PIC12F1840-I/MF Microchip Integrated Circuit (Small Outline No-lead) In Stock
Microchip PIC12F1840-I/MF is an 8-bit XLP PIC12 microcontroller running up to 32 MHz with 7 KB Flash, integrated ADC, DAC channels, and eXtreme Low Power features, in a compact 8-pin DFN package.
- Manufacturer
- Microchip
- Package
- Small Outline No-lead
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- PIC12F1840-I/MF Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.5000(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
- eXtreme Low Power (XLP) technology with sleep currents below 50 nA enables multi-year coin-cell battery operation in IoT sensor and remote control designs
- 32 MHz maximum clock with 8 MIPS throughput and 7 KB Flash provides sufficient headroom for sensor processing and communication protocols in an 8-pin DFN footprint
- Integrated ADC and DAC channels support analog sensing and signal generation without external converter ICs, reducing BOM in space-constrained designs
Applications
The PIC12F1840-I/MF is designed for ultra-low-power sensor nodes, remote controls, and battery-operated IoT edge devices where sleep current below 50 nA is critical for achieving multi-year battery life. Its 32 MHz maximum clock and 7 KB Flash support simple wireless protocol stacks and sensor data processing in compact 8-pin DFN form factors used in wearables and button-cell devices. Industrial process monitors and consumer smart home accessories also use this MCU for cost-effective, single-chip analog and digital control with minimal external components.
Specifications
| Manufacturer Package Code | DFN-8 |
| Factory Lead Time | 7Weeks |
| YTEOL | 13 |
| Has ADC | YES |
| Additional Feature | OPERATES AT 2.3 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 | S-PDSO-N8 |
| 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 | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOLCC8,.12,25 |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| RAM (bytes) | 256 |
| RAM (words) | 256 |
| ROM (words) | 7168 |
| ROM Programmability | FLASH |
| Screening Level | TS 16949 |
| Speed | 32MHz |
| Supply Current-Max | 4.1mA |
| Supply Voltage-Max | 5.5V |
| Supply Voltage-Min | 2.5V |
| Supply Voltage-Nom | 3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Small Outline No-lead |
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 PIC12F1840-I/MF:
1.75KB FLASH, 128 RAM, 6 I/Os, 16b PWM, 10b ADC, 5b DAC, Comparator, CWG
RISC Microcontroller, 8-Bit, FLASH, PIC12 CPU, 32MHz, CMOS, PDSO8
RISC Microcontroller, 8-Bit, FLASH, PIC12 CPU, 32MHz, CMOS, PDSO8
Frequently Asked Questions
What is the maximum operating frequency of PIC12F1840-I/MF and at what minimum supply voltage does it run?
PIC12F1840-I/MF operates up to 32 MHz at full supply voltage and can run at 16 MHz from a 2.3 V minimum supply. This flexibility allows designers to trade speed for lower supply voltage in battery-powered applications, extending the usable discharge range of lithium primary cells that drop below 3 V toward end of life.
How does the eXtreme Low Power (XLP) design of PIC12F1840-I/MF extend battery life in a coin-cell application?
In deep sleep mode, the PIC12F1840-I/MF draws less than 50 nA. A 220 mAh CR2032 coin cell powering a device that sleeps 99% of the time and wakes for 1 ms every second at 32 MHz (drawing approximately 2 mA active) achieves an estimated battery life exceeding 5 years. This makes it practical for smoke detectors, wireless sensors, and remote key fobs.
Does PIC12F1840-I/MF include on-chip analog peripherals, and how do they reduce external component count?
Yes. PIC12F1840-I/MF integrates an ADC and a DAC channel. Having both analog-to-digital conversion and digital-to-analog output on-chip means a temperature sensor interface, for example, can read an analog thermistor signal via the ADC and drive a small actuator or analog gauge via the DAC without adding external converter ICs, potentially saving 2 or more components in the BOM.
For a wearable device design, how small is the DFN-8 package of PIC12F1840-I/MF?
The 8-pin DFN package measures 2 mm × 3 mm with a 0.5 mm pitch, making it one of the smallest package options for a fully-featured 8-bit microcontroller. This compact footprint allows designers to fit the MCU alongside a coin cell, a BLE module, and passive components within a 15 mm × 15 mm wearable PCB area, which is practical for fitness trackers and medical patches.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.5000 | $0.50 |
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