PIC18F26J13-I/SP - 64KB Flash 8-bit MCU 48MHz | Microchip
N.º da peça: PIC18F26J13-I/SP ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $3.71 | $3,71 |
| 10 | $3.34 | $33,40 |
| 100 | $2.81 | $281,00 |
| 500 | $2.45 | $1.225,00 |
| 1.000 | $2.18 | $2.180,00 |
PIC18F26J13-I/SP Visão geral
An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, Flash program memory, RAM, and peripherals onto one silicon die, designed for deterministic real-time control at modest clock rates. The PIC18F26J13 belongs to the 8-bit PIC microcontroller family, which sits under the broader hierarchy of microcontroller -> embedded processor -> semiconductor device. Within Microchip's portfolio, this part is classified in the PIC18F J-series, the lowest-power family of 8-bit PIC devices, optimized for cost-sensitive and energy-harvesting applications.
Key features include 64 KB self-programmable Flash program memory (32K x 16 organization), 4 KB RAM, 12-bit A/D converter with up to 10 channels, multiple Enhanced USART, I2C, and SPI interfaces, and 25 digital I/O pins. The nanoWatt XLP technology, together with the new Deep Sleep mode, enables standby currents in the microamp range, allowing years of operation from a single coin cell. The 48 MHz internal oscillator eliminates the need for an external crystal in many designs, reducing BOM cost and PCB area.
The PIC18F26J13 architecture combines a 16-bit-wide instruction path with 8-bit data paths to achieve 12 MIPS throughput at 48 MHz while retaining the classic PIC instruction-set simplicity. The integrated charge-time-measurement-unit (CTMU) supports capacitive-touch sensing, and the parallel master port allows bus-style external memory expansion. On-chip peripherals are mapped through a Peripheral Pin Select (PPS) structure that simplifies PCB routing by reassigning digital functions to alternate pins in firmware.
Typical applications include consumer appliances, handheld instrumentation, low-power remote sensors, capacitive-touch user interfaces, USB-ready embedded nodes (paired with an external PHY), white-goods control boards, and cost-sensitive industrial control modules. The wide 2.0-3.6V core VDD range and 25 I/O pins support direct LED driving, relay control, and segment LCD multiplexing.
For design planning, ensure that the parallel master port or any analog input shared with digital I/O is configured in software to avoid contention. When migrating from older PIC18F devices, verify the PPS mappings, as not all peripheral pins are remappable to the same logical positions as on legacy parts.
This page synthesizes live distributor pricing, pin-compatible alternatives, and practical design notes not found in the manufacturer datasheet, making it a self-contained engineering reference for engineers selecting the PIC18F26J13-I/SP.
Alternativas drop-in para PIC18F26J13-I/SP — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com PIC18F26J13-I/SP (mesmo formato e footprint) — diferindo em ADC, Timers, Package, Program Memory (Flash), Family.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
PIC18F26J11-I/SP
✅ Drop-In✓ Em estoque
$3.32 / unidade
Ver ficha técnica →PIC18F26J13T-I/SO
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
PIC18F25J13-I/SP
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
PIC18F25K22-I/SP
✅ Drop-In✓ Em estoque
$2.45 / unidade
Ver ficha técnica →PIC18F25Q43-I/SP
✅ Drop-In✓ Em estoque
$1.72 / unidade
Ver ficha técnica →PIC18F26J13-I/SP Classificações máximas e características elétricas
| Core | PIC 8-bit |
| Family | PIC18F J-series (PIC18F26J13) |
| Program Memory | 64 KB Flash (32K x 16) |
| RAM | 4 KB |
| Frequência máxima de clock | 48 MHz (internal oscillator) |
| Throughput | 12 MIPS |
| Supply Voltage (VDD core) | 2.0 V to 3.6 V |
| I/O Pins | 25 |
| ADC | 12-bit, up to 10 channels |
| Communication | Enhanced USART, I2C, SPI |
| Encapsulamento | 28-pin SPDIP (SP) |
| Temperatura de operação | -40C to +85C (Industrial, -I suffix) |
| Low-Power Technology | nanoWatt XLP with Deep Sleep mode |
| Tipo de montagem | Through-Hole (SPDIP) |
| Status RoHS | Compliant |
| CTMU (Capacitive Touch) | Yes |
| Parallel Master Port | Yes |
| Peripheral Pin Select (PPS) | Yes |
Configuração de pinos do PIC18F26J13-I/SP
| Pino 1 | MCLR — Master Clear (Reset) input, active low |
| Pino 2 | RA0 — PORTA bit 0 / analog input AN0 |
| Pino 3 | RA1 — PORTA bit 1 / analog input AN1 |
| Pino 4 | RA2 — PORTA bit 2 / analog input AN2 |
| Pino 5 | RA3 — PORTA bit 3 / analog input AN3 / VREF+ |
| Pino 6 | RA4 — PORTA bit 4 / analog input AN4 |
| Pino 7 | VDD — Positive supply voltage |
| Pino 8 | VSS — Ground reference |
| Pino 9 | OSC1 — Crystal oscillator input / external clock |
| Pino 10 | OSC2 — Crystal oscillator output |
| Pino 11 | RC0 — PORTC bit 0 |
| Pino 12 | RC1 — PORTC bit 1 |
| Pino 13 | RC2 — PORTC bit 2 |
| Pino 14 | RC3 — PORTC bit 3 / SCL |
| Pino 15 | RC4 — PORTC bit 4 / SDA |
| Pino 16 | RC5 — PORTC bit 5 |
| Pino 17 | RC6 — PORTC bit 6 / TX |
| Pino 18 | RC7 — PORTC bit 7 / RX |
| Pino 19 | VSS — Ground reference |
| Pino 20 | VDD — Positive supply voltage |
| Pino 21 | RB0 — PORTB bit 0 / INT0 |
| Pino 22 | RB1 — PORTB bit 1 / INT1 |
| Pino 23 | RB2 — PORTB bit 2 |
| Pino 24 | RB3 — PORTB bit 3 |
| Pino 25 | RB4 — PORTB bit 4 |
| Pino 26 | RB5 — PORTB bit 5 |
| Pino 27 | RB6 — PORTB bit 6 / ICSCLK |
| Pino 28 | RB7 — PORTB bit 7 / ICSDAT |
Aplicações típicas
PIC18F26J13-I/SP é adequado para 6 aplicaçãos: Battery-Powered Sensor Hubs, Capacitive-Touch User Interfaces, Industrial Control Modules, Consumer Appliance Control Boards, Handheld Test & Measurement Instruments, USB Device Nodes (with external PHY).
Battery-Powered Sensor Hubs
The PIC18F26J13-I/SP is well suited for battery-powered sensor hubs because its nanoWatt XLP technology plus the new Deep Sleep mode draw under 100 nA in standby, while 64 KB of Flash accommodates Zigbee / LoRa protocol stacks or sensor-fusion algorithms. Operating from 2.0 V to 3.6 V, it runs directly from two AA cells or a CR2032 coin cell across the entire discharge curve. The 12-bit ADC with 10 channels interfaces directly with thermistors, photocells, and analog sensors without an external front-end. Compared with Cortex-M0 alternatives at the same price point, the PIC18F26J13-I/SP offers simpler toolchain and deterministic interrupt latency for real-time sensing loops.
Recomendado
Capacitive-Touch User Interfaces
For capacitive-touch keypads and sliders, the on-chip CTMU (Charge Time Measurement Unit) on the PIC18F26J13-I/SP measures capacitance changes with sub-picofarad resolution, eliminating dedicated touch ICs and reducing BOM cost by roughly 40% versus discrete solutions. The 25 GPIO pins can drive up to 12 touch electrodes plus LEDs directly, while the 12 MIPS throughput supports gesture decoding and debounce in firmware. Combined with the Deep Sleep mode, the same device wakes from touch and returns to <100 nA standby in microseconds, ideal for remote controls and white-goods panels.
Recomendado
Industrial Control Modules
In industrial control modules the PIC18F26J13-I/SP delivers deterministic 8-bit performance with 25 I/O for relay drivers, opto-isolated inputs, and 4-20 mA loops. Its 2.0 V to 3.6 V supply operates from 24 V industrial rails via a small buck converter, and the 12-bit ADC with 10 channels reads multiple sensor inputs simultaneously. The Parallel Master Port enables external memory or display expansion, and the industrial -40C to +85C temperature range is rated for factory-floor environments. Compared to 32-bit alternatives, the PIC18F26J13-I/SP offers lower cost and a simpler IEC 61508 SIL-1 certifiable software stack.
Recomendado
Consumer Appliance Control Boards
For washing machines, dishwashers, and small kitchen appliances, the PIC18F26J13-I/SP provides 64 KB Flash to host user-interface graphics, motor-control state machines, and safety routines in a single chip. The Enhanced USART, I2C, and SPI interfaces connect to LED drivers, segment LCD modules, and sensor expansion boards. With nanoWatt XLP standby, the appliance maintains a real-time clock and wake-on-button functionality while drawing microamp-level standby current, helping designs meet Energy Star idle-power requirements.
Recomendado
Handheld Test & Measurement Instruments
Handheld multimeters and clamp meters benefit from the PIC18F26J13-I/SP's 12-bit ADC for accurate voltage and current measurements combined with the 48 MHz core for real-time RMS calculations. The 4 KB RAM supports data logging buffers, while the on-chip EEPROM stores calibration constants without external memory. Deep Sleep mode extends battery life to over 1000 hours on a typical 9 V cell when the meter is idle between measurements. Engineers evaluating this part should note its 28-pin SPDIP is convenient for prototype through-hole builds in the lab.
Recomendado
USB Device Nodes (with external PHY)
Paired with an external USB transceiver, the PIC18F26J13-I/SP can serve low-speed USB device functions such as HID peripherals, CDC serial bridges, and custom vendor-class gadgets. The 12 MIPS core handles USB interrupt latency and protocol framing, while 64 KB Flash accommodates USB stacks and composite descriptors. Combined with the 25 GPIO, designers can implement a USB-to-GPIO bridge, a USB sensor pod, or a low-cost USB programmer/debugger interface. The 28-pin SPDIP package is convenient for through-hole prototype boards.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para PIC18F26J13-I/SP — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | PIC18F26J11-I/SP | PIC18F26J13T-I/SO | PIC18F25J13-I/SP | PIC18F25K22-I/SP | PIC18F25Q43-I/SP |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | SPDIP-28 | SPDIP-28 - same | SOIC-28 - surface-mount sibling | SPDIP-28 - same | SPDIP-28 - same | SPDIP-28 - same |
| Core | PIC18 8-bit | PIC18 8-bit | PIC18 8-bit | PIC18 8-bit | PIC18 K-series 8-bit | PIC18 Q43-series 8-bit |
| Program Flash | 64 KB | 48 KB (-25%) | 64 KB | 32 KB (-50%) | 32 KB (-50%) | 32 KB (-50%) |
| RAM | 4 KB | 4 KB | 4 KB | 4 KB | 1.5 KB (-63%) | 4 KB |
| Max Clock | 48 MHz (12 MIPS) | 48 MHz (12 MIPS) | 48 MHz (12 MIPS) | 48 MHz (12 MIPS) | 64 MHz (16 MIPS) | 64 MHz (16 MIPS) |
| Supply Voltage | 2.0 V to 3.6 V | 2.0 V to 3.6 V | 2.0 V to 3.6 V | 2.0 V to 3.6 V | 1.8 V to 5.5 V (5V tolerant) | 3.0 V to 5.5 V |
| Low-Power Mode | nanoWatt XLP + Deep Sleep | nanoWatt XLP + Deep Sleep | nanoWatt XLP + Deep Sleep | nanoWatt XLP | nanoWatt XLP (no Deep Sleep) | nanoWatt XLP + IDLE/DOZE |
| ADC | 12-bit, 10 ch | 12-bit, 10 ch | 12-bit, 10 ch | 12-bit, 10 ch | 10-bit, 12 ch | 12-bit, 17 ch |
| Unit Price @ qty 1 | $3.71 | $3.50 (approx) | $3.50 (approx) | $3.20 (approx) | $3.10 (approx) | $2.80 (approx) |
Principais diferenciais
- Deep Sleep mode for sub-100nA standby (vs PIC18F25K22-I/SP)
- 64 KB Flash with nanoWatt XLP (vs PIC18F25J13-I/SP)
- CTMU capacitive touch on-chip (vs PIC18F25Q43-I/SP)
Notas de projeto
The PIC18F26J13-I/SP nanoWatt XLP Deep Sleep mode draws less than 100 nA typical at 3.0 V, but peripheral current draw must be evaluated separately. Disable the ADC, comparators, and voltage reference before entering Deep Sleep, and ensure no I/O pin is left floating (set unused pins as outputs low) to avoid parasitic current paths that can add 1-5 uA per pin. A 100 nF decoupling cap within 5 mm of each VDD/VSS pair is mandatory for stable Deep Sleep wake behaviour.
Place the 0.1 uF VDD decoupling capacitor within 5 mm of pin 7 (and pin 20 if dual VDD pins are used) and the bulk 10 uF tantalum within 25 mm. The internal HFINTOSC eliminates the external crystal on pins 9-10 for many designs, but if an external crystal is used, keep the traces short and surround them with a grounded guard ring to minimize EMI coupling into the analog ADC inputs. Route the MCLR line (pin 1) with a 10 kohm pull-up to VDD and avoid long parallel traces adjacent to switching signals.
When migrating from older PIC18F parts, verify the Peripheral Pin Select (PPS) mappings because the PIC18F26J13-I/SP can remap many digital peripherals; not every pin function is at the same logical position as on legacy 28-pin PICs. The ADC channel count is 10, but analog functions compete with digital I/O on shared pins - configure the ANS register before configuring TRIS to avoid contention. Programming voltage for ICSP must be observed; in-circuit programming with low-voltage MCLR (LVP) requires the PGM pin to be properly tied off in the target system.
The 12-bit ADC achieves 12 ENOB only with proper analog layout. Use a separate analog ground plane tied to digital ground at a single point near the MCU VSS pin, and keep digital return currents away from analog traces. The ADC acquisition time is programmable; for high-impedance sources (>10 kohm), extend the acquisition time via the ACQT bits in ADCON2 to prevent ADC gain errors. Add a 100 ohm series resistor between the analog source and the ADC pin to dampen charge injection from the sample capacitor.
Informações de conformidade
RoHS compliant per Microchip product page. Not AEC-Q100 qualified; choose PIC18F26J13-I/SP - Q1 variants for automotive. Industrial -40C to +85C operating range per -I suffix.
