PIC16C710-20I/P - 20MHz 8-bit OTP MCU 4xADC | Microchip
Артикул: PIC16C710-20I/P ✗ Снят с производства| Кол-во | Цена за ед. | Итого |
|---|---|---|
| 1 | $1.95 | $1,95 |
| 10 | $1.75 | $17,50 |
| 100 | $1.55 | $155,00 |
| 500 | $1.35 | $675,00 |
| 1.000 | $1.18 | $1.180,00 |
PIC16C710-20I/P Обзор
An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, memory (ROM/RAM), and peripherals such as timers, communication interfaces, and increasingly analog blocks like ADCs. In the broader system hierarchy, the PIC16C710 sits under: 8-bit MCU -> microcontroller -> embedded processor -> semiconductor IC. OTP (One-Time Programmable) versions use EPROM-based program memory that can be programmed once and is well-suited to mature, volume-production designs where code stability has been validated.
Key features of the PIC16C710-20I/P include a powerful PIC RISC architecture with only 35 single-word instructions to learn, an 8-bit Timer0 with 8-bit prescaler, integrated Brown-out Reset (BOR) for reliable operation during supply dips, 4-channel 8-bit ADC, and 13 digital I/O pins. The 18-pin PDIP package provides through-hole mounting for prototyping, legacy designs, and harsh-environment industrial equipment where socketed or wave-soldered assembly is preferred over surface-mount.
Technically, the PIC16C710-20I/P uses a 14-bit instruction word with an 8-bit data path, delivering deterministic interrupt latency and predictable timing suitable for motor control and sensor read applications. The 4-channel ADC supports successive-approximation conversion with selectable reference voltages, while the BOR circuit protects against code corruption during brown-out events. Power consumption is minimized through SLEEP mode with wake-up capability via interrupts.
Typical applications include automotive entry-level A/D subsystems, industrial sensor interfaces, consumer appliance controllers, and legacy retrofit designs requiring drop-in 18-pin through-hole microcontrollers. The OTP-based memory suits production runs where field firmware updates are not required.
When designing with this device, ensure the Vdd supply is decoupled with 100 nF + 10 uF bulk capacitors placed close to the IC pins. Configure the ADC acquisition time to meet the source impedance of the analog signals to preserve 8-bit conversion accuracy, and verify the BOR trip voltage matches your supply rail tolerance.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found on the manufacturer datasheet cover page, providing an engineering decision baseline for sourcing PIC16C710-20I/P.
Аналоги без доработки для PIC16C710-20I/P — тот же корпус, pin-to-pin совместимость. Компоненты в других корпусах, требующие переработки PCB, исключены.
Варианты в этой серии
Модели той же серии, совместимые без доработки с PIC16C710-20I/P (тот же форм-фактор и посадочное место) — отличается по Timers, Mounting Type, Program Memory Size, ADC, Package.
Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:
PIC16C710-20E/P
✅ Прямая замена✓ В наличии
$4.95 / шт.
Открыть даташит →PIC16C710-04/P
✅ Прямая замена✓ В наличии
$1.78 / шт.
Открыть даташит →PIC16C710-04/SS
✅ Прямая замена✓ В наличии
$2.1 / шт.
Открыть даташит →PIC16C710-20I/P Максимальные параметры и электрические характеристики
| Core Architecture | 8-bit PIC RISC |
| Instruction Set | 35 single-word instructions, 14-bit instruction word |
| Максимальная тактовая частота | 20 MHz |
| Instruction Execution Time | 200 ns at 20 MHz |
| Program Memory Type | OTP (One-Time Programmable) EPROM |
| Program Memory Size | 896 bytes (512 x 14) |
| Data RAM | 36 bytes |
| Number of I/O Pins | 13 |
| ADC Channels | 4 channels, 8-bit resolution |
| Timers | Timer0: 8-bit timer/counter with 8-bit prescaler |
| Brown-out Reset (BOR) | Yes, integrated |
| Диапазон рабочих температур | -40C to +85C (Industrial grade) |
| Package Type | 18-pin PDIP (Plastic DIP, 0.300 inch / 7.62 mm row spacing) |
| Тип монтажа | Through-Hole |
Конфигурация выводов PIC16C710-20I/P
| Контакт 1 | RA2/AN2 — Bidirectional I/O / Analog input channel 2 |
| Контакт 2 | RA3/AN3 — Bidirectional I/O / Analog input channel 3 |
| Контакт 3 | RA4/T0CKI — Bidirectional I/O / Timer0 clock input |
| Контакт 4 | MCLR — Master Clear (Reset) input, active low |
| Контакт 5 | VSS — Ground reference |
| Контакт 6 | RB0/INT — Bidirectional I/O / External interrupt input |
| Контакт 7 | RB1 — Bidirectional I/O |
| Контакт 8 | RB2 — Bidirectional I/O |
| Контакт 9 | RB3 — Bidirectional I/O |
| Контакт 10 | RB4 — Bidirectional I/O |
| Контакт 11 | RB5 — Bidirectional I/O |
| Контакт 12 | RB6 — Bidirectional I/O |
| Контакт 13 | RB7 — Bidirectional I/O |
| Контакт 14 | VDD — Positive supply voltage |
| Контакт 15 | RC0 — Bidirectional I/O |
| Контакт 16 | RC1 — Bidirectional I/O |
| Контакт 17 | RC2 — Bidirectional I/O |
| Контакт 18 | RC3 — Bidirectional I/O |
Типичное применение
PIC16C710-20I/P подходит для 6 применениеs: Industrial Sensor Interface, Automotive Entry-Level A/D Subsystem, Consumer Appliance Controller, Battery-Powered Monitor Node, HVAC Sensor Interface, Test and Measurement Front-End.
Industrial Sensor Interface
The PIC16C710-20I/P is well suited to industrial sensor interface boards where 4 channels of ADC are needed to read analog signals from temperature sensors, pressure transducers, and potentiometer-based knobs. Its 20 MHz instruction throughput provides sufficient bandwidth for periodic polling at 1 kHz rates with overhead for filtering and decision logic. With 13 I/O pins, the device can drive indicator LEDs, control relays through buffers, and communicate over simple bit-banged protocols to upstream controllers - making it a workhorse for distributed I/O modules in factory automation cabinets.
Рекомендуется
Automotive Entry-Level A/D Subsystem
The PIC16C710-20I/P fits entry-level automotive analog monitoring subsystems where 4 channels of ADC read battery voltage, ambient temperature, switch positions, and simple sensor outputs. Its industrial -40C to +85C temperature grade handles cabin and engine-bay operating conditions, while the BOR circuit protects against automotive load-dump transients. The OTP memory prevents unauthorized field reprogramming - desirable for safety-certified production runs. Brown-out Reset and Watchdog features ensure the firmware recovers from voltage disturbances common in 12V automotive rails.
Рекомендуется
Consumer Appliance Controller
In white goods and small appliances (coffee makers, microwave oven keypads, washing machine control boards), the PIC16C710-20I/P drives keypads, reads user potentiometers via ADC, and switches relays or triacs through I/O pins. The 35-instruction RISC core allows compact C or assembly firmware for state machines. With 36 bytes RAM and 896 bytes OTP, the device fits segment-display timer logic, simple wash-cycle programs, and sensor-based control loops. The PDIP package supports wave-soldering assembly common in high-volume appliance production lines.
Рекомендуется
Battery-Powered Monitor Node
For battery-powered sensor nodes in remote monitoring applications, the PIC16C710-20I/P offers low-power operation in SLEEP mode with wake-up on interrupt, drawing microamps when dormant and waking periodically to read sensors via its ADC. The 2.5V-6.0V Vdd range supports 3.3V lithium battery packs directly. The 20 MHz burst capability processes rate-mashing commands quickly before returning to sleep, maximizing battery life. Industrial temperature grade handles outdoor cabinet installations.
Рекомендуется
HVAC Sensor Interface
The PIC16C710-20I/P serves as a dedicated HVAC sensor interface reading analog thermistor bridges, humidity sensors, and pressure transducers over its 4 ADC channels, while driving PWM outputs to control damper motors or fan speeds through the I/O pins. Its industrial temperature grade survives equipment-room conditions up to and including those near furnaces. The integrated BOR circuit ensures reliable restart after power interruptions during equipment maintenance cycles.
Рекомендуется
Test and Measurement Front-End
In low-cost handheld test equipment, the PIC16C710-20I/P reads analog signals via its ADC and drives an LCD or 7-segment display through I/O pins. The 35-instruction RISC core is sufficient for simple calibration routines and digital filtering. Through-hole PDIP construction simplifies bench prototyping and rework - valuable for one-off lab instruments. The 18-pin package provides enough I/O for keypad, display, and analog inputs simultaneously.
Рекомендуется
Сводка рекомендуемых товаров
Справочные инженерные данные для PIC16C710-20I/P — сравнение, рекомендации по проектированию и информация о соответствии.
Руководство по выбору
Сравнение с аналогами
| Параметр | Этот товар | PIC16C710-20E/P | PIC16C710-04/P | PIC16C710-04/SS |
|---|---|---|---|---|
| Package | 18-pin PDIP | 18-pin PDIP (same) | 18-pin PDIP (same) | 20-pin SSOP (different footprint) |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Max Clock Frequency | 20 MHz | 20 MHz | 4 MHz | 4 MHz |
| Program Memory | 896 bytes OTP | 896 bytes OTP | 896 bytes OTP | 896 bytes OTP |
| ADC Channels | 4 x 8-bit | 4 x 8-bit | 4 x 8-bit | 4 x 8-bit |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +125C (Extended) | 0C to +70C (Commercial) | 0C to +70C (Commercial) |
| Lifecycle Status | NRND | NRND | NRND | NRND |
| I/O Pins | 13 | 13 | 13 | 13 |
Ключевые отличия
- 20 MHz instruction throughput for time-critical ADC processing (против PIC16C710-04/P)
- Industrial -40C to +85C operating temperature range (против PIC16C710-04/P)
- OTP memory provides code immutability for regulated and safety-critical applications (против PIC16F716 flash counterpart)
Заметки по проектированию
Decouple Vdd (pin 14) with a 100 nF ceramic capacitor placed within 5 mm of the IC pin, plus a bulk 10 uF tantalum or aluminum electrolytic capacitor on the same rail. The PIC16C710-20I/P Vdd range spans 2.5V to 6.0V (per the PIC16C71X family datasheet). The integrated Brown-out Reset (BOR) module holds the device in reset when Vdd falls below the configured threshold, preventing code corruption during supply dips - configure BOR for your specific supply rail tolerance.
For 18-pin PDIP designs, keep analog traces (RA0-RA3) short and away from digital switching lines to minimize ADC noise coupling. Use a ground plane under the device to provide a low-impedance return path. Place the MCLR pull-up resistor (typically 10 kohm) close to the IC pin, and keep the MCLR trace short to avoid picking up noise that could trigger spurious resets. When using an external crystal, keep the crystal traces short and symmetric to minimize parasitic capacitance.
Estimated: When programming the OTP PIC16C710-20I/P, ensure the device programmer is configured for the correct device ID and the Vpp programming voltage (typically 13V) is stable - undervoltage can result in incomplete programming. The OTP memory cannot be erased, so a programming error permanently renders the device unusable. Always verify firmware in a flash-based PIC16F716 before committing to OTP programming. When migrating firmware between -20 and -04 speed grades, account for the timing ratio at the system clock.
Информация о соответствии
RoHS/REACH compliance not explicitly confirmed in the provided web data - industrial temperature grade (-40C to +85C) is documented; AEC-Q100 qualification is not applicable for this general-purpose MCU. Lead-free status requires confirmation from Microchip product documentation.
