PIC16F946-E/PT Microchip Integrated Circuit (Quad Flat Packages) In Stock
Microchip PIC16F946-E/PT is an 8-bit PIC16 microcontroller with 14KB flash, 352 bytes RAM, integrated ADC, and up to 20MHz clock in a TQFP-64 package. It operates from 2V minimum supply at 4MHz, enabling battery-powered applications with 64 pins for high I/O count designs. Available in stock with worldwide shipping.
- Manufacturer
- Microchip
- Package
- Quad Flat Packages
- Pin Count
- 64
- Lifecycle
- ACTIVE
- Datasheet
- PIC16F946-E/PT Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $3.5300(MOQ 80)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 8-bit PIC16 core running up to 20MHz with 14KB flash and 352 bytes RAM for cost-effective embedded control with ample code space
- Wide supply voltage range from 2V minimum at 4MHz, enabling direct battery operation in portable and low-power products
- 64-pin TQFP package providing high I/O density with integrated ADC for multi-channel analog sensing in a compact SMT footprint
Applications
The PIC16F946-E/PT is designed for mid-complexity embedded applications such as industrial control panels, home automation gateways, and multi-channel sensor hubs where 8-bit processing at 20MHz and numerous I/O lines are required in a single device. Its 2V minimum supply capability suits battery-operated data loggers and remote monitoring nodes, while the TQFP-64 footprint simplifies PCB routing for designs needing more than 40 general-purpose I/O pins.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | TQFP-64 |
| Factory Lead Time | 7Weeks |
| YTEOL | 9 |
| Has ADC | YES |
| Additional Feature | ALSO OPERATES AT 2V MINIMUM SUPPLY AT 4 MHZ |
| 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 | S-PQFP-G64 |
| JESD-609 Code | e3 |
| Low Power Mode | YES |
| Number of External Interrupts | 1 |
| Number of I/O Lines | 53 |
| Number of Serial I/Os | 1 |
| Number of Timers | 5 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TQFP64,.47SQ |
| Package Shape | SQUARE |
| Package Style | FLATPACK, THIN PROFILE, FINE PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| RAM (bytes) | 336 |
| ROM (words) | 14336 |
| ROM Programmability | FLASH |
| Screening Level | TS 16949 |
| Speed | 20MHz |
| Supply Current-Max | 4.8mA |
| Supply Voltage-Max | 5.5V |
| Supply Voltage-Min | 4.5V |
| Supply Voltage-Nom | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.5mm |
| Terminal Position | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Quad Flat Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | EAR99 |
| HTS Code | 8542.31.00.01 |
| Country of Origin | Philippines, Thailand |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How many I/O pins and ADC channels does the PIC16F946-E/PT offer for sensor interface designs?
The PIC16F946-E/PT provides up to 53 general-purpose I/O pins through the 64-pin TQFP package and includes a multi-channel ADC capable of 10-bit conversion. This combination enables simultaneous interface to multiple analog sensors, digital switches, and communication peripherals without requiring I/O expander ICs in moderate-complexity designs.
At what supply voltage can the PIC16F946-E/PT operate for battery-powered embedded systems?
The PIC16F946-E/PT operates down to 2V minimum supply at 4MHz clock frequency, allowing direct use with two AAA alkaline cells or a partially discharged lithium coin cell. At full 5V supply, it runs at the maximum 20MHz, providing a flexible power-performance trade-off suitable for adaptive duty-cycle designs that throttle frequency when battery voltage drops.
How does PIC16F946-E/PT compare to PIC16F887 when selecting between 8-bit Microchip MCUs for high pin-count boards?
The PIC16F946-E/PT in TQFP-64 offers more I/O pins than the PIC16F887 in 40-pin DIP or 44-pin TQFP, making it preferable for designs that require more than 36 I/O lines. Both share similar 8-bit PIC16 instruction sets and peripheral sets, so firmware is largely portable, but the PIC16F946 provides 14KB flash versus the F887's 14KB, with the extra pin count being the primary differentiator.
What communication peripherals are integrated in the PIC16F946-E/PT to reduce external component count?
The PIC16F946-E/PT integrates USART, SPI, and I2C (MSSP) hardware peripherals, enabling direct connection to serial sensors, EEPROMs, display controllers, and wireless modules at baud rates up to 1Mbps without external bridge ICs. These peripherals share the 64 available pins, supporting multi-protocol boards where UART, I2C, and SPI buses operate simultaneously.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 80+ | $5.7300 | $458.40 |
| 100+ | $4.0100 | $401.00 |
| 1000+ | $3.6900 | $3690.00 |
| 5000+ | $3.5300 | $17650.00 |
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