PIC16LC710-04/P - 8-Bit 4MHz MCU 896B OTP 18-PDIP | Microchip
MPN: PIC16LC710-04/P ✓ AktifPIC16LC710-04/P Genel Bakış
An 8-bit microcontroller is a single-chip computer built around an 8-bit data path, a small embedded CPU, on-chip non-volatile program memory (ROM/EPROM/Flash/OTP), volatile data memory (RAM), and a set of integrated peripherals such as timers, ADC, serial interfaces and I/O ports. The PIC16C7X sub-family specifically targets cost-sensitive embedded control applications by combining a Harvard RISC architecture with an integrated ADC and BOR in a small pin-count package. As a member of the broader hierarchy microcontroller -> embedded controller -> semiconductor, the PIC16LC710 occupies the low-pin-count, low-cost segment of the Microchip mid-range lineup.
The PIC16LC710-04/P is the low-voltage (LC) variant of the PIC16C710, qualified for 2.5V to 6.0V supply operation, which makes it suitable for battery-powered and 3.3V-only designs where the standard PIC16C710 (4.5V-6.0V) cannot operate. Key features distinguishing this part include the integrated 8-bit ADC (typically 4 channels on the 18-pin package), Power-on Reset, Power-up Timer, and Oscillator Start-up Timer that together allow reliable operation without external reset or power-sequencing components. The 13 I/O pins each have individually programmable direction control, supporting direct LED drive, switch matrix scanning, and simple bus interfaces.
Typical applications include low-cost sensor interfaces, battery chargers, small appliance controllers, smoke detectors, PIR motion sensor signal conditioning, LED lighting controllers, and educational/development platforms. The PIC16LC710-04/P is well suited when the application needs a few analog inputs, a small amount of program memory, and 3.3V system compatibility in a breadboard-friendly DIP package.
When designing with this MCU, note that OTP memory can be programmed only once, so consider PIC16F710-based Flash equivalents for prototyping and field-updatable production. Use the on-chip BOR to avoid undefined behavior at slow Vdd rise times, and decouple Vdd with a 100 nF ceramic capacitor placed within 5 mm of the supply pin.
Drop-in alternatifler için PIC16LC710-04/P — aynı paket, pin-başına uyumlu. PCB yeniden montajı gerektiren farklı paket bileşenleri dışlanmıştır.
Bu Serideki Variantlar
Yedek parça uyumlu olan aynı serideki modeller PIC16LC710-04/P (aynı form faktörü ve ayağa oturma) — farklı olan Package, Mounting Type, Core Architecture, Operating Temperature, Program Memory Size.
PIC16LC710-04I/P
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PIC16LC710-04E/P
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PIC16LC710-04C/P
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PIC16C710-04/P
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Veri Şablonunu Görüntüle →PIC16F710-I/P
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PIC16C711-04/P
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Veri Şablonunu Görüntüle →PIC16LC710-04/P Maksimum Değerlendirmeler & Elektriksel Özellikler
| Core Processor | PIC |
| Core Size | 8-bit |
| Core Architecture | RISC, Harvard |
| Maximum Clock Speed | 4 MHz |
| Program Memory Type | OTP (One-Time-Programmable) |
| Program Memory Size | 896 B (512 x 14) |
| RAM Size | 36 B |
| EEPROM Size | None |
| Number of I/O Pins | 13 |
| Supply Voltage (Vdd) | 2.5 V to 6.0 V |
| ADC | 8-bit, multi-channel (4 channels on 18-pin) |
| Timers | Timer0 (8-bit), Timer1 (16-bit), Timer2 (8-bit) |
| Watchdog Timer (WDT) | Yes, with on-chip RC oscillator |
| Brown-out Reset (BOR) | Yes |
| Power-on Reset (POR) | Yes |
| Oscillator Start-up Timer (OST) | Yes |
| Paket | 18-pin PDIP (through-hole) |
| İşletim Sıcaklığı Aralığı | 0C to +70C (commercial) |
| Montaj Türü | Through Hole |
| RoHS Durumu | Compliant |
| MSL Seviyesi | 1 (unlimited) |
PIC16LC710-04/P Pin Yapısı
| Pin 1 | RA2/AN2 — Bidirectional I/O / analog input channel 2 |
| Pin 2 | RA3/AN3/Vref — Bidirectional I/O / analog input channel 3 / ADC voltage reference |
| Pin 3 | RA4/T0CKI — Bidirectional I/O / Timer0 clock input |
| Pin 4 | MCLR/Vpp — Master Clear reset input / programming voltage |
| Pin 5 | Vss — Ground reference |
| Pin 6 | RB0/INT — Bidirectional I/O / external interrupt |
| Pin 7 | RB1 — Bidirectional I/O |
| Pin 8 | RB2 — Bidirectional I/O |
| Pin 9 | RB3 — Bidirectional I/O |
| Pin 10 | RB4 — Bidirectional I/O / interrupt-on-change |
| Pin 11 | RB5 — Bidirectional I/O / interrupt-on-change |
| Pin 12 | RB6 — Bidirectional I/O / interrupt-on-change / serial programming clock |
| Pin 13 | RB7 — Bidirectional I/O / interrupt-on-change / serial programming data |
| Pin 14 | Vdd — Positive supply voltage (2.5V-6.0V) |
| Pin 15 | OSC1/CLKIN — Oscillator crystal input / external clock input |
| Pin 16 | OSC2/CLKOUT — Oscillator crystal output / clock output |
| Pin 17 | RA0/AN0 — Bidirectional I/O / analog input channel 0 |
| Pin 18 | RA1/AN1 — Bidirectional I/O / analog input channel 1 |
Tipik Uygulamalar
PIC16LC710-04/P için uygundur 6 uygulamas: Battery-Powered Sensor Interface, Smoke and PIR Detector Controllers, Small Appliance Controllers, LED Lighting Controllers, Battery Chargers and Power Management, Educational and Development Platforms.
Battery-Powered Sensor Interface
The PIC16LC710-04/P operates from 2.5 V to 6.0 V and draws sub-microampere current in sleep mode, making it ideal for battery-powered sensor nodes. The integrated 8-bit ADC with 4 input channels supports thermistor or photodiode signal conditioning directly, and the on-chip brown-out reset prevents data corruption during battery end-of-life voltage droop. The 13 I/O pins provide direct LED drive and switch matrix connectivity without external logic. Wake from sleep via Watchdog Timer overflow allows periodic sampling at intervals from milliseconds to minutes for ultra-low average current.
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Smoke and PIR Detector Controllers
Smoke detectors and PIR motion sensors require a small, low-power MCU with analog inputs, low-voltage operation, and reliable brown-out reset - all provided by the PIC16LC710-04/P. The 8-bit ADC reads the photoelectric smoke chamber or PIR analog front-end, while the 16-bit Timer1 captures precise timing intervals. With 896 bytes OTP program memory, the device can store sensor calibration tables and alarm threshold logic. The 18-pin PDIP through-hole package is convenient for hand-soldered smoke detector production boards and field service replacements.
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Small Appliance Controllers
Small kitchen and household appliances such as coffee makers, toasters, and fan controllers benefit from the PIC16LC710-04/P's combination of integrated ADC, three timers, and 13 I/O pins in a 4 MHz RISC core. The MCU reads temperature, button inputs, and rotary encoders while driving TRIAC gates, relays, and LED indicators directly. Operating from 2.5 V to 6.0 V supports 3.3 V or 5 V regulated supplies derived from the AC mains. The OTP program memory is sufficient for fixed-function appliance firmware where no field updates are required.
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LED Lighting Controllers
The PIC16LC710-04/P drives RGB or single-color LED strings via PWM generated by Timer2, with feedback from the integrated 8-bit ADC for current sensing or color temperature compensation. Operating from 2.5 V to 6.0 V supports both 3.3 V and 5 V LED driver topologies. With 896 bytes OTP memory, the MCU stores fade tables, color sequences, and dimming curves. The 18-pin PDIP footprint fits through-hole lighting controller PCBs used in commercial fixture designs where the through-hole form factor simplifies assembly.
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Battery Chargers and Power Management
The PIC16LC710-04/P serves as the control core in low-cost NiMH or single-cell Li-ion charger designs, using its 8-bit ADC to monitor battery voltage and charge current while Timer1 sets charge timing intervals. The on-chip brown-out reset ensures defined behavior when the input supply is removed, protecting the battery from over-discharge conditions. Operating from 2.5 V to 6.0 V allows direct sensing of single Li-ion cells without external level shifters. The Watchdog Timer guards against firmware lockup during long charge cycles.
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Educational and Development Platforms
Universities, training centers, and hobbyists use the PIC16LC710-04/P on breadboards and educational trainer boards because the 18-pin PDIP through-hole form factor is easy to insert and replace. The 4 MHz instruction cycle, simple 35-instruction RISC set, and Microchip's MPLAB X IDE provide a low-friction learning environment for embedded programming fundamentals. The integrated ADC and timers let students build complete projects (digital thermometers, simple motor controllers, IR remote receivers) without external peripheral ICs. Source: Microchip PIC16C7X datasheet DS30213E.
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Önerilen Ürünler Özeti
Mühendislik referans verileri: PIC16LC710-04/P — karşılaştırma, tasarım rehberi ve uyumluluk bilgileri.
Seçim Kılavuzu
Alternatiflerle Karşılaştırma
| Parametre | Bu Ürün | PIC16LC710-04I/P | PIC16C710-04/P | PIC16F710-I/P |
|---|---|---|---|---|
| Package | 18-PDIP (through-hole) | 18-PDIP - same | 18-PDIP - same | 18-PDIP - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core | 8-bit PIC RISC | 8-bit PIC RISC | 8-bit PIC RISC | 8-bit PIC RISC |
| Maximum Clock Speed | 4 MHz | 4 MHz | 4 MHz | 20 MHz |
| Program Memory | 896 B OTP (512 x 14) | 896 B OTP (512 x 14) | 896 B OTP (512 x 14) | 2 KB Flash |
| RAM Size | 36 B | 36 B | 36 B | 128 B |
| Operating Voltage | 2.5 V to 6.0 V | 2.5 V to 6.0 V | 4.5 V to 6.0 V | 2.0 V to 5.5 V |
| ADC | 8-bit, 4 channels | 8-bit, 4 channels | 8-bit, 4 channels | 8-bit, 4 channels |
| Memory Type | OTP | OTP | OTP | Flash (field-updatable) |
| Temperature Range | 0C to +70C (commercial) | -40C to +85C (industrial) | 0C to +70C (commercial) | -40C to +85C (industrial) |
Ana Farklılayıcılar
- Low-voltage operation down to 2.5 V (karşılaştırma:PIC16C710-04/P)
- OTP memory for low-cost fixed-function units (karşılaştırma:PIC16F710-I/P)
- Through-hole 18-PDIP for easy prototyping and field service (karşılaştırma:PIC16F710-I/SO)
Tasarım Notları
Place a 100 nF ceramic decoupling capacitor within 5 mm of the Vdd pin (pin 14), with a direct low-impedance trace to the Vss pin (pin 5). For battery-powered designs, route Vdd to a low-quiescent LDO such as MCP1700 and use the PIC16LC710-04/P's sleep mode plus Watchdog Timer wake-up to achieve microampere average current. The brown-out reset (BOR) is enabled by configuration fuse and prevents undefined behavior during slow Vdd rise times typical of battery insertion.
Do not confuse the LC (low-voltage 2.5V-6.0V) variant with the C (standard 4.5V-6.0V) variant when sourcing replacement parts - both share the PIC16C710 family naming but the supply voltage ranges differ. OTP memory cannot be erased or reprogrammed, so production firmware must be fully verified before programming. For prototyping, choose the Flash-based PIC16F710-I/P drop-in equivalent. The MCLR pin (pin 4) requires a 10 kohm pull-up to Vdd if not driven by an external supervisor; do not leave it floating.
For 18-pin PDIP through-hole designs, place bypass capacitors close to Vdd (pin 14) and keep the oscillator traces (OSC1 pin 15, OSC2 pin 16) short to avoid EMI. If using a crystal oscillator, keep the load capacitors within 5 mm of the OSC pins. The MCLR reset trace should be kept short and decoupled with a 100 nF capacitor if exposed to noisy environments. Analog inputs (RA0-RA3) benefit from a ground pour around the analog traces to minimize digital switching noise coupling.
Uyumluluk Bilgisi
RoHS compliant per Microchip product page. Industrial and automotive variants not applicable to this commercial-temperature part.
