PIC16LF18345-I/SS Microchip Integrated Circuit (Small Outline Packages) In Stock
Microchip PIC16LF18345-I/SS is an 8-bit microcontroller in a 20-pin SSOP package, running at up to 32 MHz with 14 KB Flash and integrated DAC, operating down to 1.8 V at 16 MHz for ultra-low-power designs. It features a rich analog front-end and multiple communication peripherals for compact embedded sensor applications.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 20
- Lifecycle
- ACTIVE
- Datasheet
- PIC16LF18345-I/SS Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.9300(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 PIC16 core running at up to 32 MHz for responsive embedded tasks
- 14 KB Flash program memory with self-write capability
- Operates from 1.8 V minimum supply at 16 MHz for battery-powered designs
- Integrated 8-bit DAC channel for analog signal generation without external components
- 10-bit ADC with multiple input channels for multi-sensor acquisition
- Compact 20-pin SSOP package enabling miniaturized PCB designs
- Ultra-low-power XLP technology with nanoamp-level sleep currents
Applications
The PIC16LF18345-I/SS is suited for compact sensor nodes, wearable devices, and low-power IoT endpoints where its 1.8 V operation and XLP sleep modes maximize battery runtime on coin cells or energy-harvested power. Its integrated DAC and multi-channel ADC enable closed-loop analog control in a single 20-pin package, making it attractive for precision heating elements, LED dimmers, and portable measurement instruments. The SSOP package fits on densely populated boards where 28-pin or larger devices would not meet space requirements.
Specifications
| Manufacturer Package Code | SSOP-20 |
| Factory Lead Time | 6Weeks |
| YTEOL | 14 |
| Has ADC | YES |
| Additional Feature | OPERATES AT 1.8V MIN @ 16 MHZ |
| Bit Size | 8 |
| Boundary Scan | NO |
| CPU Family | PIC16 |
| Clock Frequency-Max | 32MHz |
| DAC Channels | YES |
| DMA Channels | NO |
| Format | FIXED POINT |
| Integrated Cache | NO |
| JESD-30 Code | R-PDSO-G20 |
| JESD-609 Code | e3 |
| Low Power Mode | YES |
| Number of External Interrupts | 1 |
| Number of I/O Lines | 18 |
| Number of Serial I/Os | 1 |
| Number of Timers | 9 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 14 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SSOP20,.3 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, SHRINK PITCH |
| Qualification Status | Not Qualified |
| RAM (bytes) | 1024 |
| ROM (words) | 8192 |
| ROM Programmability | FLASH |
| Speed | 32MHz |
| Supply Current-Max | 3mA |
| 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 | 0.65mm |
| Terminal Position | DUAL |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Small Outline 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 PIC16LF18345-I/SS:
7KB, 512B RAM, 256B EEPROM, 10b ADC, Comp, 5b DAC, 10b PWM, CCP, CLC, NCO, CWG
Frequently Asked Questions
At what minimum supply voltage does PIC16LF18345-I/SS operate, and how does this affect clock speed?
The PIC16LF18345-I/SS operates from a minimum of 1.8 V supply at clock speeds up to 16 MHz, and supports up to 32 MHz when the supply is raised to 2.3 V or higher. This voltage-frequency scaling allows designers to balance power consumption and performance: a coin-cell application at 1.8 V can run at 16 MHz while a 3.3 V USB-powered design can leverage the full 32 MHz for faster sensor processing loops.
Does PIC16LF18345-I/SS include a DAC, and what design advantage does that provide over external components?
Yes, the PIC16LF18345-I/SS integrates an 8-bit DAC channel capable of generating analog voltages from 0 V to VDD, eliminating the need for an external SPI or I2C DAC IC. This saves 1–2 BOM components, reduces PCB area by removing an additional package, and lowers supply current since the on-chip DAC draws only microamps compared to many standalone DAC devices.
How does the 20-pin SSOP package of PIC16LF18345-I/SS compare to the DIP package option for prototype and production?
The SSOP-20 package has a 5.3 mm body width with 0.635 mm pin pitch, occupying roughly 60% less PCB area than a 20-pin DIP package. In production, the SSOP supports automated surface-mount assembly and reflow soldering, lowering assembly cost per unit. For prototyping, SSOP-to-DIP adapters are widely available, so breadboard evaluation does not require a custom PCB.
Which sensor interface standards does PIC16LF18345-I/SS support for connecting external peripherals?
The PIC16LF18345-I/SS supports I2C (up to 400 kHz fast-mode), SPI (up to 8 MHz), and EUSART for RS-232 or RS-485 at standard baud rates up to 115200 bps. These three interfaces cover the majority of sensor, display, and memory modules on the market, allowing a single 20-pin device to simultaneously manage an I2C temperature sensor, a SPI flash memory, and a UART debug interface within a compact IoT node design.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $1.2800 | $1.28 |
| 25+ | $1.2200 | $30.50 |
| 100+ | $1.0600 | $106.00 |
| 1000+ | $0.9800 | $980.00 |
| 5000+ | $0.9300 | $4650.00 |
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