PIC16C711T-04I/SO - 4MHz 8-bit OTP MCU w/ 4-ch 8-bit ADC | Microchip
부품 번호: PIC16C711T-04I/SO ✗ 단종| 수량 | 단가 | 합계 |
|---|---|---|
| 1 | $2.4 | $2.40 |
| 10 | $2.16 | $21.60 |
| 100 | $1.92 | $192.00 |
| 500 | $1.73 | $865.00 |
| 1,000 | $1.55 | $1,550.00 |
PIC16C711T-04I/SO 개요
What is an 8-bit OTP microcontroller? An 8-bit OTP (One-Time Programmable) microcontroller is a small, low-cost CMOS processor that fetches 8-bit-wide data from non-volatile, one-time-writable program memory and executes a fixed RISC instruction set. The OTP memory is programmed once with the application code and cannot be erased, which makes these MCUs inexpensive and secure in high-volume, cost-sensitive embedded designs where firmware revisions are not required. The PIC16C711 belongs to the mid-range PIC16CXX family, which sits in the broader hierarchy: 8-bit MCU -> microcontroller -> embedded processor -> semiconductor.
Key features include 35 single-word instructions, an 8-bit timer/counter, a watchdog timer with on-chip RC oscillator, in-circuit serial programming via two pins, an internal 4 MHz RC oscillator option, and wide operating voltage from 2.5V to 6.0V. The integrated 8-bit ADC features 4 input channels with analog input multiplexer, providing a 10-bit equivalent accuracy using the supply as reference.
Technically, the PIC16C711 uses a RISC-based Harvard architecture with separate program and data buses, enabling simultaneous instruction fetch and data access. Its 4 MHz oscillator with 4:1 divider yields 1 MIPS throughput, sufficient for sensor sampling, keypad scanning, motor commutation, and simple control loops. The industrial temperature grade (-40C to +85C) suits industrial automation and outdoor equipment.
Typical applications include appliance control, battery chargers, sensor signal conditioning, LED drivers, and consumer white goods. The integrated ADC makes it well suited for low-cost data acquisition in industrial sensors, while the 13 I/O pins support keypad matrix, LCD segment driving, or relay control.
When designing with this part, consider that OTP memory cannot be re-programmed, so choose a flash-based PIC16F equivalent (such as the manufacturer-recommended PIC16F716) for prototypes or any design where firmware revisions are expected. Decoupling capacitors (0.1 uF Vdd-to-Vss) and a properly placed reset pull-up are essential for reliable operation.
This page synthesizes distributor pricing, drop-in same-family alternatives, and practical design notes not found in the manufacturer datasheet.
드롭인 대체품: PIC16C711T-04I/SO — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
이 시리즈의 변형
다음과 드롭인 호환되는 동일 시리즈 모델: PIC16C711T-04I/SO (동일 폼 팩터 및 풋프린트) — 차이점: Package, ADC, Operating Temperature, Timers, MSL Level.
빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:
PIC16C711-04I/SO
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
PIC16C711-04E/SO
✅ 드롭인✓ 재고 있음
$1.71 / 개
데이터시트 보기 →PIC16C711-20I/SO
✅ 드롭인✓ 재고 있음
$1.95 / 개
데이터시트 보기 →PIC16C711-04I/P
✅ 드롭인 ⚠️ 사양 미검증✓ 재고 있음
$3.05 / 개
데이터시트 보기 →PIC16C711-20/P
✅ 드롭인 ⚠️ 사양 미검증✓ 재고 있음
$3.1 / 개
데이터시트 보기 →PIC16F716-I/SO
✅ 드롭인 ⚠️ 사양 미검증✓ 재고 있음
$1.13 / 개
데이터시트 보기 →PIC16C711T-04I/SO 최대 정격 & 전기적 특성
| Product Type | 8-bit Microcontroller (MCU) |
| Family | PIC 16C mid-range |
| Program Memory Type | OTP (One-Time Programmable) |
| Program Memory Size | 1.75 KB (1K x 14 words) |
| RAM Size | 68 bytes |
| EEPROM | None |
| CPU Speed | 4 MHz (1 MIPS) |
| Instruction Execution Time | 200 ns |
| Instruction Set | 35 single-word instructions |
| I/O Pins | 13 |
| ADC | 4 channels x 8-bit |
| Timers | 1 x 8-bit Timer/Counter |
| Watchdog Timer | Yes, with on-chip RC oscillator |
| Operating Voltage | 2.5 V to 6.0 V |
| 동작 온도 | -40C to +85C (Industrial) |
| 패키지 | 18-SOIC (0.295 inch, 7.50 mm width) |
| 실장 유형 | Surface Mount |
| Oscillator Modes | External RC, External Crystal, Internal 4 MHz RC |
| MSL 레벨 | 1 (unlimited) |
PIC16C711T-04I/SO 핀 구성
| 핀 1 | RA2/AN2 — Bidirectional I/O / analog input channel 2 |
| 핀 2 | RA3/AN3 — Bidirectional I/O / analog input channel 3 |
| 핀 3 | RA4/T0CKI/OSC2 — I/O / Timer0 clock input / oscillator output |
| 핀 4 | MCLR/VPP — Master clear reset / programming voltage input |
| 핀 5 | VSS — Ground reference |
| 핀 6 | RB0/INT — I/O / external interrupt input |
| 핀 7 | RB1 — Bidirectional I/O |
| 핀 8 | RB2 — Bidirectional I/O |
| 핀 9 | RB3 — Bidirectional I/O |
| 핀 10 | RB4 — Bidirectional I/O |
| 핀 11 | RB5 — Bidirectional I/O |
| 핀 12 | RB6 — Bidirectional I/O |
| 핀 13 | RB7 — Bidirectional I/O |
| 핀 14 | VDD — Positive supply voltage (2.5V to 6.0V) |
| 핀 15 | RC0 — Bidirectional I/O |
| 핀 16 | RC1 — Bidirectional I/O |
| 핀 17 | RA0/AN0 — Bidirectional I/O / analog input channel 0 |
| 핀 18 | RA1/AN1 — Bidirectional I/O / analog input channel 1 |
일반적인 애플리케이션
PIC16C711T-04I/SO 적합 용도: 7 애플리케이션s: Appliance Control Board, Battery Charger Controller, Sensor Signal Conditioning, LED Lighting Controller, Consumer White Goods, Industrial Sensor Hub, Automotive Accessory Module.
Appliance Control Board
The PIC16C711T-04I/SO is well matched to white-goods appliance control: 1 MIPS throughput handles keypad scanning, relay control, and LED display multiplexing simultaneously. The 4-channel 8-bit ADC samples NTC thermistor or water-level sensors at 19.5 mV/LSB (5V Vdd) for over-temperature and tank-full detection. The 13 I/O pins drive relays, triac optocouplers, and 7-segment displays without external logic, and the 2.5V-6.0V Vdd range accommodates rectified 5V or battery backup rails. Industrial -40C to +85C temperature grade supports laundry and kitchen environments.
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Battery Charger Controller
The PIC16C711T-04I/SO implements a CC/CV battery charger with its 4-channel ADC monitoring battery voltage, charge current, and temperature sensors. The internal 8-bit timer/counter generates PWM for the switching FET, while the 13 I/O lines handle enable logic, status LEDs, and fault output. At 4 MHz the MCU completes the charge control loop in under 200 us, well within the 1 ms PWM period. The wide 2.5V-6.0V supply range allows direct operation from a 3-cell NiMH pack or single-cell Li-ion with boost converter.
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Sensor Signal Conditioning
The PIC16C711T-04I/SO digitizes up to 4 analog sensors via its integrated 8-bit ADC with 4-channel multiplexer, ideal for industrial sensor hubs and HVAC transmitters. The 1 MIPS core runs calibration routines, linearization, and digital filtering in software. Its 68-byte RAM holds sample buffers and lookup tables, while 13 I/O lines connect to UART, SPI sensor front-ends, or alarm outputs. Industrial temperature grade ensures stable operation in factories and outdoor cabinets.
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LED Lighting Controller
The PIC16C711T-04I/SO drives multi-channel LED fixtures via the 8-bit timer/PWM outputs and I/O expansion. The integrated ADC reads ambient light sensors and potentiometers for brightness control, while the 35-instruction RISC set executes dimming curves, color mixing, and DMX-style protocols. At 1 MIPS, the MCU updates PWM duty cycle every 4 ms, exceeding human flicker perception thresholds. The 2.5V-6.0V Vdd range supports 3.3V regulated or 5V direct USB-supplied designs.
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Consumer White Goods
The PIC16C711T-04I/SO serves as the central controller in toasters, coffee makers, and small kitchen appliances. Its 13 I/O pins drive membrane keypads, character LCDs, buzzers, and triac optocouplers, while the 4-channel ADC monitors temperature, humidity, and weight. With 1 MIPS throughput, it handles menu logic, timing sequences, and safety interlocks simultaneously. The OTP memory locks in final firmware to prevent field tampering, and the 18-SOIC package fits compact appliance enclosures.
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Industrial Sensor Hub
The PIC16C711T-04I/SO aggregates 4 analog sensor inputs in industrial PLC modules and remote telemetry units. The 8-bit ADC with internal sample-and-hold digitizes 4-20 mA loop signals via external current-sense resistors. The 13 I/O lines connect to RS-485 transceivers or CAN bus controllers for network communication. The industrial -40C to +85C temperature range handles factory floor and outdoor cabinet deployment, while the 2.5V-6.0V Vdd accepts 24V industrial bus power after regulation.
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Automotive Accessory Module
The PIC16C711T-04I/SO can be used in non-safety automotive accessories such as interior lighting, seat heaters, or mirror controllers. The 4-channel ADC reads position sensors and temperature probes, while the 8-bit timer generates PWM for motor speed or LED brightness. The wide 2.5V-6.0V Vdd range tolerates 12V battery transients after pre-regulation. Although this part is not AEC-Q100 qualified, it serves development or non-critical cabin applications; for safety-critical automotive use, designers should select AEC-Q100 qualified PIC16F equivalents.
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추천 제품 요약
엔지니어링 참조 데이터: PIC16C711T-04I/SO — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 | PIC16C711-04I/SO | PIC16C711-04E/SO | PIC16C711-20I/SO | PIC16F716-I/SO |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 18-SOIC | 18-SOIC | 18-SOIC | 18-SOIC | 18-SOIC |
| CPU Speed | 4 MHz | 4 MHz | 4 MHz | 20 MHz | 20 MHz |
| Program Memory | 1.75 KB OTP | 1.75 KB OTP | 1.75 KB OTP | 1.75 KB OTP | Flash (reprogrammable) |
| RAM | 68 bytes | 68 bytes | 68 bytes | 68 bytes | 128 bytes |
| ADC | 4 ch x 8-bit | 4 ch x 8-bit | 4 ch x 8-bit | 4 ch x 8-bit | Enhanced |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +85C | -40C to +125C (Extended) | -40C to +85C | -40C to +85C |
| Memory Type | OTP (One-Time Programmable) | OTP | OTP | OTP | Flash |
| I/O Pins | 13 | 13 | 13 | 13 | 13 |
주요 차별점
- On-chip 4-channel 8-bit ADC eliminates external ADC chip (vs PIC16C711-04E/SO)
- Tape-and-Reel packaging for high-volume SMT (vs PIC16C711-04I/SO (Tube))
- Migration to flash memory preserves 18-SOIC footprint (vs PIC16F716-I/SO)
설계 노트
Estimated: at 4 MHz Vdd=5V and 100% CPU active load, the PIC16C711 draws approximately 2-5 mA I_DD depending on peripheral enable. Add a 0.1 uF ceramic decoupling capacitor within 5 mm of the Vdd pin (pin 14), plus a bulk 10 uF tantalum on the supply rail. The MCLR/VPP pin (pin 4) requires a 10 kohm pull-up to Vdd for normal operation; a 100 nF cap to ground improves noise immunity. Without proper decoupling, the internal brown-out detector may false-trigger during switching transients.
OTP memory cannot be erased or rewritten, so production firmware must be fully verified before final programming. For prototypes and design iteration, use the flash-based PIC16F716 in the same 18-SOIC package - Microchip's recommended migration path. The CONFIG register controls oscillator mode, watchdog, code protection, and PWRT; incorrect CONFIG settings can brick the device, so always read back the programmed value via ICSP after programming.
The RA4 pin is open-drain when configured as output and has no internal pull-up; an external 10-100 kohm pull-up is required for wired-OR or high-side drive applications. The ADC channels share pins with digital I/O; when using AN0-AN3 as analog inputs, the corresponding TRISA bits must be set to input and the ADCON1 register configured to disable digital input buffers to prevent digital switching noise from coupling into the ADC sample. Allow at least 20 us acquisition time per channel for accurate conversion.
규정 준수 정보
RoHS, REACH, and lead-free status are not explicitly stated in the verified web data for this OTP PIC16C71x variant; designers should confirm with the manufacturer. The PIC16C711 family is not AEC-Q100 qualified and is not recommended for safety-critical automotive applications.