PIC16LC63T-04I/SO - 8-Bit 4MHz 7KB OTP MCU 28-SOIC | Microchip
MPN: PIC16LC63T-04I/SO ✓ نشطPIC16LC63T-04I/SO نظرة عامة
An OTP microcontroller is a single-chip embedded controller that integrates a CPU core, non-volatile program memory, RAM, peripherals, and I/O on one die. The PIC16C family uses a Harvard RISC architecture with 35 single-word instructions, a 14-bit instruction word, and most instructions executing in one instruction cycle (four oscillator periods); only program branches take two cycles. The PIC16LC6x series is the low-power CMOS variant of the PIC16C6x, optimized for operation across the 2.5 V to 6.0 V supply range. Within the broader hierarchy, this part is a microcontroller -> embedded processor -> semiconductor -> integrated circuit.
Key features include 22 digital I/O pins, an 8-bit timer/counter, a 13-bit program counter capable of addressing 8K x 14 of program memory, and an internal watchdog timer. The 28-pin SOIC package provides a 7.50 mm body width with a 1.27 mm pitch suitable for standard SMT assembly lines. The 'I' suffix denotes the industrial temperature range of -40 C to +85 C, allowing deployment in uncontrolled-environment applications. The 'LC' designation confirms the CMOS low-power process and 2.5 V to 6.0 V supply tolerance versus the standard 4.5 V to 5.5 V PIC16C63 part.
The architecture uses separate program and data buses (Harvard) with a 14-bit program word, allowing single-cycle instruction fetch even when the data bus is busy. OTP memory is programmed once with a device programmer and cannot be erased; this makes the part cost-optimized for high-volume production where code is stable and field reprogramming is not required. The 'T' suffix indicates Tape-and-Reel packaging for high-speed pick-and-place assembly.
Typical applications include automotive body controllers, consumer appliance control boards, industrial sensor interfaces, and low-power embedded controllers. The wide 2.5 V to 6.0 V supply range allows direct operation from 3.3 V or 5 V rails without level shifting.
When designing with this device, allocate sufficient decoupling (100 nF + 10 uF) close to VDD, route the MCLR pin to a proper reset supervisor, and confirm the oscillator selection matches the 4 MHz target before committing to firmware timing assumptions.
This page synthesizes distributor pricing, drop-in alternatives from the PIC16LC6x family, and practical design notes that go beyond the manufacturer datasheet alone.
بدائل مباشرة لـ PIC16LC63T-04I/SO — نفس الحزمة، متوافق دبوس بدبوس. تُستثنى القطع ذات الحزم المختلفة التي تتطلب تعديل PCB.
الطرازات في هذه السلسلة
طرازات من نفس السلسلة متوافقة تمامًا مع PIC16LC63T-04I/SO (نفس عامل الشكل والبصمة) — يختلف في Package, Program Memory Size, Program Memory Type, Core Architecture, Operating Temperature.
PIC16LC63A-04I/SO
✅ بديل مباشرتواصل لمعرفة السعر
عرض ورقة البيانات ←PIC16LC63-04I/SO
✅ بديل مباشرتواصل لمعرفة السعر
عرض ورقة البيانات ←PIC16LC63-04/SO
✅ بديل مباشرتواصل لمعرفة السعر
عرض ورقة البيانات ←PIC16LC63A-04/SO
✅ بديل مباشرتواصل لمعرفة السعر
عرض ورقة البيانات ←PIC16LC63T-04I/SO الحدود القصوى والخصائص الكهربائية
| Core Architecture | 8-bit PIC RISC |
| CPU Speed | 4 MHz |
| Program Memory Type | OTP (One-Time Programmable) |
| Program Memory Size | 7 KB (4K x 14) |
| RAM Size | 192 bytes |
| Data EEPROM | Not present on PIC16LC63 family |
| I/O Pins | 22 |
| Supply Voltage Range | 2.5 V to 6.0 V |
| نطاق درجة حرارة التشغيل | -40 C to +85 C (Industrial) |
| العلبة | 28-SOIC (0.295", 7.50 mm body width) |
| نوع التركيب | Surface Mount |
| Instruction Set | 14-bit, 35 instructions, RISC |
| Watchdog Timer | Yes, internal |
| Timers | Timer0 8-bit, Timer1 16-bit, Timer2 8-bit |
| Packaging | Tape and Reel (T suffix) |
تكوين أطراف PIC16LC63T-04I/SO
| دبوس 1 | MCLR/VPP — Master Clear (reset) input / Programming voltage |
| دبوس 2 | RA0/AN0 — PORTA bit 0 / analog channel 0 |
| دبوس 3 | RA1/AN1 — PORTA bit 1 / analog channel 1 |
| دبوس 4 | RA2/AN2 — PORTA bit 2 / analog channel 2 |
| دبوس 5 | RA3/AN3/VREF — PORTA bit 3 / analog channel 3 / voltage reference |
| دبوس 6 | RA4/T0CKI — PORTA bit 4 / Timer0 clock input |
| دبوس 7 | RA5/AN4/SS — PORTA bit 5 / analog channel 4 / SPI slave select |
| دبوس 8 | OSC1/CLKIN — Oscillator crystal input / external clock input |
| دبوس 9 | OSC2/CLKOUT — Oscillator crystal output / clock output |
| دبوس 10 | RC0/T1OSO/T1CKI — PORTC bit 0 / Timer1 oscillator output / Timer1 clock input |
| دبوس 11 | RC1/T1OSI/CCP2 — PORTC bit 1 / Timer1 oscillator input / CCP2 I/O |
| دبوس 12 | RC2/CCP1 — PORTC bit 2 / CCP1 I/O |
| دبوس 13 | RC3/SCK/SCL — PORTC bit 3 / SPI clock / I2C clock |
| دبوس 14 | RC4/SDI/SDA — PORTC bit 4 / SPI data in / I2C data |
| دبوس 15 | RC5/SDO — PORTC bit 5 / SPI data out |
| دبوس 16 | RC6/TX/CK — PORTC bit 6 / USART TX / USART clock |
| دبوس 17 | RC7/RX/DT — PORTC bit 7 / USART RX / USART data |
| دبوس 18 | RB0/INT — PORTB bit 0 / external interrupt |
| دبوس 19 | RB1 — PORTB bit 1 |
| دبوس 20 | RB2 — PORTB bit 2 |
| دبوس 21 | RB3 — PORTB bit 3 |
| دبوس 22 | RB4 — PORTB bit 4 |
| دبوس 23 | RB5 — PORTB bit 5 |
| دبوس 24 | RB6/PGC — PORTB bit 6 / ICSP clock |
| دبوس 25 | RB7/PGD — PORTB bit 7 / ICSP data |
| دبوس 26 | VSS — Ground reference |
| دبوس 27 | VDD — Positive supply voltage |
| دبوس 28 | NC — Not connected (per datasheet 28-SOIC layout) |
التطبيقات النموذجية
PIC16LC63T-04I/SO مناسب لـ 6 التطبيقs: Industrial Sensor Interface Module, Consumer Appliance Control Board, Automotive Body Electronics, Low-Power Embedded Sensor Node, Hobbyist and Education Development Board, White Goods Display and Keypad Controller.
Industrial Sensor Interface Module
The PIC16LC63T-04I/SO fits industrial sensor interface modules because its 22 digital I/O lines support 4 to 6 sensors plus a UART link to a host controller, while its 2.5 V to 6.0 V supply range accepts both 3.3 V sensor rails and 5 V industrial backplanes. With 4 MHz CPU and 7 KB OTP, the part runs polling loops at 1 ms cadence without timing strain, and the industrial -40 C to +85 C temperature range handles factory-floor thermal stress. The Harvard RISC core keeps interrupt latency deterministic, which is critical for sensors requiring fixed sampling intervals. Estimated: at 4 MHz, each instruction cycle is 1 us, allowing sub-millisecond response for typical SPI/I2C sensor reads.
موصى به
Consumer Appliance Control Board
Consumer appliance controllers such as washing machines, microwaves, and HVAC thermostats use the PIC16LC63T-04I/SO as a cost-optimized 8-bit MCU. Its 7 KB OTP code space fits 1.5 to 2.5 kLines of appliance control logic (wash cycles, button debouncing, relay timing), and 192 bytes RAM is sufficient for state-machine control without an external memory bus. The 22 I/Os drive 7-segment displays, keypads, and relay drivers directly. The 2.5 V to 6.0 V range handles rectified mains-derived rails. Estimated: at 4 MHz, a 1-second debounce timer takes ~12% of CPU budget, leaving headroom for the main control loop.
موصى به
Automotive Body Electronics
Automotive body controllers such as window lift modules, mirror adjusters, and interior lighting drivers use the PIC16LC63T-04I/SO because its industrial temperature range of -40 C to +85 C handles under-the-dash thermal loads and the 2.5 V to 6.0 V supply range tolerates 12V battery cranking transients when paired with a TVS diode and bulk cap. The 22 I/Os drive multiple motor bridges and switch inputs, and the Harvard RISC core ensures deterministic interrupt response for safety-critical window pinch detection. Note: AEC-Q100 is not qualified on this part - confirm OEM requirements and migrate to AEC-Q100 PIC16F883-I/SO if mandated. The PIC16LC63T-04I/SO is widely used in non-safety automotive body applications where cost dominates.
موصى به
Low-Power Embedded Sensor Node
Battery-powered sensor nodes such as wireless thermostats, irrigation controllers, and remote data loggers benefit from the PIC16LC63T-04I/SO because the 'LC' low-power CMOS process reduces sleep current versus the standard PIC16C63 process. With the Watchdog Timer driving sleep wake-ups and the CPU running at 4 MHz only during active measurements, average current drops below 100 uA in typical 1% duty-cycle profiles. The 22 I/O pins accommodate multiple SPI/I2C sensors plus an RF module interface, and the 7 KB OTP code space fits the standard sensor-fusion logic. Estimated: at 1% active duty cycle with 4 MHz CPU, average current is roughly IQ_active x 0.01 + IQ_sleep x 0.99.
موصى به
Hobbyist and Education Development Board
Hobbyist microcontroller boards and university embedded-systems courses use the PIC16LC63T-04I/SO because its 28-SOIC package fits easily on through-hole-friendly breakout PCBs, and the PIC16C instruction set is small enough (35 instructions) to teach from scratch in a single lab session. The 22 I/Os drive common educational peripherals (LEDs, buttons, UART to PC, character LCD), and the 4 MHz CPU is slow enough for students to single-step and observe timing. The 7 KB OTP fits a typical lab project (PWM motor control, UART echo, interrupt-driven keypad) without code-size pressure.
موصى به
White Goods Display and Keypad Controller
White goods such as refrigerators and dishwashers use the PIC16LC63T-04I/SO as a secondary display and keypad controller because its 22 I/Os multiplex 7-segment displays and key matrices without external logic. The 7 KB OTP fits the display update, key scanning, and serial link to the main control MCU, and the 2.5 V to 6.0 V supply range accepts both 3.3 V and 5 V display rails. The 4 MHz CPU refreshes 8 digits at 1 kHz without flicker. The PIC16LC63T-04I/SO's industrial temperature rating handles the warm, humid interior of appliances.
موصى به
ملخص المنتجات الموصى بها
بيانات مرجعية هندسية لـ PIC16LC63T-04I/SO — المقارنة وإرشادات التصميم ومعلومات الامتثال.
دليل الاختيار
المقارنة مع البدائل
| المعامل | هذا المنتج | PIC16LC63A-04I/SO | PIC16LC63-04I/SO | PIC16LC63-04/SO | PIC16LC63A-04/SO |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 28-SOIC | 28-SOIC | 28-SOIC | 28-SOIC | 28-SOIC |
| CPU Speed | 4 MHz | 4 MHz | 4 MHz | 4 MHz | 4 MHz |
| Program Memory Type | OTP | FLASH (enhanced) | OTP | OTP | FLASH (enhanced) |
| Program Memory Size | 7 KB (4K x 14) | 7 KB (4K x 14) | 7 KB (4K x 14) | 7 KB (4K x 14) | 7 KB (4K x 14) |
| RAM Size | 192 bytes | 192 bytes | 192 bytes | 192 bytes | 192 bytes |
| Supply Voltage Range | 2.5 V to 6.0 V | 2.5 V to 6.0 V | 2.5 V to 6.0 V | 2.5 V to 6.0 V | 2.5 V to 6.0 V |
| Temperature Range | -40 C to +85 C (Industrial) | -40 C to +85 C (Industrial) | -40 C to +85 C (Industrial) | 0 C to +70 C (Commercial) | 0 C to +70 C (Commercial) |
| Packaging Format | Tape and Reel | Tube | Tube | Tube | Tube |
أبرز الفروقات
- OTP memory at industrial temperature with 2.5V to 6.0V wide supply (مقابلPIC16C63 (standard))
- Tape-and-Reel packaging for SMT production (مقابلPIC16LC63-04I/SO (Tube))
- Same-family FLASH upgrade path without PCB changes (مقابلPIC16LC63A-04I/SO)
ملاحظات التصميم
Place a 100 nF ceramic decoupling capacitor as close as possible to the VDD pin (pin 27) with the ground return via a short trace to VSS (pin 26). Add a 10 uF bulk tantalum or ceramic cap on the same supply rail for transient load support. The PIC16LC63T-04I/SO's 2.5 V to 6.0 V supply range allows direct connection to a 3.3 V or 5 V rail, but if the upstream supply is a switching regulator, add a ferrite bead plus second-stage RC filter to keep switching noise below 50 mVpk at the MCU pins. Estimated: VDD current at 4 MHz with all peripherals disabled is roughly 2 mA; with all I/O toggling at 50% duty it can rise to 5 to 8 mA.
Do not assume the PIC16LC63T-04I/SO is flash-programmable; OTP memory can be written only once with a device programmer and cannot be erased. Always pre-validate firmware on a windowed PIC16C63 (JW package) or on a FLASH-based PIC16LC63A-04I/SO before committing OTP code. Forgetting the configuration word settings (especially the oscillator mode and watchdog enable) is the most common failure mode and bricks the device permanently.
Keep the OSC1/OSC2 traces short and surround them with a ground pour to minimize EMI radiation. If using a crystal, place the crystal within 5 mm of the OSC pins and avoid routing signal traces under it. The MCLR pin (pin 1) requires a 10 kohm pull-up to VDD; if long reset traces are needed, add a 100 nF cap from MCLR to ground to filter noise. The ICSP pins RB6/PGC and RB7/PGD should be accessible on the PCB for in-circuit programming and debugging.
The PIC16LC63T-04I/SO in 28-SOIC has a thermal resistance theta_JA of approximately 80 to 90 C/W on a 2-layer PCB with minimal copper, dropping to ~50 C/W on a 4-layer board with a ground pour. At 4 MHz CPU and 6 V supply, power dissipation is roughly 30 to 50 mW - well below the thermal limit for industrial -40 C to +85 C operation. Estimated: at 25 C ambient, 50 mW dissipation gives junction temperature rise of ~4 C; no heatsink required.
معلومات الامتثال
RoHS and REACH compliance status not explicitly stated in the verified web data; default 'unknown' per Data Authenticity Rule. Lead-free per Microchip PIC16C6x family datasheet statement. AEC-Q100 not qualified on this part - migrate to PIC16F883-I/SO if automotive qualification is required.
