PIC16F690-E/P Tech Specifications
Microchip - PIC16F690-E/P technical specifications, attributes, parameters and parts with similar specifications to Microchip - PIC16F690-E/P

Product Attribute	Attribute Value
Part Number	PIC16F690-E/P
Package	PDIP-20
Description	PDIP-20
Stock Condition	Get 11300 pcs available quantity at Allelco
Payment	PayPal / TT / Credit Card / Western Union
Allelco Certifications	ESD / ISO 9001 / ISO 13485 / ISO 28000

Product Attribute	Attribute Value
Manufacturer	Microchip Technology
RoHs Status	-
Warranty	100% Perfect Functions
Transport port	Hong Kong
Shipping by	DHL / FedEx / UPS / TNT / SF Express
RFQ Email	info@allelco.com

Parts Introduction

Manufacturer Part Number

PIC16F690-E/P

Manufacturer

microchip-technology

Introduction

The PIC16F690 is a high-performance, low-power 8-bit microcontroller from Microchip Technology. It features a FLASH program memory, EEPROM data memory, and a range of on-chip peripherals, making it a versatile and cost-effective solution for a wide variety of embedded applications.

Product Features and Performance

8-bit PIC microcontroller core operating at up to 20MHz

7KB (4K x 14) of FLASH program memory

256 x 8 bytes of EEPROM data memory

256 x 8 bytes of RAM

12-channel, 10-bit A/D converter

On-chip peripherals including I2C, SPI, UART/USART, Brown-out Detect/Reset, POR, PWM, and WDT

18 I/O pins

Wide operating voltage range of 2V to 5.5V

Operating temperature range of -40°C to 125°C

Product Advantages

Highly integrated and cost-effective microcontroller solution

Flexible and versatile peripheral set for a wide range of applications

Low power consumption for battery-powered designs

Robust and reliable performance across a wide temperature range

Key Reasons to Choose This Product

Proven and reliable PIC microcontroller technology from Microchip

Extensive ecosystem of development tools, software, and support

Ideal for cost-sensitive, low-power embedded applications

Easy to use and integrate into your design

Quality and Safety Features

Robust design and manufacturing processes for high reliability

Compliance with industry safety and environmental standards

Compatibility

The PIC16F690 is compatible with other PIC16F6XX series microcontrollers, allowing for easy migration and code reuse.

Application Areas

Industrial automation and control

Home appliances and consumer electronics

Automotive and transportation systems

Metering and monitoring devices

Internet of Things (IoT) applications

Product Lifecycle

The PIC16F690 is an active product in our website's sales team's portfolio. There are no direct equivalents or alternative models available at this time. For the latest information on product availability and any updates, please contact our website's sales team.

Frequently Asked Questions(FAQ)

What are the key differences between the PIC16F690-E/P and the PIC16F689 in terms of program memory and I/O configuration, and how might this affect system design for a low-power embedded application?: The PIC16F690-E/P features 7KB of FLASH program memory (4K x 14) and provides 18 general-purpose I/O pins, whereas the PIC16F689 offers only 3.5KB of FLASH and 14 I/Os. For designs requiring more code space or additional peripheral interfacing without external logic, the PIC16F690-E/P enables more complex firmware implementations and simplified PCB routing due to higher pin count, making it preferable in compact, feature-rich systems where power efficiency and integration density are critical.

How does the operating voltage range of the PIC16F690-E/P influence its suitability for battery-powered devices compared to other Microchip 8-bit MCUs?: With a supply voltage range of 2V to 5.5V, the PIC16F690-E/P supports operation down to low voltages such as those from alkaline or rechargeable batteries, which is essential for energy-constrained applications like remote sensors or portable instrumentation. This extended range allows designers to use single-cell Li-ion or NiMH sources without additional regulators, improving system reliability and reducing component count—advantages not universally available across all members of the PIC16F series.

In what scenarios would the internal oscillator configuration of the PIC16F690-E/P be preferred over an external crystal, and what trade-offs should engineers consider regarding timing accuracy?: The PIC16F690-E/P’s internal oscillator eliminates the need for external crystals or resonators, simplifying PCB layout and lowering BOM cost—ideal for mass-produced consumer electronics. However, its typical accuracy may be ±1% or worse than ±10 ppm with an external oscillator. Engineers should evaluate this when precise timing is required, such as in communication protocols (e.g., UART baud rates) or time-critical control loops, where jitter or drift could impact performance.

Can the PIC16F690-E/P reliably drive multiple capacitive loads on its GPIO lines, and what precautions should be taken when connecting LEDs or small motors directly?: While the PIC16F690-E/P can source/sink up to 25mA per I/O pin (with 200mA total package limit), driving inductive loads like motors or high-current LEDs requires caution. Direct connection may exceed safe operating conditions if sustained. Use current-limiting resistors for LEDs and flyback diodes for motors; alternatively, employ external drivers. Designers should verify thermal and electrical stress under worst-case conditions using the absolute maximum ratings and derating guidelines.

How does the watchdog timer (WDT) and brown-out detect (BOD) functionality in the PIC16F690-E/P enhance system robustness in industrial environments?: The integrated WDT ensures automatic reset during software hangs, while BOD monitors Vcc and triggers a reset if voltage drops below a programmable threshold (typically around 2.0V–4.5V depending on configuration). Together, they improve reliability in electrically noisy or unstable power environments common in industrial automation, automotive diagnostics, or battery-operated field devices by preventing undefined states and unintended resets.

Is it feasible to implement a USB interface using only the PIC16F690-E/P without additional hardware, and what alternatives exist for microcontroller-to-host communication?: No, the PIC16F690-E/P lacks native USB support; it only includes UART/USART, SPI, and I2C peripherals. To enable USB communication, an external transceiver (e.g., FTDI chip) or a dedicated USB bridge IC must be added. For simpler serial communication, engineers can leverage its built-in USART module at up to 250 kbps to connect to host systems via RS-232 or USB-to-serial converters.

What considerations apply when selecting between the PDIP and SOIC packaging variants of the PIC16F690, especially for production versus prototyping?: The PIC16F690-E/P is available in a 20-PDIP package, suitable for breadboarding, educational labs, and manual assembly. In contrast, SOIC versions offer smaller footprint and better suitability for automated SMT assembly. Transitioning from prototype (using PIC16F690-E/P in DIP) to volume production typically involves migrating to surface-mount equivalents, though pin compatibility simplifies rework if mechanical constraints allow socketed designs.

How does the EEPROM size in the PIC16F690-E/P support non-volatile data storage in real-world applications such as configuration logging or calibration offsets?: With 256 bytes of EEPROM (256 x 8), the PIC16F690-E/P allows retention of critical settings like user preferences, sensor calibration values, or event logs across power cycles. At 1 million write endurance, it supports thousands of updates—ample for most embedded systems. Engineers should avoid frequent writes (>10k cycles per byte) and consider wear-leveling strategies if long-term logging is needed.

What are the implications of the Moisture Sensitivity Level (MSL) 1 classification for handling and storage of the PIC16F690-E/P in manufacturing workflows?: MSL 1 indicates unlimited shelf life under standard storage conditions (dry ambient), meaning the PIC16F690-E/P can be handled without special humidity-controlled packaging prior to reflow soldering. This simplifies inventory management and reduces costs for manufacturers, especially beneficial for low-volume or prototype batches where long-term sealed storage isn’t practical.

How do the A/D converter specifications of the PIC16F690-E/P compare to those of similar 8-bit MCUs, and what resolution limitations should be anticipated in analog sensing tasks?: The PIC16F690-E/P integrates 12 channels of 10-bit successive approximation ADC with ~±1 LSB integral nonlinearity. Compared to 12-bit MCUs, this limits fine-grained analog measurement precision, but sufficient for thermistor readings, potentiometer inputs, or basic voltage monitoring. For high-resolution applications, external ADCs (e.g., MCP3204) are preferable, but the onboard unit reduces BOM count and latency for moderate-precision sensing.

When would a designer choose the PIC16F690-E/P over a Cortex-M0-based MCU despite its lower processing capabilities?: The PIC16F690-E/P excels in ultra-low-power, cost-sensitive, or legacy-compatible designs where 8-bit simplicity suffices. Its sub-1µA sleep current (typical) and rich peripheral mix (PWM, comparator, WDT) make it ideal for battery-operated metering, simple controllers, or retrofits into existing systems requiring minimal code changes. Cortex-M0 devices offer higher performance but consume more power and require more RAM/FLASH overhead, justifying selection based on throughput vs. efficiency trade-offs.

Are there known limitations in PWM output resolution or frequency achievable using the PIC16F690-E/P’s CCP modules?: The PIC16F690-E/P supports PWM via its Capture/Compare/PWM (CCP) modules with 10-bit resolution in PWM mode. Maximum PWM frequency depends on clock source and prescaler settings—typically up to ~1 MHz with a 20 MHz system clock and no prescaling. However, effective resolution may drop at higher frequencies due to cycle truncation. Engineers should validate duty cycle granularity against motor speed control or LED dimming requirements through empirical testing.

How does temperature range specification (-40°C to +125°C TA) impact reliability in automotive or outdoor industrial applications?: The wide industrial temperature grade ensures stable operation in harsh environments such as engine compartments, factory floors, or outdoor enclosures. Unlike commercial-grade parts limited to 0°C–70°C, the PIC16F690-E/P maintains timing integrity and functional correctness across extreme thermal swings, reducing failure risk in non-climate-controlled deployments and supporting certification in safety-related subsystems.

What steps are necessary to ensure reliable I2C communication between the PIC16F690-E/P and a slow-speed slave device like an EEProm or real-time clock?: To guarantee robust I2C communication, set appropriate slew rate controls (if available), match pull-up resistor values (~4.7 kΩ for 5V systems) to bus capacitance, and respect setup/hold times specified in the datasheet. The PIC16F690-E/P’s I2C module supports standard (100 kHz) and fast (400 kHz) modes. Adding series termination resistors (100–330 Ω) near the PIC can mitigate reflections on long traces, ensuring signal integrity at longer bus lengths.

Does the PIC16F690-E/P support in-circuit programming (ICP) and what tools are required for firmware updates in deployed systems?: Yes, the PIC16F690-E/P supports in-circuit programming via the ICD/ICSP interface using standard debuggers like PICkit 3 or MPLAB ICD 4. This enables flash reprogramming without removing the device, facilitating field updates or debugging. However, bootloader implementation would require custom firmware to receive new code over serial/UART or I2C after initial deployment.

Customers Also Interested in

Recommended Products

Customer Reviews

Evaluation: 10 Articles

Nath***rooks

Jun 11, 2026

Installed this power component in a converter board. Output remained stable under different load conditions and thermal performance was better than expected.
Dani***alkerTech

Jun 1, 2026

Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.
Yuki***aka88

May 26, 2026

信号通信プロジェクトでこのRS-485トランシーバーを使用しました。設置は簡単で、長距離ケーブルでも通信は安定していました。消費電力も、以前使用していたものより低くなっています。
Stev***aker

May 20, 2026

Solid diode for power rectification. Works well in switching circuits.
Bran***Lewis

May 11, 2026

Compact FPGA with good performance. Suitable for basic signal processing tasks.
Oliv***arris

May 7, 2026

Reliable I/O expander. Works well in embedded control applications.
Jess***Jones

Apr 17, 2026

It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.
Mich***Smith

Apr 17, 2026

Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.
Aman***arris

Apr 3, 2026

It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.
Mike***nch

Apr 3, 2026

Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

Write a Review

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

Use your express account for shipment if you have one.
Use our account for the shipment. Refer to the table below for the approximate charges.

(Different time frame / countries / package size has different price.)

Delivery Method

Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region	Country	Logistic Time(Day)
America	United States	5
America	Brazil	7
Europe	Germany	5
	United Kingdom	4
	Italy	5
Oceania	Australia	6
Oceania	New Zealand	5
Asia	India	4
Asia	Japan	4
Middle East	Israel	6

DHL & FedEx Shipment Charges Reference
Shipment charges(KG)	Reference DHL(USD$)
0.00kg-1.00kg	USD$30.00 - USD$60.00
1.00kg-2.00kg	USD$40.00 - USD$80.00
2.00kg-3.00kg	USD$50.00 - USD$100.00

Note:: The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

QC (Quality Warranty)
Payment Support
Packaging
Certifications & Memberships

QC (Quality Warranty)

Allelco is committed to exceeding customer expectations through customer service excellence, order accuracy, and on-time delivery.
This is achieved through our commitment to the continual improvement of our processes, services, and products.

Strict quality inspection builds a solid foundation for electronic component quality.

Visual inspection
Performance testing and reliability verification
Standardized full-process testing
Precise control of every parameter

We eliminate defective components and ensure the stable operation of electronic devices through professional quality standards.

Quality Inspection

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Packaging

Electrostatic Discharge Protection and Handling

All electrostatic-sensitive components are handled in accordance with electrostatic discharge control procedures. The products are hermetically sealed in anti-static safe packaging to prevent electrostatic damage. Appropriate labeling is also applied for identification and traceability. This ensures product integrity during storage, handling and transportation.

ESD

Certifications & Memberships

Third-party certified, strict quality control. Our certification

ISO 9001: 2015
ISO 13485: 2016
ISO 14001: 2015
ISO 28000: 2007
ISO 45001: 2018
GB/T 27922-2011

SMTA
IPC
ESD
PSMA

PIC16F690-E/P

Microchip
41D-PIC16F690-E/P

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Please refer to the English Version as our Official Version.Return

PIC16F690-E/P - Microchip

Specifications

Parts Introduction

Manufacturer Part Number

Manufacturer

Introduction

Product Features and Performance

Product Advantages

Key Reasons to Choose This Product

Quality and Safety Features

Compatibility

Application Areas

Product Lifecycle

Frequently Asked Questions(FAQ)

Customers Also Interested in

Recommended Products

Customer Reviews

Evaluation: 10 Articles

Installed this power component in a converter board. Output remained stable under different load conditions and thermal performance was better than expected.

Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.

信号通信プロジェクトでこのRS-485トランシーバーを使用しました。設置は簡単で、長距離ケーブルでも通信は安定していました。消費電力も、以前使用していたものより低くなっています。

Solid diode for power rectification. Works well in switching circuits.

Compact FPGA with good performance. Suitable for basic signal processing tasks.

Reliable I/O expander. Works well in embedded control applications.

It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.

Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

Write a Review

Shipment

Delivery Time

Delivery Cost

Delivery Method

QC (Quality Warranty)

Payment Support

Packaging

Electrostatic Discharge Protection and Handling

Certifications & Memberships

PIC16F690-E/P

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Feedback

Please refer to the English Version as our Official Version.