PIC16F18345-I/GZ Microchip Integrated Circuit (Quad Flat No-Lead) In Stock
Microchip PIC16F18345-I/GZ is an 8-bit PIC microcontroller with 32 MHz maximum clock, 14 kB Flash, and integrated ADC and DAC peripherals. It operates from 2.3 V minimum at 16 MHz and is housed in a compact 20-pin UQFN package. Suitable for cost-sensitive embedded control, sensor interfacing, and low-power IoT edge nodes.
- Manufacturer
- Microchip
- Package
- Quad Flat No-Lead
- Pin Count
- 20
- Lifecycle
- ACTIVE
- Datasheet
- PIC16F18345-I/GZ Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.9600(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of PIC16F18345-I/GZ?
- 8-bit PIC16 CPU at up to 32 MHz with 14 kB Flash program memory
- Integrated ADC and DAC channels for direct analog signal processing
- Low-voltage operation from 2.3 V at 16 MHz enabling battery-powered designs
- Ultra-compact 20-pin UQFN package for space-constrained embedded applications
What is PIC16F18345-I/GZ used for?
The PIC16F18345-I/GZ targets cost-effective embedded control designs such as consumer appliance controllers, HVAC sensors, and portable measurement devices requiring both analog and digital processing in a small footprint. Its integrated ADC and DAC allow direct sensor acquisition and analog output generation without external components, reducing BOM cost and board area. The low-voltage operation at 2.3 V makes it an efficient choice for battery-powered IoT nodes and wearable devices.
What are the specifications of PIC16F18345-I/GZ?
| Manufacturer Package Code | UQFN-20 |
| Factory Lead Time | 8Weeks |
| YTEOL | 14 |
| Has ADC | YES |
| Additional Feature | OPERATES AT 2.3V 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 | S-PQCC-N20 |
| 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 | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | LCC20,.16SQ,20 |
| Package Shape | SQUARE |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| Qualification Status | Not Qualified |
| RAM (bytes) | 1024 |
| ROM (words) | 14336 |
| ROM Programmability | FLASH |
| Speed | 32MHz |
| Supply Current-Max | 3.1mA |
| 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 | 0.5mm |
| Terminal Position | QUAD |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Quad Flat No-Lead |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.31.00.01 |
| Country of Origin | Thailand |
Where can I find the PIC16F18345-I/GZ datasheet?
PIC16F18345-I/GZ Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for PIC16F18345-I/GZ?
Compatible alternatives and drop-in replacements for PIC16F18345-I/GZ:
RISC Microcontroller, 8-Bit, FLASH, PIC16 CPU, 32MHz, CMOS, PQCC20
7KB, 512B RAM, 256B EEPROM, 10b ADC, Comp, 5b DAC, 10b PWM, CCP, CLC, NCO, CWG
7KB, 512 B RAM, 4xPWMs, Comparator, DAC, ADC, CWG, 2xEUSART, SPI/I2C
28KB, 2KB RAM, 256 EEPROM, 12b ADC2, Comparator, DAC, PWM, CCP, CLC, NCO, CWG,
RISC Microcontroller, 8-Bit, FLASH, PIC16 CPU, 32MHz, CMOS, PQCC20
Frequently Asked Questions
At what minimum voltage can the PIC16F18345-I/GZ operate and what clock speed does that support?
The PIC16F18345-I/GZ can operate at a minimum supply voltage of 2.3 V while running at 16 MHz clock frequency. At the full 32 MHz maximum clock speed, a higher supply voltage is required. This low-voltage capability makes the device well suited for 2-cell alkaline or single-cell lithium battery applications where rail voltage can drop below 3 V during normal operation.
How does having both ADC and DAC on-chip benefit a sensor node design using PIC16F18345-I/GZ?
Integrating both ADC and DAC channels on the PIC16F18345-I/GZ eliminates external converter ICs, saving PCB space and reducing BOM cost. The ADC digitizes analog sensor inputs such as temperature or light level, while the DAC generates reference or control voltages for actuators or op-amp offsets. This single-chip solution is especially valuable in the 20-pin UQFN form factor where adding external components would compromise board density.
How does the UQFN-20 package compare to a DIP package for production volume designs?
The 20-pin UQFN package occupies a fraction of the board area compared to a through-hole DIP-20 package, making it better suited for surface-mount automated assembly in high-volume production. The UQFN footprint enables tighter component spacing, important in wearable and miniaturized IoT devices. However, it requires reflow soldering equipment, while the DIP variant is easier for prototype hand-soldering with 0.1 inch pin spacing.
For an HVAC control board design, can the PIC16F18345-I/GZ run the sensor sampling and motor control logic simultaneously?
Yes, the PIC16F18345-I/GZ's 32 MHz clock and 14 kB Flash provide enough headroom to run sensor sampling via ADC, PID control algorithms, and PWM motor drive outputs concurrently. HVAC applications typically require reading NTC thermistor inputs at 10 ms intervals and updating fan speed PWM signals at 20 kHz, both well within the capabilities of this 8-bit microcontroller operating from a 3.3 V or 5 V supply rail.
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About Microchip
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More from Microchip
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $1.3200 | $1.32 |
| 2+ | $1.0619 | $2.12 |
| 25+ | $1.0600 | $26.50 |
| 1000+ | $1.0100 | $1010.00 |
| 5000+ | $0.9600 | $4800.00 |
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