PIC18F2610-E/SO - 8-bit MCU 64KB Flash 28-SOIC | Microchip
MPN: PIC18F2610-E/SO ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $7.2 | $7.20 |
| 10 | $6.48 | $64.80 |
| 100 | $5.76 | $576.00 |
| 500 | $5.18 | $2,590.00 |
| 1,000 | $4.61 | $4,610.00 |
PIC18F2610-E/SO Overview
A microcontroller (MCU) is a single-chip computer that integrates a CPU, memory, and programmable I/O peripherals. The PIC18 family specifically represents Microchip's high-performance 8-bit line, bridging traditional 8-bit simplicity with architectural enhancements such as a 16-bit wide instruction path, hardware multiplier, and C-optimized compiler support. Within Microchip's portfolio, PIC18 sits above the baseline PIC10/12/16 families and below the 16-bit PIC24/dsPIC families.
Key features include 64 KB self-programmable Flash with EEPROM emulation, 3968 bytes SRAM, 1 KB EEPROM, a 10-bit A/D converter with up to 25 input channels, two analog comparators, two USART modules, MSSP (SPI/I2C), one 8/16-bit timer and three 16-bit timers, 10 PWM channels, nanoWatt power management, and in-circuit serial programming (ICSP) plus ICD debugging. The wide 4.2 V to 5.5 V supply range simplifies integration with 5 V analog and digital systems.
The PIC18F2610 uses a Harvard architecture with separate program and data buses, a 16-bit instruction word, and a 10 MIPS peak throughput. The nanoWatt features (idle, sleep, and oscillator switching modes) reduce quiescent current for battery-aware designs, while the self-programmable Flash supports bootloader-style firmware updates in the field.
Typical applications include industrial control panels, sensor signal conditioning, motor control PWM drivers, USB-HID/CDC peripherals (paired with the PIC18F2550/4550 family), instrumentation front ends, and embedded consumer products. The 25 MHz performance and 25 I/O pins are well matched to medium-complexity control tasks.
When designing with this device, select the industrial (-40C to +85C) PIC18F2610-I/SO or extended (-40C to +125C) PIC18F2610-E/SO grade according to environmental requirements, and use the MPLAB XC8 compiler plus MPLAB PICkit 5 or ICD 4 for programming and debug. The E/SO suffix indicates the extended-temperature grade and 28-pin SOIC package.
This page synthesizes distributor pricing, drop-in same-brand alternatives, application examples, and design notes to give engineers a faster decision path than the bare manufacturer datasheet.
Drop-in alternatives for PIC18F2610-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 PIC18F2610-E/SO (same form factor and footprint) — differing in Package, Program Memory (Flash), Supply Voltage (VDD), ADC, Communication.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC18F2610-I/SO
✅ Drop-In✓ In Stock
$3.95 / Unit
View Datasheet →PIC18F2610T-I/SO
✅ Drop-In✓ In Stock
$4.65 / Unit
View Datasheet →PIC18F2610T-E/SO
✅ Drop-In📋 Reference alternative (not in catalog)
PIC18F2620-I/SO
✅ Drop-In✓ In Stock
$5.21 / Unit
View Datasheet →PIC18F25K22-I/SO
✅ Drop-In✓ In Stock
$1.78 / Unit
View Datasheet →PIC18F2610-E/SO Maximum Ratings & Electrical Characteristics
| Product Family | PIC18F Series (PIC18F2610) |
| Architecture | 8-bit Harvard (enhanced PIC18 core) |
| Maximum CPU Speed | 25 MHz (40 MHz oscillator / 4) |
| Peak Performance | 10 MIPS |
| Program Memory (Flash) | 64 KB |
| RAM | 3968 bytes |
| EEPROM | 1024 bytes |
| Supply Voltage (VDD) | 4.2 V to 5.5 V |
| Digital I/O Pins | 25 |
| ADC | 10-bit, up to 25 channels |
| Analog Comparators | 2 |
| PWM Channels | 10 |
| 16-bit Timers | 3 |
| 8/16-bit Timer | 1 |
| Communication | 2x USART, MSSP (SPI / I2C) |
| Package | 28-SOIC (SO, 7.50 mm body width) |
| Operating Temperature (E grade) | -40C to +125C (extended) |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
| Programming/Debug | ICSP, ICD via MPLAB PICkit 5 / ICD 4 |
PIC18F2610-E/SO Pin Configuration
| Pin 1 | MCLR/VPP/RE3 — Master Clear (reset) input / programming voltage |
| Pin 2 | RA0/AN0 — Digital I/O / analog input channel 0 |
| Pin 3 | RA1/AN1 — Digital I/O / analog input channel 1 |
| Pin 4 | RA2/AN2/VREF- — Digital I/O / analog input / ADC VREF- |
| Pin 5 | RA3/AN3/VREF+ — Digital I/O / analog input / ADC VREF+ |
| Pin 6 | RA4/T0CKI — Digital I/O / Timer0 clock input |
| Pin 7 | RA5/AN4/SS — Digital I/O / analog input / SPI slave select |
| Pin 8 | VSS — Ground |
| Pin 9 | OSC1/CLKI/RA7 — Crystal oscillator input / external clock |
| Pin 10 | OSC2/CLKO/RA6 — Crystal oscillator output / clock out |
| Pin 11 | RC0/T1OSO/T1CKI — Digital I/O / Timer1 oscillator output / clock in |
| Pin 12 | RC1/T1OSI/CCP2 — Digital I/O / Timer1 oscillator input / CCP2 |
| Pin 13 | RC2/CCP1 — Digital I/O / CCP1 PWM output |
| Pin 14 | RC3/SCK/SCL — Digital I/O / SPI clock / I2C clock |
| Pin 15 | RC4/SDI/SDA — Digital I/O / SPI data in / I2C data |
| Pin 16 | RC5/SDO — Digital I/O / SPI data out |
| Pin 17 | RC6/TX/CK — Digital I/O / USART TX / clock |
| Pin 18 | RC7/RX/DT — Digital I/O / USART RX / data |
| Pin 19 | VSS — Ground |
| Pin 20 | VDD — Positive supply 4.2 V to 5.5 V |
| Pin 21 | RB0/INT0 — Digital I/O / external interrupt 0 |
| Pin 22 | RB1/INT1 — Digital I/O / external interrupt 1 |
| Pin 23 | RB2/INT2 — Digital I/O / external interrupt 2 |
| Pin 24 | RB3/INT3/CCP2 — Digital I/O / external interrupt 3 / CCP2 |
| Pin 25 | RB4 — Digital I/O |
| Pin 26 | RB5 — Digital I/O |
| Pin 27 | RB6/PGC — Digital I/O / ICSP clock |
| Pin 28 | RB7/PGD — Digital I/O / ICSP data |
Typical Applications
PIC18F2610-E/SO is suitable for 6 applications: Industrial Control Panels, Sensor Signal Conditioning and Acquisition, Motor Control with PWM and Tachometer Feedback, Instrumentation Front End and Display Controller, Embedded Consumer and Appliance Control, HMI and Keypad Interface Module.
Industrial Control Panels
The PIC18F2610-E/SO is well suited for industrial control panels that drive relays, read discrete sensors, and run PID control loops. The 25 MHz (10 MIPS) CPU budget handles 100 Hz to 1 kHz loops with margin for debouncing and HMI updates. Its 25 I/O pins accommodate keypad scanning, indicator LEDs, and multiple isolated input channels, while the 4.2 V to 5.5 V supply matches 5 V PLC-style backplanes. The 10-bit ADC with up to 25 channels reads 4-20 mA loops through external shunt resistors, and the 10 PWM channels drive proportional valves or solid-state relays directly without external drivers.
Recommended
Sensor Signal Conditioning and Acquisition
In multi-sensor data acquisition modules, the PIC18F2610-E/SO reads up to 25 analog inputs through its 10-bit ADC, then performs filtering and linearization before forwarding results over USART or SPI. The 3968 bytes of RAM supports moving-average or median-filter buffers for a handful of channels simultaneously. The MSSP port talks to I2C temperature, humidity, or pressure sensors, while the two USARTs link to a host PLC or RS-485 transceiver. Industrial-grade ADC accuracy plus 5 V analog rails makes this part well matched to legacy 5 V analog front ends.
Recommended
Motor Control with PWM and Tachometer Feedback
The PIC18F2610-E/SO can drive brushed DC or small stepper motors via its 10 PWM channels, with feedback from Hall sensors or quadrature encoders through the 16-bit timers. The CCP and ECCP modules generate center-aligned PWM with dead-band control, useful for H-bridge driver ICs. The 10 MIPS CPU budget is sufficient for PI velocity loops at modest rates, and the extended -40C to +125C temperature grade of the -E/SO supports underhood or industrial-cabinet environments. Pairing with external gate drivers keeps the MCU safely isolated from motor transients.
Recommended
Instrumentation Front End and Display Controller
The PIC18F2610-E/SO operates as a display controller or front-end processor in bench-top instruments. Its 64 KB Flash hosts GUI state machines, calibration tables, and command interpreters, while 3968 bytes of RAM retains parameter snapshots between screen updates. The two USARTs talk to the measurement ASIC and host PC, and the MSSP drives a character or graphic LCD. The 5 V supply simplifies analog signal chain integration, and the extended temperature grade supports laboratory to factory floor deployment.
Recommended
Embedded Consumer and Appliance Control
In consumer appliances (coffee machines, washing machines, smart kitchen devices), the PIC18F2610-E/SO integrates button input, LED driving, PWM for pumps or valves, and a serial link to the user interface board. The nanoWatt idle and sleep modes lower standby power below 1 uA, suiting energy-star regulations. The 64 KB Flash easily accommodates application code plus an EEPROM emulation area for user preferences, and the 25 MHz performance handles UI refresh and motor control concurrently.
Recommended
HMI and Keypad Interface Module
The PIC18F2610-E/SO scans a 4x5 or 5x5 keypad matrix using its 25 I/O pins, debounces presses in software, and communicates the keystrokes to a host processor via USART or I2C. Its 3968 bytes of RAM buffers keystroke events during rapid typing, and the 10-bit ADC supports a backlight level control via PWM. The 5 V I/O tolerance makes it easy to level-shift to legacy host logic. The extended temperature grade of the -E/SO allows deployment in outdoor or industrial enclosures.
Recommended
Recommended Products Summary
Engineering reference data for PIC18F2610-E/SO — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC18F2610-I/SO | PIC18F2610T-I/SO | PIC18F2610T-E/SO | PIC18F2620-I/SO | PIC18F25K22-I/SO |
|---|---|---|---|---|---|---|
| Package | 28-SOIC (7.50 mm) | 28-SOIC (7.50 mm) - same | 28-SOIC (7.50 mm) - same | 28-SOIC (7.50 mm) - same | 28-SOIC (7.50 mm) - same | 28-SOIC (7.50 mm) - same |
| Brand | Microchip Technology | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same |
| Program Memory (Flash) | 64 KB | 64 KB | 64 KB | 64 KB | 64 KB (same family) | 32 KB (K-series) |
| RAM | 3968 bytes | 3968 bytes | 3968 bytes | 3968 bytes | 3968 bytes (same) | 2048 bytes (-48%) |
| Maximum CPU Speed | 25 MHz (10 MIPS) | 25 MHz (10 MIPS) | 25 MHz (10 MIPS) | 25 MHz (10 MIPS) | 25 MHz (10 MIPS) | 64 MHz (16 MIPS) |
| Temperature Grade | Extended -40C to +125C | Industrial -40C to +85C | Industrial -40C to +85C | Extended -40C to +125C | Industrial -40C to +85C | Industrial -40C to +85C |
| Packaging Form | Tube | Tube | Tape & Reel | Tape & Reel | Tube | Tube |
| Architecture | Enhanced PIC18 core | Enhanced PIC18 core (same) | Enhanced PIC18 core (same) | Enhanced PIC18 core (same) | Enhanced PIC18 core (same family) | Enhanced PIC18 K-series core (newer peripherals) |
Key Differentiators
- Extended -40C to +125C temperature grade (vs PIC18F2610-I/SO)
- Same die and pinout across E/I temperature grades (vs PIC18F2610T-I/SO)
- Lower risk profile than K-series upgrade (vs PIC18F25K22-I/SO)
Design Notes
Estimated: at 25 MHz and 5.0 V VDD, the PIC18F2610-E/SO typical IDD is approximately 15 to 25 mA active per the Microchip datasheet DC characteristics, giving around 100 to 125 mW. The 28-SOIC package with modest PCB copper heats comfortably under these levels; no heatsink is required for typical industrial use. In sleep mode with nanoWatt enabled, IDD drops below 1 uA, suitable for battery-aware designs. Always confirm thermal rise in a sealed enclosure by measuring ambient case temperature with a thermocouple during worst-case firmware workload.
Place decoupling capacitors as close as possible to the VDD and VSS pins. Use one 100 nF ceramic per VDD pin and one bulk 10 uF tantalum or ceramic at the package. Keep the crystal traces short and guarded by a ground plane to reduce EMI and to meet the 25 MHz AC timing window. The ICSP pins RB6 (PGC) and RB7 (PGD) should remain accessible in production; route them to a header or test pad so the MPLAB PICkit 5 or ICD 4 can attach without disturbing the firmware in-circuit.
Estimated: a common mistake is treating the 5 V PIC18F2610 as 3.3 V-tolerant. The I/O pins are NOT 5 V tolerant when VDD is below 5 V and will be damaged if pulled above VDD. Always run at 4.2 V to 5.5 V when interfacing 5 V logic, or add a level translator. Another pitfall is confusing the -E (extended -40C to +125C) and -I (industrial -40C to +85C) suffixes; substituting the -I grade into an extended-temperature design will fail qualification. Confirm register map differences before swapping the PIC18F2610 for a PIC18F25K22 because CCP and MSSP mappings differ.
Compliance Information
RoHS compliant per Microchip product page. The -E grade is not AEC-Q100 qualified; for automotive ECU applications use a Q-graded PIC18 variant. Lead-free and halogen-free per Microchip environmental data.
