PIC18F2458-I/SO Microchip Integrated Circuit (Small Outline Packages) In Stock
The PIC18F2458-I/SO is an 8-bit PIC18 microcontroller from Microchip offering 24 KB Flash, 2 KB RAM, and an integrated USB 2.0 full-speed engine at up to 48 MHz. It includes a 10-channel 12-bit ADC and is packaged in a 28-pin SOIC for broad compatibility.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 28
- Lifecycle
- ACTIVE
- Datasheet
- PIC18F2458-I/SO Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $4.9500(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
- 24 KB self-programmable Flash and 2 KB RAM with 48 MHz maximum operating frequency
- Integrated USB 2.0 full-speed (12 Mbps) device controller eliminates external USB transceiver
- 10-channel 12-bit ADC provides high-resolution analog signal acquisition on up to 10 inputs
- 28-pin SOIC package supports standard through-hole breadboard prototyping and pick-and-place assembly
Applications
The PIC18F2458-I/SO is targeted at USB-connected embedded applications such as HID keyboards, custom USB data acquisition dongles, and portable instrument interfaces. Its 10-channel 12-bit ADC enables precise sensor measurements while the USB 2.0 engine streams data at 12 Mbps directly to a host PC without additional bridge ICs. It also suits low-cost educational prototyping platforms where a familiar SOIC-28 footprint simplifies hand-soldering and breadboard testing.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | SOIC-28 |
| Reach Compliance Code | Compliant |
| Factory Lead Time | 5Weeks |
| YTEOL | 8 |
| Has ADC | YES |
| Bit Size | 8 |
| Boundary Scan | NO |
| CPU Family | PIC18 |
| Clock Frequency-Max | 48MHz |
| DAC Channels | NO |
| DMA Channels | NO |
| Format | FIXED POINT |
| Integrated Cache | NO |
| JESD-30 Code | R-PDSO-G28 |
| JESD-609 Code | e3 |
| Low Power Mode | YES |
| Number of External Interrupts | 3 |
| Number of I/O Lines | 24 |
| Number of Serial I/Os | 1 |
| Number of Timers | 6 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP28,.4 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 250 |
| Qualification Status | Not Qualified |
| RAM (bytes) | 2048 |
| ROM (words) | 24576 |
| ROM Programmability | FLASH |
| Screening Level | TS 16949 |
| Speed | 48MHz |
| Supply Current-Max | 250mA |
| Supply Voltage-Max | 5.5V |
| Supply Voltage-Min | 4.2V |
| Supply Voltage-Nom | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | 3A991.A.2 |
| HTS Code | 8542.31.00.01 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for PIC18F2458-I/SO:
28-pin, GP, 64KB Flash, 4KB RAM, 12 MIPS, 12-bit ADC, nanoWatt XLP
RISC Microcontroller, 8-Bit, FLASH, PIC18 CPU, 48MHz, CMOS, PDSO28
Frequently Asked Questions
What ADC resolution and channel count does the PIC18F2458-I/SO provide for analog sensing tasks?
The PIC18F2458-I/SO integrates a 12-bit ADC with 10 analog input channels, providing 4096 quantization levels for accurate voltage, temperature, and pressure measurements. This resolution is sufficient for industrial sensor conditioning and medical-grade monitoring without an external ADC, reducing both component count and BOM cost.
How does PIC18F2458-I/SO's integrated USB compare to using an external USB bridge chip?
The PIC18F2458-I/SO includes an on-chip USB 2.0 full-speed transceiver running at 12 Mbps, eliminating the need for an external USB bridge IC such as CH340 or FT232. This saves approximately 1 USD in component cost and frees 3-5 PCB pads, which is significant in compact handheld USB instrument designs.
Can PIC18F2458-I/SO operate at lower supply voltages and what effect does that have on clock speed?
The PIC18F2458-I/SO can operate at supply voltages as low as 2.0 V, though the maximum clock speed reduces to 8 MHz at that level. At the full 5 V or 3.3 V supply, the device runs at its rated 48 MHz clock, delivering the highest USB enumeration speed and sensor sampling throughput for data-intensive applications.
What communication peripherals are on the PIC18F2458-I/SO for interfacing with external sensors and modules?
The PIC18F2458-I/SO provides USART, master SPI, and I2C peripherals alongside its USB engine, allowing simultaneous communication with UART-based GPS modules, SPI flash memory, and I2C sensors. Combined with the 10-channel 12-bit ADC, these interfaces support multi-protocol sensor hub designs running from a 2 V to 5.5 V supply rail.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $6.8100 | $6.81 |
| 10+ | $6.7300 | $67.30 |
| 27+ | $6.7200 | $181.44 |
| 100+ | $5.6700 | $567.00 |
| 1000+ | $5.2200 | $5220.00 |
| 5000+ | $4.9500 | $24750.00 |
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