PIC16F19186-I/PT - 28KB Flash LCD XLP MCU | Microchip
Teilenummer: PIC16F19186-I/PT ✓ Aktiv| Menge | Stückpreis | Gesamt |
|---|---|---|
| 1 | $2.95 | $2,95 |
| 10 | $2.62 | $26,20 |
| 100 | $2.31 | $231,00 |
| 500 | $2.05 | $1.025,00 |
| 1.000 | $1.82 | $1.820,00 |
PIC16F19186-I/PT Übersicht
An 8-bit microcontroller (MCU) is a small computer-on-a-chip built around an 8-bit data path, optimized for embedded control tasks such as sensor reading, user I/O, and low-power standby operation. The PIC16F19186 belongs to the PIC16 family of mid-range 8-bit MCUs, which sits within Microchip's broader 8-bit MCU portfolio alongside the PIC10, PIC12, PIC14, PIC18, and dsPIC lines. Inside a system hierarchy, MCUs are a subclass of microcontrollers, which themselves fall under embedded processors and, ultimately, semiconductors.
Key features include 43 user I/O lines, 32 KB of Flash presented as 16K x 14 words, an integrated charge pump that maintains LCD contrast even at low Vdd, and dedicated low-power peripherals such as the SMT (Signal Measurement Timer) and ZCD (Zero-Cross Detect) for zero-cross switching in AC controls. The PPS (Peripheral Pin Select) system lets designers remap digital peripheral I/O onto most pins, simplifying PCB routing across derivatives. The XLP platform specifies deep-sleep currents in the nanoampere range, enabling coin-cell or multi-year battery deployments.
The architecture is built on a Harvard 14-bit instruction word design with 16-level hardware stack and vectored interrupts. Core Independent Peripherals (CIPs) - such as the CWG (Complementary Waveform Generator), SMT and ZCD - execute without CPU intervention, allowing the core to remain in sleep and conserving energy. The 12-bit ADC2 with charge-pump reference provides up to 30 channels of acquisition, and the integrated 5-bit DAC supports analog set-point generation.
Typical applications include battery-powered thermostats, e-metering displays, electronic shelf labels, medical infusion pumps with LCD readouts, industrial HMI panels, and home-automation control keypads. The 48-pin TQFP (-I/PT) package provides enough I/O and segment drive capacity for mid-density character or graphic LCD panels. A selection of compatible derivatives in 28/40/44/48-pin variants (PIC16F19155/56/75/76/85/86 family) covers smaller or larger LCD needs while sharing the same instruction set and peripheral IP.
When laying out the PCB, allocate the exposed-pad (EP) thermal pad on the TQFP to a contiguous ground copper pour, place the 0.1 uF Vdd decoupling capacitor within 3 mm of each power pin, and route the segment/commons traces away from switching nodes. The internal charge pump uses an external flyback capacitor; refer to the device-specific LCD drive configuration table before adjusting bias and divider modes.
This page synthesizes verified distributor pricing, drop-in compatible alternatives in the same TQFP-48 footprint, application context, and design guidance not consolidated in a single manufacturer document, giving engineers a fast decision-ready view of the PIC16F19186-I/PT.
Drop-in-Alternativen für PIC16F19186-I/PT – gleiches Gehäuse, Pin-kompatibel. Bauteile mit anderem Gehäuse, die eine PCB-Überarbeitung erfordern, sind ausgeschlossen.
Varianten dieser Serie
Modelle derselben Serie, die drop-in-kompatibel sind mit PIC16F19186-I/PT (gleiche Bauform und Footprint) – abweichend in Package, ADC, Timers, LCD Driver, Core.
Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:
PIC16F19185-I/PT
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
PIC16F19176-I/PT
✅ Drop-In✓ Auf Lager
$1.85 / Stück
Datenblatt ansehen →PIC16F19175-I/PT
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
PIC16F19196-I/PT
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
PIC16F19186-E/PT
✅ Drop-In✓ Auf Lager
$2.1 / Stück
Datenblatt ansehen →PIC16F19186-I/PT Grenzwerte & elektrische Eigenschaften
| Core | PIC16 8-bit enhanced mid-range |
| Program Memory (Flash) | 28 KB (16K x 14 words) |
| Data RAM | 2 KB |
| EEPROM | 256 B |
| Maximum CPU Speed | 32 MHz |
| Operating Voltage | 2.3 V to 5.5 V |
| I/O Pins | 43 |
| Gehäuse | 48-pin TQFP (PT) 7x7 mm |
| ADC | 12-bit ADC2, up to 30 channels |
| DAC | 5-bit DAC |
| LCD Driver | Yes, with integrated charge pump |
| Comparators | Low-power comparators |
| PWM / CCP / CWG | Yes (PWM, CCP, Complementary Waveform Generator) |
| Timers | SMT (Signal Measurement Timer), RTCC, ZCD |
| Peripheral Pin Select (PPS) | Yes |
| XLP eXtreme Low-Power | Yes (nA-range sleep) |
| Betriebstemperatur | -40 C to +85 C (Industrial) |
| RoHS-Status | Compliant |
PIC16F19186-I/PT Pin-Konfiguration
| Pin 1 | RA0 — Port A bit 0 / analog / segment |
| Pin 2 | RA1 — Port A bit 1 / analog / segment |
| Pin 3 | RA2 — Port A bit 2 / analog / segment |
| Pin 4 | RA3 — Port A bit 3 / analog / segment / MCLR (alternate) |
| Pin 5 | RA4 — Port A bit 4 / analog / segment |
| Pin 6 | RA5 — Port A bit 5 / analog / segment |
| Pin 7 | RA6 — Port A bit 6 / analog / segment |
| Pin 8 | RA7 — Port A bit 7 / analog / segment |
| Pin 9 | VSS — Ground |
| Pin 10 | RB0 — Port B bit 0 / analog / segment / ZCD |
| Pin 11 | RB1 — Port B bit 1 / analog / segment |
| Pin 12 | RB2 — Port B bit 2 / analog / segment |
| Pin 13 | RB3 — Port B bit 3 / analog / segment |
| Pin 14 | RB4 — Port B bit 4 / analog / segment |
| Pin 15 | RB5 — Port B bit 5 / analog / segment |
| Pin 16 | RB6 — Port B bit 6 / ICSPCLK |
| Pin 17 | RB7 — Port B bit 7 / ICSPDAT |
| Pin 18 | VDD — Positive supply |
| Pin 19 | RC0 — Port C bit 0 / analog / segment |
| Pin 20 | RC1 — Port C bit 1 / analog / segment |
| Pin 21 | RC2 — Port C bit 2 / analog / segment |
| Pin 22 | RC3 — Port C bit 3 / analog / segment / SCL (PPS) |
| Pin 23 | RC4 — Port C bit 4 / analog / segment / SDA (PPS) |
| Pin 24 | RC5 — Port C bit 5 / analog / segment |
| Pin 25 | RC6 — Port C bit 6 / analog / segment / TX (PPS) |
| Pin 26 | RC7 — Port C bit 7 / analog / segment / RX (PPS) |
| Pin 27 | RD0 — Port D bit 0 / analog / segment |
| Pin 28 | RD1 — Port D bit 1 / analog / segment |
| Pin 29 | RD2 — Port D bit 2 / analog / segment |
| Pin 30 | RD3 — Port D bit 3 / analog / segment |
| Pin 31 | RD4 — Port D bit 4 / analog / segment |
| Pin 32 | RD5 — Port D bit 5 / analog / segment |
| Pin 33 | RD6 — Port D bit 6 / analog / segment |
| Pin 34 | RD7 — Port D bit 7 / analog / segment |
| Pin 35 | VSS — Ground |
| Pin 36 | RE0 — Port E bit 0 / analog / segment |
| Pin 37 | RE1 — Port E bit 1 / analog / segment |
| Pin 38 | RE2 — Port E bit 2 / analog / segment |
| Pin 39 | RE3 — Port E bit 3 / analog / segment |
| Pin 40 | VDD — Positive supply |
| Pin 41 | RF0 — Port F bit 0 / analog / segment |
| Pin 42 | RF1 — Port F bit 1 / analog / segment |
| Pin 43 | RF2 — Port F bit 2 / analog / segment |
| Pin 44 | RF3 — Port F bit 3 / analog / segment |
| Pin 45 | RF4 — Port F bit 4 / analog / segment |
| Pin 46 | RF5 — Port F bit 5 / analog / segment |
| Pin 47 | RF6 — Port F bit 6 / analog / segment |
| Pin 48 | RF7 — Port F bit 7 / analog / segment |
Typische Anwendungen
PIC16F19186-I/PT ist geeignet für 6 Anwendungs: Battery-Powered Thermostat with LCD, Electronic Shelf Label (ESL) Controller, Medical Infusion Pump with LCD Readout, Industrial HMI Panel with Character LCD, Smart Home Sensor Keypad, Battery-Operated E-Meter / Sub-Meter.
Battery-Powered Thermostat with LCD
The PIC16F19186-I/PT's 28 KB Flash, integrated LCD driver with charge pump, and nA-range XLP sleep current make it well-suited for wall-mount or HVAC thermostats powered by two AA cells. With 43 I/O pins and PPS pin mapping, the MCU can drive a 4x40 character LCD, scan multiple temperature sensors through the 12-bit ADC2, and run a user interface keypad while the core spends most of its life in deep sleep. The charge pump preserves contrast at low battery voltages, and the RTCC wakes the device every second to refresh the LCD and read the thermistor.
Empfohlen
Electronic Shelf Label (ESL) Controller
Electronic shelf labels need to wake intermittently, drive a segmented LCD or e-paper display, and transmit to a base station on RF, all from a coin cell. The PIC16F19186-I/PT's XLP deep-sleep in the nanoampere range, charge-pump LCD driver, and Core Independent Peripherals (SMT, ZCD, CWG) allow the core to remain asleep while the SMT captures packet timing and the CWG generates PWM for the RF front-end. The 28 KB Flash accommodates lightweight MAC-layer stack plus display libraries, and the 256-byte EEPROM stores calibration and address data.
Empfohlen
Medical Infusion Pump with LCD Readout
In medical infusion pumps and home-health devices, the PIC16F19186-I/PT drives the segmented LCD that displays dosage, rate and alarms while monitoring motor drive signals. The ZCD (Zero-Cross Detect) peripheral enables zero-cross switching of the AC mains signal in mains-powered infusion pumps, reducing EMI by switching only at the line zero. The integrated low-power comparator plus RTCC and CWG generate motor control waveforms while the CPU remains asleep, lowering average power and extending battery runtime during patient transport.
Empfohlen
Industrial HMI Panel with Character LCD
Industrial HMI panels require reliable 5V-tolerant operation, plenty of I/O for keypad and LEDs, and an LCD for status text - exactly the territory of the PIC16F19186-I/PT. Its 43 I/O pins and PPS allow designers to route up to four PWM channels for backlight dimming, four CCP/CWG blocks for actuator feedback, and 12-bit ADC2 channels for analog sensor inputs. The industrial -40 C to +85 C temperature rating ensures the panel operates in factory environments without thermal derating.
Empfohlen
Smart Home Sensor Keypad
Smart-home keypad controllers sit on a wall and must wake only when a button is pressed. The PIC16F19186-I/PT's XLP deep-sleep current, SMT (Signal Measurement Timer) for touch-button decoding, and segmented LCD driver make it an ideal host. The 28 KB Flash supports Zigbee or Thread-style control stacks over a UART, while the on-chip 5-bit DAC generates analog reference voltages for sensor biasing. The PPS remap function lets the engineer move UART and PWM lines to any I/O, simplifying the PCB when the keypad has non-standard pin assignments.
Empfohlen
Battery-Operated E-Meter / Sub-Meter
Sub-metering and energy-monitoring modules must measure current, store cumulative data, and display the result on an LCD without external power. The PIC16F19186-I/PT provides the LCD charge pump that keeps the display readable when the battery voltage drops below 2.7V, while the 12-bit ADC2 captures current-sense amplifier output. The CWG (Complementary Waveform Generator) drives a FET or MOSFET-based switching regulator on the same chip, and 256-byte EEPROM logs energy totals even across power-loss events.
Empfohlen
Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für PIC16F19186-I/PT – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | PIC16F19185-I/PT | PIC16F19176-I/PT | PIC16F19175-I/PT | PIC16F19196-I/PT | PIC16F19186-E/PT |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 48-pin TQFP (7x7 mm) | 48-pin TQFP (7x7 mm) - same | 48-pin TQFP (7x7 mm) - same | 48-pin TQFP (7x7 mm) - same | 48-pin TQFP (7x7 mm) - same | 48-pin TQFP (7x7 mm) - same |
| Flash Memory | 28 KB | 16 KB | 16 KB | 8 KB | 28 KB (extended RAM) | 28 KB |
| RAM | 2 KB | 1 KB | 1 KB | 1 KB | 2 KB | 2 KB |
| Operating Voltage | 2.3 V to 5.5 V | 2.3 V to 5.5 V | 2.3 V to 5.5 V | 2.3 V to 5.5 V | 2.3 V to 5.5 V | 2.3 V to 5.5 V |
| CPU Speed | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz |
| LCD Driver / Charge Pump | Yes with charge pump | Yes with charge pump | Yes with charge pump | Yes with charge pump | Yes with charge pump | Yes with charge pump |
| Temperature Range | -40 C to +85 C (Industrial) | -40 C to +85 C (Industrial) | -40 C to +85 C (Industrial) | -40 C to +85 C (Industrial) | -40 C to +85 C (Industrial) | -40 C to +125 C (Extended) |
Wichtigste Unterscheidungsmerkmale
- Largest Flash configuration in the PIC16F191x6 family (vs. PIC16F19185-I/PT)
- Industrial temperature grade optimized for indoor equipment (vs. PIC16F19186-E/PT)
- PPS (Peripheral Pin Select) for flexible PCB routing (vs. PIC16F1704-I/ST)
Designhinweise
Place a 100 nF ceramic decoupling capacitor within 3 mm of each Vdd pin and a single 10 uF bulk capacitor nearby; the charge-pump capacitors required for the LCD driver must be placed close to the VLCD-related pins to minimize ripple. Enabling the XLP deep-sleep mode with RTCC tick at 1 Hz typically achieves nanoampere idle current for coin-cell applications.
Route the LCD segment and common traces with adequate guard spacing to minimize coupling from switching digital lines; placing the LCD-side and digital-side buses on opposite PCB layers helps. The PPS feature lets you reassign digital peripheral I/O to avoid noisy pins, so always pick analog-friendly pins for ADC2 channels and route the FVR/bandgap reference traces with short, guarded paths.
Do not enable MCLR as a digital input on RA3 unless you have an external pull-up - leaving MCLR disabled in the configuration words leaves the pin floating in some modes and prevents startup. When using the charge pump, confirm the external flyback capacitor is connected and sized per the data sheet; an undersized capacitor degrades LCD contrast. For battery applications, leave low-power peripherals in their lowest-power state when not in use; a stray comparator left enabled can double deep-sleep current.
The ZCD peripheral is excellent for zero-cross switching on AC mains; however, route the ZCD input trace away from switching nodes and place a small RC filter at the input to attenuate high-frequency noise. Likewise, the SMT capture width should be configured for the smallest expected signal edge to avoid overflow in long time captures.
Compliance-Informationen
RoHS and REACH compliance inferred from Microchip product page; AEC-Q100 not qualified in this -I/PT industrial variant - choose -VAO grade for AEC-Q100.
