PIC16LF721-I/SS Microchip Integrated Circuit (Small Outline Packages) In Stock
The PIC16LF721-I/SS is an 8-bit PIC16 microcontroller from Microchip with a 16 MHz maximum clock, integrated ADC, and up to 18 I/O pins in a 20-pin SSOP package. It targets low-power embedded control applications on 5.30 mm pitch. Available from stock with worldwide shipping.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 20
- Lifecycle
- ACTIVE
- Datasheet
- PIC16LF721-I/SS Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.9600(MOQ 5)
- 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 PIC16LF721-I/SS?
- 8-bit PIC16 architecture clocked up to 16 MHz provides 4 MIPS throughput for responsive embedded control at low supply voltages
- Built-in ADC enables direct analog sensor interfacing, reducing external component count in data-acquisition designs
- Compact 20-pin SSOP footprint with 18 available I/O lines suits space-constrained PCBs in consumer and industrial products
What is PIC16LF721-I/SS used for?
The PIC16LF721-I/SS fits cost-sensitive embedded applications such as appliance control panels, HVAC sensor nodes, and small motor controllers that require analog signal conditioning alongside digital I/O. Its 16 MHz clock and integrated ADC channels allow real-time feedback loops for temperature regulation, fan speed control, and LED dimming without external analog front-end ICs. The 20-pin SSOP form factor also makes it a practical replacement candidate for older PIC16F72x series devices in existing PCB layouts.
What are the specifications of PIC16LF721-I/SS?
| Manufacturer Package Code | SSOP-20 |
| Factory Lead Time | 6Weeks |
| 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 | 14 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SSOP20,.3 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| RAM (bytes) | 256 |
| ROM (words) | 4096 |
| ROM Programmability | FLASH |
| Screening Level | TS 16949 |
| Speed | 16MHz |
| Supply Current-Max | 3.9mA |
| Supply Voltage-Max | 3.6V |
| 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 | 0.65mm |
| 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 | Philippines, Thailand |
Where can I find the PIC16LF721-I/SS datasheet?
PIC16LF721-I/SS Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for PIC16LF721-I/SS?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How much processing throughput does PIC16LF721-I/SS deliver at its maximum clock speed for a real-time control loop?
Running at its 16 MHz maximum clock frequency, the PIC16LF721-I/SS executes approximately 4 MIPS (million instructions per second) because the PIC16 core completes most instructions in 4 clock cycles. This throughput is sufficient for a 1 ms PID control loop with ADC sampling, PWM output updates, and UART telemetry transmissions running concurrently in a single foreground task or interrupt-driven scheduler.
For a motor speed controller PCB, how many sensor and actuator signals can PIC16LF721-I/SS handle simultaneously?
In the 20-pin SSOP package, the PIC16LF721-I/SS provides up to 18 I/O pins, several of which double as ADC inputs. A typical motor controller design could allocate 4 ADC channels for current and voltage sensing, 2 PWM outputs for motor drive, 2 digital inputs for encoder pulses, and still retain 10 general-purpose I/O lines for fault flags, enable signals, and a 2-wire UART debug interface.
When is PIC16LF721-I/SS a more compact alternative to a 28-pin PIC16 device for simple appliance control?
The PIC16LF721-I/SS in a 20-pin SSOP occupies roughly 30 % less PCB area than a 28-pin SSOP PIC16 device, making it the right choice when fewer than 18 I/O pins are required and cost reduction is a priority. At the same 16 MHz clock speed and equivalent ADC capability, it delivers the same processing performance in a smaller, lower-cost package that reduces both PCB real estate and per-unit BOM expense.
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More from Microchip
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 5+ | $1.3000 | $6.50 |
| 25+ | $1.2100 | $30.25 |
| 100+ | $1.1000 | $110.00 |
| 134+ | $1.0800 | $144.72 |
| 1000+ | $1.0200 | $1020.00 |
| 5000+ | $0.9600 | $4800.00 |
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