PIC16F721-I/SO Microchip Integrated Circuit (Small Outline Packages) In Stock
Microchip PIC16F721-I/SO is an 8-bit PIC microcontroller with 7KB Flash program memory, 256B SRAM, and 18 I/O pins with integrated ADC. Runs at up to 16MHz clock frequency in a 20-pin SOIC package. Available from stock with worldwide shipping.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 20
- Lifecycle
- ACTIVE
- Datasheet
- PIC16F721-I/SO Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.1000(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 PIC16F721-I/SO?
- 8-bit PIC16 core with 7KB Flash and 256B SRAM supporting a wide range of embedded control applications at up to 16MHz
- Integrated ADC and 18 configurable I/O pins enable flexible analog and digital interfacing without external components
- Low-power 20-pin SOIC package with nanoWatt XLP technology for battery-powered and energy-sensitive designs
What is PIC16F721-I/SO used for?
The PIC16F721-I/SO is well-suited for low-cost embedded control applications such as home appliance controllers, sensor interfaces, and consumer electronics where compact code and mixed analog/digital I/O are required. Its integrated ADC and extensive peripheral set make it an efficient choice for motor control, lighting systems, and IoT edge nodes needing a small form-factor microcontroller.
What are the specifications of PIC16F721-I/SO?
| Manufacturer Package Code | SOIC-20 |
| Factory Lead Time | 7Weeks |
| YTEOL | 9 |
| Has ADC | YES |
| Bit Size | 8 |
| Boundary Scan | NO |
| CPU Family | PIC16 |
| Clock Frequency-Max | 16MHz |
| DAC Channels | NO |
| 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 | 4 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP20,.4 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| RAM (bytes) | 256 |
| ROM (words) | 7168 |
| ROM Programmability | FLASH |
| Screening Level | TS 16949 |
| Speed | 16MHz |
| Supply Current-Max | 4.1mA |
| Supply Voltage-Max | 5.5V |
| Supply Voltage-Min | 1.8V |
| Supply Voltage-Nom | 3.3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| 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 | EAR99 |
| HTS Code | 8542.31.00.01 |
| Country of Origin | Malaysia, Philippines, Thailand |
Where can I find the PIC16F721-I/SO datasheet?
PIC16F721-I/SO Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for PIC16F721-I/SO?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What are the memory specifications of the PIC16F721-I/SO?
The PIC16F721-I/SO features 7KB of Flash program memory and 256 bytes of SRAM data memory, providing sufficient storage for moderate-complexity embedded applications while keeping power consumption and cost low.
What is the maximum clock frequency of the PIC16F721-I/SO?
The PIC16F721-I/SO supports a maximum clock frequency of 16MHz using an internal or external oscillator, enabling efficient processing for real-time control tasks in industrial, consumer, and embedded applications.
Does the PIC16F721-I/SO include an analog-to-digital converter?
Yes, the PIC16F721-I/SO includes an integrated ADC supporting multiple analog input channels, allowing direct connection to sensors and analog signals without requiring external ADC components in the design.
What package does the PIC16F721-I/SO use?
The PIC16F721-I/SO is packaged in a 20-pin SOIC (Small Outline Integrated Circuit) with 1.27mm pin pitch, which is compatible with standard SMD assembly processes and provides a compact footprint for PCB designs.
What are common alternatives to the PIC16F721-I/SO?
Common alternatives include the PIC16F722 and PIC16F723 from Microchip, which offer larger Flash and SRAM options. The PIC16F1618 is a newer family member with enhanced peripherals including a PWM and comparator module for more demanding applications.
Related Guides
LM34966QPWPRQ1 Converter Selection and Procurement Guide
Select LM34966QPWPRQ1 and compare four power-management paths using topology, compatibility, qualification, and procurement checks.
Oct 27, 2026
ERJ-2RKF49R9X Design Guide for PCB Validation
Validate a 49.9 ohm resistor position with power calculations, termination topology, thermal checks, and controlled PCB measurements.
Oct 27, 2026
LM34966QPWPRQ1 Design Guide for SEPIC Power Supplies
Design an LM34966QPWPRQ1 SEPIC supply with practical current, voltage, magnetic, thermal, and validation checks.
Oct 26, 2026
NSI50350AST3G Selection Guide: Package, Current and Procurement Fit
Select NSI50350AST3G and screen four NSI alternatives by current, package, thermal limits, compliance evidence, and traceable supply.
Oct 26, 2026
Why Buy from FindMyChip
About Microchip
Microchip is a leading electronic component manufacturer. FindMyChip sources Microchip ICs directly from authorized China distributors, offering competitive pricing and reliable stock.
More from Microchip
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $1.5300 | $1.53 |
| 76+ | $1.3900 | $105.64 |
| 100+ | $1.2700 | $127.00 |
| 1000+ | $1.1800 | $1180.00 |
| 5000+ | $1.1000 | $5500.00 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“FindMyChip sourced our entire STM32 BOM in 48 hours when our usual distributor had 16-week lead times.”
You May Also Like
ACS770ECB-200U-PFF-T
Allegro Microsystems
Integrated Circuit
ACS770KCB-150U-PFF-T
Allegro Microsystems
Integrated Circuit
MC33901WEF
NXP
Integrated Circuit
MC7808BDTRKG
ON Semiconductor
Integrated Circuit
PA94EC
Apex Microtechnology
Integrated Circuit
AP7315-28SR-7
Diodes Inc.
Integrated Circuit
74HCT245D
Nexperia
Integrated Circuit
CY62256VNLL-70ZXCT
Cypress Semiconductor
Integrated Circuit
EPM7032AETC44-4N
Intel
Integrated Circuit
EPM3512AQC208-10N
Intel
Integrated Circuit
EPM3256ATC144-7N
Intel
Integrated Circuit
EPM3256AQC208-7N
Intel
Integrated Circuit
EPM3256AQC208-10N
Intel
Integrated Circuit
EPM3128ATC100-7N
Intel
Integrated Circuit
EPM1270F256C4N
Intel
Integrated Circuit
EPF8282ATC100-4N
Intel
Integrated Circuit
EPF6016QC208-2N
Intel
Integrated Circuit
EPF6016ATC144-3N
Intel
Integrated Circuit
EPF10K30ATC144-3N
Intel
Integrated Circuit
EPC2TI32N
Intel
Integrated Circuit
EPC2LC20
Intel
Integrated Circuit
EP3SL150F1152C4N
Intel
Integrated Circuit
EP2SGX60DF780C5N
Intel
Integrated Circuit
EP2SGX60CF780C5N
Intel
Integrated Circuit