PIC16C63A-20/SO Microchip Integrated Circuit (Small Outline Packages) In Stock
PIC16C63A-20/SO is an 8-bit microcontroller from Microchip Technology operating at up to 20MHz clock frequency in a 28-pin SOIC package. It features the PIC16 RISC architecture with on-chip peripherals for cost-effective embedded control applications. Available lead-free with a 5-week factory lead time for industrial and consumer equipment designs.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 28
- Lifecycle
- ACTIVE
- Datasheet
- PIC16C63A-20/SO Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $3.8400(MOQ 1)
- Temp Range
- ?°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 20MHz maximum clock frequency with PIC16 RISC architecture provides efficient single-cycle instruction execution for real-time control tasks
- 28-pin SOIC package enables straightforward PCB integration with multiple GPIO and peripheral pins in a compact SMD footprint
- 8-bit PIC16 CPU family ensures broad compatibility with Microchip's extensive development tools, compilers, and application libraries
- On-chip peripherals including timers, USART, and SPI reduce external component count for cost-sensitive embedded designs
Applications
PIC16C63A-20/SO is used in industrial control panels, home appliance controllers, and consumer electronics requiring a low-cost 8-bit microcontroller with robust peripheral support. Its 20MHz RISC core handles real-time I/O tasks such as motor speed control, keypad scanning, and serial communication efficiently without an RTOS. The device also suits legacy system maintenance and replacement designs where PIC16 architecture compatibility and SOIC-28 footprint are required.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | SOIC-28 |
| Factory Lead Time | 5Weeks |
| Date Of Intro | 1990-01-01 |
| YTEOL | 3 |
| Has ADC | NO |
| Bit Size | 8 |
| Boundary Scan | NO |
| CPU Family | PIC16 |
| Clock Frequency-Max | 20MHz |
| DAC Channels | NO |
| DMA Channels | NO |
| Format | FIXED POINT |
| Integrated Cache | NO |
| JESD-30 Code | R-PDSO-G28 |
| JESD-609 Code | e3 |
| Number of External Interrupts | 1 |
| Number of I/O Lines | 22 |
| Number of Serial I/Os | 1 |
| Number of Timers | 7 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 14 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP28,.4 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| RAM (bytes) | 192 |
| ROM (words) | 4096 |
| ROM Programmability | OTPROM |
| Screening Level | TS 16949 |
| Speed | 20MHz |
| Supply Voltage-Max | 5.5V |
| Supply Voltage-Min | 4V |
| Supply Voltage-Nom | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | COMMERCIAL |
| 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 |
| ## PIC16C63A-20/SO Alternates Showing results | Image |
| 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 | Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for PIC16C63A-20/SO:
suggested
suggested
suggested
RISC Microcontroller, 8-Bit, OTPROM, PIC16 CPU, 20MHz, CMOS, PDSO28
Frequently Asked Questions
How does PIC16C63A-20/SO's 20MHz clock affect its instruction throughput in a real-time motor control application?
The PIC16C63A-20/SO executes most instructions in a single instruction cycle at 20MHz, yielding an effective throughput of 5 million instructions per second (5 MIPS). In a real-time motor control loop sampling encoder pulses and updating PWM duty cycles, this 5MIPS throughput allows control loop periods as short as 50µs while leaving headroom for communication and fault handling routines, making it well suited for low-power single-phase motor controllers and relay timing applications.
Which serial communication interfaces does PIC16C63A-20/SO include and how do they fit into a sensor data collection design?
The PIC16C63A-20/SO includes a hardware USART for asynchronous serial communication at baud rates up to 312.5kbps at 20MHz, as well as a synchronous serial port (SSP) supporting both SPI and I2C modes. In a sensor data collection system, the USART can relay data to a host PC at 115200 baud while the SSP simultaneously reads temperature or pressure sensors over I2C, allowing concurrent data streams without bit-banging and freeing the 8-bit CPU for processing and control tasks.
For a legacy PIC16 embedded system replacement, how does PIC16C63A-20/SO compare to the newer PIC16F628A?
PIC16C63A-20/SO uses OTP (one-time programmable) flash and lacks an on-chip ADC, while PIC16F628A offers 128 bytes of EEPROM, reprogrammable flash, and a comparator module in a smaller 18-pin DIP or SOIC package. For legacy system replacement where the original firmware binary is fixed and no ADC is needed, PIC16C63A-20/SO in SOIC-28 is a direct pin-compatible drop-in. For new designs requiring in-field firmware updates or analog inputs, PIC16F628A offers a more modern and flexible architecture.
How many I/O pins does PIC16C63A-20/SO provide and how are they organized across ports?
The PIC16C63A-20/SO provides 22 general-purpose I/O pins organized across three ports: PORTA (6 pins), PORTB (8 pins), and PORTC (8 pins), all individually configurable as inputs or outputs via TRIS registers. This 22-pin I/O capacity in a 28-pin SOIC package supports applications such as 4x4 keypad matrix scanning using 8 pins, a 4-bit LCD interface on 6 pins, and a serial link on the remaining PORTC pins — sufficient for typical control panel and instrument designs without an I/O expander.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $5.0000 | $5.00 |
| 6+ | $3.8400 | $23.04 |
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