 1.8-5.5V operating range makes it ideal for coin-cell or 2xAA battery-powered IoT sensor endpoints. Its 17-channel 10-bit ADC, 2 on-chip op-amps and 2 DACs enable direct interface to thermocouples, RTDs, strain gauges, and 4-20 mA loops without external analog front-end components. Combined with the EUSART and MSSP peripherals supporting I2C/SPI sensor buses, a typical environmental sensor node runs firmware in 4-5 KB of the available 14 KB Flash and stays in sleep mode most of the time, achieving multi-year battery life on a single CR2032 cell.
Recommended
Industrial Sensor Signal Conditioning
The integrated 2 operational amplifiers, 2 comparators, 2 DACs, and 17 ADC channels allow the PIC16F1716-I/SP to replace discrete analog conditioning circuits in industrial transducer interfaces. The on-chip op-amps can be configured as instrumentation front-ends for bridge sensors, while the comparators provide hardware threshold detection for alarms independent of CPU latency. The 32 MIPS core is fast enough to run software filters and linearization routines, while Peripheral Pin Select simplifies PCB routing when bridging to legacy 4-20 mA or 0-10 V analog outputs.
Recommended
Low-Voltage BLDC Fan and Pump Motor Control
The PIC16F1716-I/SP drives small brushless DC motors using its two 10-bit PWM channels, Complementary Output Generator (COG), and Zero-Cross Detect for sensorless back-EMF commutation. The 32 MHz core provides the deterministic timing required for 20 kHz PWM switching with software overhead, while CLC and NCO Core Independent Peripherals offload commutation logic from the CPU. Operating voltage from 1.8V to 5.5V supports both 3.3V low-voltage fans and 5V regulated pump drivers in compact appliances.
Recommended
LED Lighting and Signage Drivers
The PIC16F1716-I/SP suits dimmable LED driver and signage controller applications where its 2 8-bit DACs generate analog reference voltages for constant-current drivers, while CLC and NCO peripherals produce multi-channel PWM dimming without CPU intervention. The 20 nA sleep current extends battery life in solar-powered accent lighting, and the wide 1.8-5.5V range covers single-cell Li-ion, USB, and 5V regulated supplies. With 14 KB Flash, full DMX-512 or DALI Lite receiver stacks fit comfortably with margin for bootloader or OTA updates.
Recommended
Smoke, Gas, and Safety Detectors
The PIC16F1716-I/SP is well-suited for safety-critical sensor products such as smoke and gas detectors where XLP sleep currents below 50 nA enable 10-year sealed lithium battery operation. The on-chip op-amp interfaces directly to photoelectric smoke chambers or electrochemical gas sensors, while the 17 ADC channels monitor battery voltage, chamber background, and alarm thresholds. Hardware comparators provide fail-safe alarm outputs that wake the CPU only when an event is detected, reducing average power consumption and meeting regulatory standby-life requirements.
Recommended
Hobby and Educational Through-Hole Projects
The PIC16F1716-I/SP's 28-SPDIP through-hole package is ideal for breadboard prototyping, hand-soldered kits, and university coursework where ease of insertion and replacement matters more than board density. The PICkit 4 programmer/debugger connects to the ICSP pins (RB6/RB7) and supports MPLAB X IDE with the free XC8 compiler, making the part accessible to students and hobbyists. Industrial-grade -40 °C to +85 °C operation also makes it suitable for outdoor or automotive classroom projects.
Recommended
Recommended Products Summary
Engineering reference data for PIC16F1716-I/SP — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC16F1713-I/SP | PIC16F1716-I/ML | PIC16F1716-E/SS | PIC16F1718-I/SP | PIC16F1709-I/P |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 28-SPDIP (through-hole) | 28-SPDIP - same | 28-QFN (surface-mount) | 28-SSOP (surface-mount) | 28-SPDIP - same | 28-SPDIP - same |
| Flash Memory | 14 KB | 7 KB (-50%) | 14 KB (same) | 14 KB (same) | 28 KB (+100%) | 7 KB (-50%) |
| SRAM | 1024 bytes | 512 bytes (-50%) | 1024 bytes (same) | 1024 bytes (same) | 2048 bytes (+100%) | 512 bytes (-50%) |
| ADC Channels | 17 channels, 10-bit | 12 channels (-5) | 17 channels (same) | 17 channels (same) | 17 channels (same) | 12 channels (-5) |
| Operating Voltage | 1.8 V to 5.5 V | 1.8 V to 5.5 V (same) | 1.8 V to 5.5 V (same) | 1.8 V to 5.5 V (same) | 1.8 V to 5.5 V (same) | 1.8 V to 5.5 V (same) |
| Operating Temperature | -40 °C to +85 °C (industrial) | -40 °C to +85 °C (same) | -40 °C to +85 °C (same) | -40 °C to +125 °C (extended) | -40 °C to +85 °C (same) | -40 °C to +85 °C (same) |
| Core Independent Peripherals | CLC, COG, NCO, ZCD | CLC, COG, NCO, ZCD (same) | CLC, COG, NCO, ZCD (same) | CLC, COG, NCO, ZCD (same) | CLC, COG, NCO, ZCD (same) | CLC, COG (subset) |
Key Differentiators
- Highest memory density in 28-SPDIP PIC16F171X family (vs PIC16F1713-I/SP)
- XLP 20 nA sleep current with full RTC (vs PIC16F1709-I/P)
- On-chip dual op-amp and dual DAC integration (vs PIC16F1718-I/SP)
Design Notes
The PIC16F1716-I/SP's XLP sleep current of 20 nA (RTC enabled) is the headline specification for battery-powered designs, but active-mode current at 32 MHz reaches approximately 6 mA. For duty-cycled sensor applications where the MCU wakes briefly every few seconds, average current is dominated by wake-cycle charge: a typical wake-and-transmit sequence at 32 MHz for 5 ms draws roughly 30 µC, so duty cycle directly sets battery life. Use the LFINTOSC 31 kHz low-power oscillator during sleep and switch to HFINTOSC with PLL on wake for the fastest recovery.
Place a 100 nF decoupling capacitor within 5 mm of the VDD pin (pin 11) and a bulk 1-10 µF capacitor on the same supply rail. The second VSS pin (pin 28) must be connected to ground for return-current paths and to meet the datasheet's EMI/ESD performance. For SPDIP layouts, leave room around the IC for ICSP programming header access to RB6/ICSPCLK and RB7/ICSPDAT. Route the MCLR/VPP pin through a 10 kΩ pull-up to VDD with the ICSP connector's VPP signal overriding via diode isolation.
Do not assume PPS remapping is available on every pin: the PIC16F1716 datasheet specifies which digital peripherals can be routed to which pins, and analog-only pins cannot serve as digital I/O. The on-chip op-amps require explicit configuration of their input multiplexers via the OPAxCON registers before use, and unconfigured op-amp inputs float. When migrating from PIC16F877 or older PIC18 designs, note that the PIC16F1716 enhanced mid-range core has different SFR names and interrupt-priority semantics; existing C18 or PIC16 legacy code requires porting to XC8.
The 10-bit ADC's 17 channels share a single sample-and-hold; when scanning multiple channels at high rates, allow at least 1 µs acquisition time per channel after switching. The on-chip op-amps have limited GBW (~3 MHz) and slew rate (~1.5 V/µs), so they are suited for low-frequency sensor conditioning, not for video or RF. For high-impedance sensor sources (>100 kΩ), enable the ADC's dedicated charge pump to lift sampling aperture, otherwise THD degrades sharply.
Compliance Information
RoHS compliant per Microchip product page. Not AEC-Q100 qualified - use automotive-grade PIC16 variants for vehicle applications. Halogen-free per Microchip environmental certification.
