PIC16C72A-20/SO Microchip Integrated Circuit (Other) In Stock

PIC16C72A-20/SO is a Microchip 8-bit PIC microcontroller running up to 20 MHz with 2 KB program memory and integrated ADC. It features 28 pins in SOIC package for compact embedded designs. Available in stock with worldwide shipping.

ACTIVEIntegrated CircuitVerified Jun 2026
Package / Visual Reference
PIC16C72A-20/SOOther
Quick Facts
Manufacturer
Microchip
Package
Other
Pin Count
28
Lifecycle
ACTIVE
Category
Integrated Circuit
Price
From $4.1400(MOQ 1)
Temp Range
?°C to 70.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Key Features

  • 8-bit PIC16 core with up to 20 MHz clock for cost-effective real-time control tasks
  • Integrated ADC for direct analog sensor sampling without external conversion circuitry
  • 2 KB EEPROM program memory in 28-pin SOIC package enabling compact PCB layouts
  • Wide peripheral set including timers, USART, SPI, and I2C for flexible connectivity

Applications

PIC16C72A-20/SO is used in embedded control applications such as sensor data acquisition, home appliance control, and low-cost industrial automation where an 8-bit microcontroller with on-chip ADC is sufficient. Its 20 MHz operation and 28-pin SOIC form factor suit space-constrained PCB designs in consumer electronics and metering equipment. The device is also a proven choice for legacy system maintenance and cost-driven volume production of simple control boards.

Specifications

Pbfree CodeYes
Manufacturer Package CodeSOIC-28
Factory Lead Time5Weeks
Date Of Intro1990-01-01
YTEOL3
Has ADCYES
Bit Size8
Boundary ScanNO
CPU FamilyPIC16
Clock Frequency-Max20MHz
DAC ChannelsNO
DMA ChannelsNO
FormatFIXED POINT
Integrated CacheNO
JESD-30 CodeR-PDSO-G28
JESD-609 Codee3
Low Power ModeYES
Number of External Interrupts1
Number of I/O Lines22
Number of Timers5
On Chip Data RAM Width8
On Chip Program ROM Width14
PWM ChannelsYES
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeSOP28,.4
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE
Qualification StatusNot Qualified
RAM (bytes)128
ROM (words)2048
ROM ProgrammabilityOTPROM
Screening LevelTS 16949
Speed20MHz
Supply Current-Max20mA
Supply Voltage-Max5.5V
Supply Voltage-Min4V
Supply Voltage-Nom5V
Surface MountYES
TechnologyCMOS
Temperature GradeCOMMERCIAL
Terminal FinishMatte Tin (Sn)
Terminal FormGULL WING
Terminal Pitch1.27mm
Terminal PositionDUAL
uPs/uCs/Peripheral ICs TypeMICROCONTROLLER, RISC
PackageOther

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
Moisture Sensitivity LevelMSL 1
ECCNEAR99
HTS Code8542.31.00.01
Country of OriginThailand

Datasheet

PIC16C72A-20/SO Datasheet Download

Official datasheet from Microchip

Alternate & Equivalent Parts

Compatible alternatives and drop-in replacements for PIC16C72A-20/SO:

PIC16C72A-20I/SOMicrochip Technology Inc

MCU CMOS 28 LD 20MHZ 2K EPRM

View Part →
PIC16C72-20I/SOMicrochip Technology Inc

RISC Microcontroller, 8-Bit, OTPROM, PIC16 CPU, 20MHz, CMOS, PDSO28

View Part →
PIC16C76-20/SOMicrochip Technology Inc

RISC Microcontroller, 8-Bit, OTPROM, PIC16 CPU, 20MHz, CMOS, PDSO28

View Part →
PIC16C73B-20/SOMicrochip Technology Inc

MCU CMOS 28 LD 20MHZ 4K EPRM

View Part →

Frequently Asked Questions

What clock frequency and program memory size does PIC16C72A-20/SO offer for embedded control tasks?

PIC16C72A-20/SO operates at a maximum clock frequency of 20 MHz and includes 2 KB of EEPROM program memory, providing sufficient throughput and code space for simple sensor reading, motor control, and communication tasks in 8-bit embedded designs.

Does PIC16C72A-20/SO include an ADC, and how many analog input channels are available?

Yes, PIC16C72A-20/SO includes an integrated ADC with 5 analog input channels. This allows direct connection of sensors such as temperature, pressure, or light transducers without needing external analog-to-digital converters, reducing component count and BOM cost.

How does the 28-pin SOIC package of PIC16C72A-20/SO compare to DIP packages for space-constrained PCB layouts?

The 28-pin SOIC package of PIC16C72A-20/SO occupies roughly 40% less board area than an equivalent 28-pin DIP package, making it preferable for compact PCB designs where lead pitch of 1.27 mm enables higher-density routing and automated SMT assembly.

Which serial communication interfaces does PIC16C72A-20/SO support for connectivity in embedded systems?

PIC16C72A-20/SO supports USART for RS-232 or RS-485 communication, plus SPI and I2C interfaces operating at standard 100 kHz and fast 400 kHz modes, enabling integration with sensors, EEPROMs, displays, and other peripherals in multi-device embedded systems.

Why Buy from FindMyChip

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Verified supply chain with full traceability & inspection
$
Competitive Pricing
Factory-direct from China distributors, low MOQ
Fast Shipping
DHL Express 3–5 days · FedEx/UPS 5–7 days worldwide
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About Microchip

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AvailabilityIn Stock
Reference Price (USD)
From $4.1400
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
1+$4.8300$4.83
2+$4.6790$9.36
4+$4.3110$17.24
8+$4.2488$33.99
16+$4.1866$66.99
1000+$4.1400$4140.00
pcs
Unit price: $4.8300 · Total: $4.83

In Stock · 24h Response · Worldwide Shipping

Lead Time3-7 business days
MOQFrom 1 piece
ShippingDHL / FedEx / UPS
OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

FindMyChip sourced our entire STM32 BOM in 48 hours when our usual distributor had 16-week lead times.

TM
Thomas Mueller
Hardware Lead, SensorTech GmbH, Germany