PIC12LF1840-I/SN Microchip Integrated Circuit (Small Outline Packages) In Stock
Microchip PIC12LF1840-I/SN is an 8-bit PIC microcontroller with 7 KB Flash, 256 bytes EEPROM, and nanoWatt XLP technology. It operates from 1.8 V to 3.6 V at up to 32 MHz, featuring built-in ADC, DAC, and EUSART for compact embedded designs.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- PIC12LF1840-I/SN Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.0200(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
- 8-bit PIC12 core running up to 32 MHz with nanoWatt XLP low-power technology
- 7 KB Flash program memory and 256 bytes EEPROM data storage
- Operates from 1.8 V to 3.6 V supply for battery-powered applications
- Integrated 10-bit ADC, DAC, and EUSART serial communication
- Available in compact SOIC-8 package for space-constrained designs
Applications
The PIC12LF1840-I/SN is well-suited for battery-powered sensor nodes, home automation controls, and portable consumer electronics where low power consumption and small form factor are critical. Its integrated ADC and DAC make it ideal for analog signal conditioning, environmental monitoring, and simple motor or relay control applications.
Specifications
| Manufacturer Package Code | SOIC-8 |
| Factory Lead Time | 6Weeks |
| YTEOL | 13 |
| Has ADC | YES |
| Additional Feature | OPERATES AT 1.8 V MINIMUM SUPPLY AT 16 MHZ |
| Bit Size | 8 |
| Boundary Scan | NO |
| CPU Family | PIC12 |
| Clock Frequency-Max | 32MHz |
| DAC Channels | YES |
| DMA Channels | NO |
| Format | FIXED POINT |
| Integrated Cache | NO |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e3 |
| Low Power Mode | NO |
| Number of External Interrupts | 1 |
| Number of I/O Lines | 6 |
| Number of Serial I/Os | 6 |
| Number of Timers | 6 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 14 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.23 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| RAM (bytes) | 256 |
| RAM (words) | 256 |
| ROM (words) | 4096 |
| ROM Programmability | FLASH |
| Screening Level | TS 16949 |
| Speed | 32MHz |
| Supply Current-Max | 4mA |
| Supply Voltage-Max | 3.6V |
| Supply Voltage-Min | 2.5V |
| Supply Voltage-Nom | 3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| 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 | EAR99 |
| HTS Code | 8542.31.00.01 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for PIC12LF1840-I/SN:
8 Pin 7 KB Flash, 256 bytes RAM, 32 MHz Int Osc 6 I/0, Enh Mid Range Core
8 Pin, 3.5 KB Flash, 128 bytes RAM, 32 MHz Int. Osc, 6 I/O, Enh Mid Range Core
3.5KB FLASH, 256 RAM, 6 I/Os, 3x 16B PWM, 10bit ADC, 5b DAC, Comp, CWG, EUSART
RISC Microcontroller, 8-Bit, FLASH, PIC12 CPU, 32MHz, CMOS, PDSO8
Frequently Asked Questions
What supply voltage range does the PIC12LF1840-I/SN support, and how does that affect battery-powered design choices?
The PIC12LF1840-I/SN operates from 1.8 V to 3.6 V, which allows direct use with a single lithium coin cell or two AAA batteries. This 1.8 V minimum threshold enables operation deep into battery discharge, extending field service life significantly compared to 2.7 V minimum devices.
How much Flash and EEPROM does the PIC12LF1840-I/SN provide for embedded firmware storage?
The PIC12LF1840-I/SN includes 7 KB of Flash program memory and 256 bytes of EEPROM data memory. The 256-byte EEPROM is non-volatile and retains calibration constants, configuration data, or usage counters without external storage components, reducing BOM cost in 8-pin designs.
Which communication interfaces are built into the PIC12LF1840-I/SN for sensor or host connectivity?
The PIC12LF1840-I/SN integrates EUSART for asynchronous serial communication and I2C/SPI-capable MSSP peripheral, giving designers 2-wire or 4-wire bus access on only 8 pins. This on-chip peripheral integration eliminates external bridge ICs in compact sensor and interface modules.
Is the PIC12LF1840-I/SN RoHS compliant and suitable for lead-free assembly processes?
Yes, the PIC12LF1840-I/SN is RoHS compliant and manufactured as a lead-free device, supporting standard Pb-free solder reflow at 260°C peak. Microchip's SOIC-8 package version carries MSL 1 moisture sensitivity, meaning no baking is required before assembly.
When would a designer choose the PIC12LF1840 over a PIC16LF family device for a cost-sensitive 8-pin project?
The PIC12LF1840 is preferred when firmware fits within 7 KB Flash and 8 pins are sufficient, avoiding the higher cost and larger footprint of 14-pin PIC16LF parts. At up to 32 MHz with integrated ADC and DAC, the PIC12LF1840 handles most 8-pin analog sensing and control tasks without stepping up to the PIC16 family.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $1.4000 | $1.40 |
| 100+ | $1.1800 | $118.00 |
| 1000+ | $1.0600 | $1060.00 |
| 5000+ | $1.0200 | $5100.00 |
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