PIC16C65A-10/PQ Microchip Integrated Circuit (Other) In Stock
PIC16C65A-10/PQ is an 8-bit CMOS PIC microcontroller from Microchip with up to 10 MHz clock frequency, 44-pin PQFP package, and OTP (one-time programmable) memory architecture. Designed for embedded control applications requiring a cost-effective 8-bit MCU with rich I/O.
- Manufacturer
- Microchip
- Package
- Other
- Pin Count
- 44
- Lifecycle
- OBSOLETE
- Datasheet
- PIC16C65A-10/PQ Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- ?°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 8-bit PIC CPU core with up to 10 MHz clock for general-purpose embedded control
- 44-pin PQFP (S-PQFP-G44) package providing ample GPIO for peripheral-dense designs
- OTP (one-time programmable) memory suited for high-volume cost-sensitive production
- No ADC or DMA reduces complexity for pure digital or interface control applications
- JESD-609 e3 classification confirming lead-free assembly compatibility
Applications
PIC16C65A-10/PQ is used in legacy embedded control systems, appliance controllers, and industrial interfaces requiring a cost-effective 8-bit OTP microcontroller with 44 pins. Its 10 MHz clock and rich digital I/O make it appropriate for keyboard controllers, motor sequencers, and communication protocol bridges in established product lines.
Specifications
| YTEOL | 0 |
| Has ADC | NO |
| Bit Size | 8 |
| Boundary Scan | NO |
| CPU Family | PIC |
| Clock Frequency-Max | 10MHz |
| DAC Channels | NO |
| DMA Channels | NO |
| JESD-30 Code | S-PQFP-G44 |
| JESD-609 Code | e3 |
| Number of I/O Lines | 33 |
| On Chip Program ROM Width | 14 |
| PWM Channels | NO |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | QFP44,.5SQ,32 |
| Package Shape | SQUARE |
| Package Style | FLATPACK |
| Qualification Status | Not Qualified |
| RAM (bytes) | 192 |
| ROM (words) | 4096 |
| ROM Programmability | OTPROM |
| Screening Level | ISO/TS-16949 |
| Speed | 10MHz |
| Supply Voltage-Max | 5.5V |
| Supply Voltage-Min | 4.5V |
| Supply Voltage-Nom | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | COMMERCIAL |
| Terminal Finish | MATTE TIN |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.8mm |
| Terminal Position | QUAD |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| HTS Code | 8542.31.00.15 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the maximum clock frequency of PIC16C65A-10/PQ, and how does it compare to newer PIC16F parts running at 20 MHz?
PIC16C65A-10/PQ runs at a maximum of 10 MHz, which is half the 20 MHz available on newer PIC16F devices. While this limits raw throughput, it is adequate for simple state machines, protocol handling, and I/O control tasks typical of legacy 8-bit embedded systems.
Does PIC16C65A-10/PQ include an on-chip ADC, and how does its absence affect analog sensing designs?
PIC16C65A-10/PQ does not include an ADC, so designs requiring analog measurement must add an external ADC connected via SPI or I2C. This is a key distinction from PIC16F variants with integrated 10-bit ADC channels, and should be evaluated during design selection.
How does the 44-pin PQFP package of PIC16C65A-10/PQ support high pin-count peripheral connections in embedded systems?
The 44-pin PQFP (S-PQFP-G44) body provides a large number of GPIO, timer, UART, and SPI/I2C peripheral pins, enabling direct connection to multiple external devices without I/O expanders. The PQFP format is compatible with standard SMT assembly processes at 10 MHz operating speeds.
What is the lifecycle status of PIC16C65A-10/PQ, and what should procurement teams do when sourcing it for existing production?
PIC16C65A-10/PQ shows a YTEOL of 0, indicating end-of-life status. Procurement teams should verify remaining distributor inventory, assess pin-compatible PIC16F replacements running at up to 20 MHz, and plan a qualification cycle before the supply depletes to avoid production stoppages.
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