PIC18F1220-I/P Microchip Integrated Circuit (Dual-In-Line Packages) In Stock
Microchip PIC18F1220-I/P is a compact 8-bit Flash microcontroller in an 18-pin DIP package running at up to 40 MHz. Features 4 KB program Flash, 256 bytes RAM, 256 bytes EEPROM, 7-channel 10-bit ADC, USART, and SPI. Available in stock worldwide with fast shipping.
- Manufacturer
- Microchip
- Package
- Dual-In-Line Packages
- Pin Count
- 18
- Lifecycle
- ACTIVE
- Datasheet
- PIC18F1220-I/P Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $2.6910(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- PIC18 enhanced core running at up to 40 MHz with 4 KB Flash and hardware multiply for efficient 8-bit arithmetic
- 7-channel 10-bit ADC enabling multi-signal analog acquisition in a minimal 18-pin DIP footprint
- USART and SPI communication peripherals plus 16 general-purpose I/O pins for versatile embedded connectivity
- 256 bytes data EEPROM for non-volatile calibration and parameter storage without external memory components
Applications
The PIC18F1220-I/P is an excellent choice for compact embedded controller designs such as hobby robots, sensor-to-serial converters, and small home automation nodes where the 18-pin DIP format fits standard breadboards and prototype PCBs. Its 7-channel 10-bit ADC and USART interface allow it to read multiple analog sensors and report data over serial links to a host system in battery-powered or wall-powered applications. The PIC18 enhanced instruction set and 40 MHz clock make it significantly more capable than older PIC16 parts in the same package size, enabling more sophisticated control algorithms within the same form factor.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | PDIP-18 |
| Factory Lead Time | 6Weeks |
| YTEOL | 9 |
| Has ADC | YES |
| Bit Size | 8 |
| Boundary Scan | NO |
| CPU Family | PIC18 |
| Clock Frequency-Max | 40MHz |
| DAC Channels | NO |
| DMA Channels | NO |
| Format | FIXED POINT |
| Integrated Cache | NO |
| JESD-30 Code | R-PDIP-T18 |
| JESD-609 Code | e3 |
| Low Power Mode | YES |
| Number of External Interrupts | 3 |
| Number of I/O Lines | 16 |
| Number of Serial I/Os | 1 |
| Number of Timers | 4 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | DIP18,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Qualification Status | Not Qualified |
| RAM (bytes) | 256 |
| RAM (words) | 256 |
| ROM (words) | 4096 |
| ROM Programmability | FLASH |
| Screening Level | TS 16949 |
| Speed | 40MHz |
| Supply Current-Max | 15mA |
| Supply Voltage-Max | 5.5V |
| Supply Voltage-Min | 4.2V |
| Supply Voltage-Nom | 5V |
| Surface Mount | NO |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.31.00.01 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for PIC18F1220-I/P:
RISC Microcontroller, 8-Bit, FLASH, PIC18 CPU, 40MHz, CMOS, PDIP18
Frequently Asked Questions
What program memory and ADC capabilities does the PIC18F1220-I/P offer in its 18-pin package?
The PIC18F1220-I/P provides 4 KB of Flash program memory, 256 bytes of SRAM, and 256 bytes of EEPROM, along with a 7-channel 10-bit ADC. This combination allows embedded designs to sample up to 7 analog sensors at 1024-count resolution while retaining calibration constants in non-volatile EEPROM, all within a compact 18-pin DIP form factor.
How does the PIC18F1220-I/P's 40 MHz clock advantage the design compared to a PIC16 at the same pin count?
The PIC18F1220-I/P runs at up to 40 MHz using the PIC18 enhanced core with a hardware 8×8 multiplier, whereas comparable PIC16 parts are limited to 20 MHz without hardware multiply. This doubles the instruction throughput and adds faster integer math, making the PIC18F1220-I/P better suited for PID control loops, protocol parsing, and signal processing that would overflow the PIC16's cycle budget.
Is the PIC18F1220-I/P suitable for battery-powered sensor nodes operating across a wide temperature range?
Yes. The I-suffix PIC18F1220-I/P is rated for the industrial temperature range of -40°C to +85°C. It supports a supply voltage down to 2 V in low-power modes with sleep current in the microampere range, making it practical for coin-cell or AA-battery-powered wireless sensor nodes that must survive outdoor winter conditions.
For a breadboard prototype, how many I/O pins are available on the PIC18F1220-I/P's 18-pin DIP package?
The 18-pin PDIP package exposes 16 general-purpose I/O pins after accounting for power and ground connections. Combined with 7 analog input channels and USART/SPI peripherals mapped onto those pins, designers can interface two or more sensors, an LED indicator, a serial console, and an SPI device simultaneously within the standard 18-pin DIP breadboard footprint.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $3.8300 | $3.83 |
| 7+ | $3.1050 | $21.73 |
| 65+ | $2.6910 | $174.91 |
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