PIC16LF1829-I/SO - 8-bit MCU 14KB Flash 32MHz XLP SOIC-20
Teilenummer: PIC16LF1829-I/SO ✓ Aktiv| Menge | Stückpreis | Gesamt |
|---|---|---|
| 1 | $1.93 | $1,93 |
| 10 | $1.74 | $17,40 |
| 100 | $1.49 | $149,00 |
| 500 | $1.32 | $660,00 |
| 1.000 | $1.18 | $1.180,00 |
PIC16LF1829-I/SO Übersicht
An 8-bit microcontroller (MCU) is a single-chip computer that combines a CPU core, non-volatile program memory (Flash), volatile data memory (RAM) and configurable peripherals such as timers, ADCs and communication interfaces. PIC microcontrollers use a RISC Harvard architecture with a separate program and data bus, optimized for deterministic real-time control. They occupy the position of microcontrollers -> embedded controllers -> microprocessors in the broader system hierarchy, and the 'LF' prefix denotes a low-voltage variant optimized for battery-powered designs, while 'XLP' (eXtreme Low Power) refers to Microchip's nanoWatt technology family delivering deep-sleep currents down to the tens of nA range.
Key features of the PIC16LF1829 include 14 KB Flash (8K x 14 instruction words), 1 KB RAM, mTouch capacitive touch sensing, an enhanced 16-bit PWM with complementary outputs for power-conversion control, peripheral pin select (PPS) for flexible routing, and two ICSP programming pins plus an integrated debug interface that eliminates the need for an external debug header. The 10-bit ADC supports hardware averaging and threshold-triggered wake-up, while the ECCP module can drive half-bridges or full H-bridges directly.
Architecturally, the PIC16LF1829 uses Microchip's enhanced mid-range 8-bit core with a 14-bit instruction word and an 8x8 hardware multiplier. Its deep-sleep mode with RTCC keeps the device below 50 nA typical while still allowing periodic wake-up, and PPS allows digital peripherals to be mapped to almost any I/O pin, simplifying PCB layout.
Typical applications include battery-powered sensor nodes, capacitive touch user interfaces, low-energy IoT edge devices, IR/consumer remote controls and small kitchen appliances. The rich peripheral set and low-power operation make it well-suited for always-on designs running from coin cells or harvested energy.
When designing with this part, place a 0.1 uF decoupling capacitor as close as possible to VDD and use PPS to map peripheral functions to convenient pins. For ultra-low standby power, disable unused peripherals and use the deep-sleep mode with RTCC for scheduled wake-up.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.
Drop-in-Alternativen für PIC16LF1829-I/SO – 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 PIC16LF1829-I/SO (gleiche Bauform und Footprint) – abweichend in Package, Timers, ADC, Operating Temperature, Core Architecture.
Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:
PIC16F1829-I/SO
✅ Drop-In✓ Auf Lager
$1.2 / Stück
Datenblatt ansehen →PIC16F1829T-I/SO
✅ Drop-In✓ Auf Lager
$1.05 / Stück
Datenblatt ansehen →PIC16F1829-I/SS
✅ Drop-In ⚠️ Spezifikationen ungeprüft✓ Auf Lager
$1.28 / Stück
Datenblatt ansehen →PIC16F1829-E/SS
✅ Drop-In ⚠️ Spezifikationen ungeprüft✓ Auf Lager
$0.54 / Stück
Datenblatt ansehen →PIC16F1829-I/P
✅ Drop-In ⚠️ Spezifikationen ungeprüft✓ Auf Lager
$1.25 / Stück
Datenblatt ansehen →PIC16F1829-I/ML
✅ Drop-In ⚠️ Spezifikationen ungeprüft✓ Auf Lager
$1.18 / Stück
Datenblatt ansehen →PIC16LF1829-I/SO Grenzwerte & elektrische Eigenschaften
| Core Architecture | PIC 8-bit enhanced mid-range |
| Program Memory (Flash) | 14 KB (8K x 14 words) |
| Data RAM | 1 KB |
| EEPROM | 256 bytes |
| Maximum CPU Frequency | 32 MHz |
| Operating Voltage Range | 1.8 V to 3.6 V |
| I/O Pins | 12 enhanced |
| Gehäuse | 20-pin SOIC (SO), wide-body |
| ADC | 10-bit, 12 channels |
| DAC | 5-bit |
| Comparators | 2 |
| Timers | 4 (8/16-bit) |
| PWM | Enhanced 16-bit ECCP, complementary outputs |
| Communication Interfaces | EUSART, I2C, SPI |
| Capacitive Touch | mTouch peripheral, 12 channels |
| Temperature Range (Industrial) | -40 C to +85 C |
| XLP Sleep Current | < 50 nA typical with RTCC |
| RoHS-Status | Compliant |
PIC16LF1829-I/SO Pin-Konfiguration
| Pin 1 | RA3/AN3/VREF+ — Bidirectional I/O / analog input 3 / voltage reference + |
| Pin 2 | RA4/AN4/T0CKI — Bidirectional I/O / analog input 4 / T0CKI clock input |
| Pin 3 | RA5/MCLR/VPP — Bidirectional I/O / Master Clear reset / programming voltage |
| Pin 4 | RA0/AN0/ICSPDAT — Bidirectional I/O / analog 0 / ICSP data |
| Pin 5 | RA1/AN1/ICSPCLK — Bidirectional I/O / analog 1 / ICSP clock |
| Pin 6 | RA2/AN2 — Bidirectional I/O / analog 2 / output of on-chip op-amp |
| Pin 7 | VDD — Positive power supply |
| Pin 8 | VSS — Ground reference |
| Pin 9 | RA7/OSC1/CLKIN — Bidirectional I/O / crystal osc input / external clock in |
| Pin 10 | RA6/OSC2/CLKOUT — Bidirectional I/O / crystal osc output / clock out |
| Pin 11 | RC0/SOSCO/CCP2 — Bidirectional I/O / secondary oscillator out / capture/compare 2 |
| Pin 12 | RC1/SOSCI/CCP1 — Bidirectional I/O / secondary oscillator in / capture/compare 1 |
| Pin 13 | RC2/AN6/P1D — Bidirectional I/O / analog 6 / PWM 1 D |
| Pin 14 | RC3/AN7/P1C — Bidirectional I/O / analog 7 / PWM 1 C |
| Pin 15 | RC4/P1B — Bidirectional I/O / PWM 1 B |
| Pin 16 | RC5/P1A/CCP1 — Bidirectional I/O / PWM 1 A / capture/compare 1 alt |
| Pin 17 | RC6/AN8 — Bidirectional I/O / analog 8 |
| Pin 18 | RC7/AN9 — Bidirectional I/O / analog 9 |
| Pin 19 | RB4/AN10 — Bidirectional I/O / analog 10 |
| Pin 20 | RB5/AN11 — Bidirectional I/O / analog 11 |
Typische Anwendungen
PIC16LF1829-I/SO ist geeignet für 6 Anwendungs: Battery-Powered IoT Sensor Node, Capacitive Touch User Interface, Consumer Remote Control, Small Kitchen / Home Appliance Controller, LED Lighting and DMX Receiver, Capacitive Sensor Wake-Up Edge Device.
Battery-Powered IoT Sensor Node
The PIC16LF1829-I/SO fits IoT sensor nodes because its 1.8 V to 3.6 V supply matches single-cell Li-Ion or two-cell AA operation directly, while nanoWatt XLP deep sleep keeps standby current below 50 nA per the Microchip datasheet. Its 10-bit ADC with 12 input channels can simultaneously read temperature, battery voltage and an analog sensor, and the 32 MHz CPU handles intermittent radio UART duties without assistance. Using PPS, designers can reassign serial interfaces away from conflicting analog pins, which keeps the SOIC-20 PCB layout simple and low-cost.
Empfohlen
Capacitive Touch User Interface
For capacitive touch keypads, sliders and proximity sensors, the PIC16LF1829-I/SO integrates Microchip's mTouch hardware with up to 12 touch channels, eliminating the need for a dedicated touch IC and cutting BOM cost. The combination of < 50 nA sleep current and fast 10 us wake-up from RTCC makes it feasible to poll touch regularly without draining a coin cell, while PPS allows touch channels to be mapped onto any available I/O. Typical response times under 20 ms are achievable with manual-frequency scanning at low CPU overhead, per Microchip AN1255.
Empfohlen
Consumer Remote Control
The PIC16LF1829-I/SO drives IR remote controls well because its 1.8 V-3.6 V range supports a single CR2032 or two AAA cells directly, and the enhanced 16-bit PWM module can synthesize 38 kHz carrier for NEC/RC-5 protocols without external logic. Its 12 enhanced I/O pins cover button matrix scanning, IR LED driver and on/off signaling, while 14 KB Flash holds both the application logic and protocol lookup tables. Deep sleep draws < 50 nA between button events, so a CR2032 easily delivers 100k+ keypresses.
Empfohlen
Small Kitchen / Home Appliance Controller
In blenders, fans and coffee makers the PIC16LF1829-I/SO handles motor PWM, sensor scanning and user-button UI in one chip. ECCP supports 16-bit PWM with complementary outputs, ideal for half-bridge or motor-driver feed-forward control at 32 MHz instruction rate, while built-in comparators react to overcurrent without software delay. The 20-pin SOIC package keeps assembly cost low for sub-$30 consumer appliances, and nW XLP sleep preserves battery backup during storage.
Empfohlen
LED Lighting and DMX Receiver
The PIC16LF1829-I/SO drives addressable LED strips and DMX receivers with its 32 MHz CPU, 16-bit PWM and three independent timer modules. Eight hardware PWM channels can fade RGBW strips directly without processor overhead, while EUSART reception handles DMX-512 at 250 kbaud reliably with idle-line detection at 1 ms break. The 1.8 V-3.6 V range simplifies PoE-class DC-to-DC designs, and PPS allows the DMX RX pin to be reassigned for board layout flexibility.
Empfohlen
Capacitive Sensor Wake-Up Edge Device
For always-on capacitive proximity wake-up designs such as faucets or soap dispensers, the PIC16LF1829-I/SO uses mTouch hardware plus RTCC to average 1 second and < 50 nA quiescent current until a touch triggers a 10 us wake-up and full-speed scan. The on-chip temperature sensor and 5-bit DAC support sensor fusion without extra ICs, while flash endurance 100k cycles per Microchip permits logged event storage. This yields design lifetimes over 5 years on a single CR2032.
Empfohlen
Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für PIC16LF1829-I/SO – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | PIC16F1829-I/SO | PIC16F1829T-I/SO | PIC16F1829-I/SS | PIC16F1829-E/SS | PIC16F1829-I/P | PIC16F1829-I/ML |
|---|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 20-pin SOIC (SO) | 20-pin SOIC (SO) - same | 20-pin SOIC (SO) - same | 20-pin SSOP (SS) - pin compat., smaller | 20-pin SSOP (SS) - pin compat., smaller | 20-pin PDIP (P) - same, thru-hole | 20-pin QFN (ML) - pin compat., 6x6 mm |
| Operating Voltage | 1.8 V to 3.6 V | 2.0 V to 5.5 V | 2.0 V to 5.5 V | 2.0 V to 5.5 V | 2.0 V to 5.5 V | 2.0 V to 5.5 V | 2.0 V to 5.5 V |
| Flash | 14 KB | 14 KB - same | 14 KB - same | 14 KB - same | 14 KB - same | 14 KB - same | 14 KB - same |
| RAM | 1 KB | 1 KB - same | 1 KB - same | 1 KB - same | 1 KB - same | 1 KB - same | 1 KB - same |
| Maximum Frequency | 32 MHz | 32 MHz - same | 32 MHz - same | 32 MHz - same | 32 MHz - same | 32 MHz - same | 32 MHz - same |
| Memory Variant | LF (low-voltage XLP) | F | F (tape & reel) | F | F (extended temp) | F | F |
| Industrial Temperature Range | -40 C to +85 C | -40 C to +85 C - same | -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 |
| Qty-1 Price (USD, as of 2026-10-09) | 1.93 | 1.83 | 1.83 | 1.81 | 1.96 | 1.92 | 2.18 |
Wichtigste Unterscheidungsmerkmale
- Lowest-voltage XLP support in the family (vs. PIC16F1829-I/SO)
- Largest peripheral set in 20-pin PIC16 XLP (vs. PIC16F1713-I/SO)
- Industrial temperature range identical to extended part (vs. PIC16F1829-E/SS)
Designhinweise
For battery-powered designs, use the PIC16LF1829 LF variant (1.8 V to 3.6 V) instead of the F variant (2.0 V to 5.5 V) to gain 200 mV of headroom and access the full nanoWatt XLP low-voltage operating envelope. Placing a 0.1 uF X7R ceramic capacitor adjacent to pin 7 (VDD) and pin 8 (VSS) reduces switching transients from ECO pulse trains. Brown-out reset at 1.8 V (BOR = 0b01 in BORCON) prevents firmware corruption during slow cell ramp.
Estimated: a 2-layer FR4 board with at least 0.2 in2 of uninterrupted ground plane below the SOIC delivers adequate thermal coupling and EMI shielding at 32 MHz. Route ICSPCLK/ICSPDAT (pins 5/4) directly to a 2x5 0.1 in header with no series resistance to preserve debug reliability with PICkit 3 or MPLAB Snap. Keep MCLR/VPP (pin 3) under 10 mm trace length to ensure a clean VPP ramp on programming without external decoupling.
Do not tie pin 3 (RA5/MCLR/VPP) directly to VDD with a low-value pull-up; the recommended pull-up is 10 kohm to 50 kohm with a 100 nF cap to VDD for clean reset and programming. Avoid configuring all 12 I/O pins as analog at boot, because reading port-latched values before TRIS setup can cause collisions; set ADC off and TRIS to defined levels early in startup. Using the LF oscillator at frequencies > 16 MHz with VDD < 2.0 V is out of spec per datasheet.
Compliance-Informationen
RoHS-compliant per Microchip product page. Standard 'I' grade is -40 C to +85 C industrial; AEC-Q100 grade requires the Q1 suffix (e.g. PIC16F1829-E/SO Q1) which is not on this MPN. Halogen-free per Microchip statement.
