PIC16LC63AT-04/SS - 8-Bit 4MHz OTP MCU 7KB | Microchip
부품 번호: PIC16LC63AT-04/SS ✓ 활성| 수량 | 단가 | 합계 |
|---|---|---|
| 1 | $3.5 | $3.50 |
| 10 | $3.15 | $31.50 |
| 100 | $2.8 | $280.00 |
| 500 | $2.45 | $1,225.00 |
| 1,000 | $2.1 | $2,100.00 |
PIC16LC63AT-04/SS 개요
An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, program memory, data RAM, and peripheral interfaces on a single die. Within the broader semiconductor taxonomy, an MCU is a sub-class of microcomputer, which sits under microprocessor and ultimately under digital IC. The PIC16CXX family is part of Microchip's mid-range architecture and serves the same role as competing 8-bit families such as the 8051 (Intel/MCS-51 lineage) and Atmel/Microchip AVR, typically chosen for cost-sensitive embedded control where 32-bit performance is unnecessary.
Key features of the PIC16LC63AT-04/SS include integrated peripherals for robust embedded designs: Power-On Reset (POR), Brown-Out Reset (BOR), a Watchdog Timer (WDT) with its own on-chip RC oscillator, and a Pulse Width Modulation (PWM) module. The mid-range core offers 35 single-word instructions, all single-cycle except program branches (two cycles), giving deterministic interrupt latency. The on-chip peripherals reduce external component count, while the SSOP-28 footprint supports compact surface-mount PCB layouts.
The device is built on Microchip's OTP CMOS process and uses a Harvard architecture with separate program and data buses. The 4 MHz maximum clock rate at 3-5.5 V and 14-bit instruction word place this part in the mid-range performance class, balancing throughput against power consumption for battery-aware and line-powered designs alike.
Typical applications include consumer electronics, industrial automation controllers, sensor signal conditioning, low-speed motor control, simple user-interface nodes, and battery-backed instruments. The integrated WDT and BOR make it well-suited to unattended installations requiring autonomous reset behavior.
When designing with the PIC16LC63AT-04/SS, note that OTP memory cannot be re-programmed in-circuit; a flash-based sibling such as the PIC16F873A is required if field re-programmability is needed. Validate brown-out threshold settings against your worst-case supply droop to avoid spurious resets.
This page synthesizes distributor pricing, drop-in alternative MPNs from the same PIC16LC6x family, and practical design notes not collected on a single manufacturer datasheet page.
드롭인 대체품: PIC16LC63AT-04/SS — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
이 시리즈의 변형
다음과 드롭인 호환되는 동일 시리즈 모델: PIC16LC63AT-04/SS (동일 폼 팩터 및 풋프린트) — 차이점: Instruction Cycle, Package, ADC, Maximum Clock Frequency, Operating Temperature.
빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:
PIC16LC63A-04I/SS
✅ 드롭인✓ 재고 있음
$4.65 / 개
데이터시트 보기 →PIC16LC63A-04/SS
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
PIC16LC63AT-04I/SS
✅ 드롭인✓ 재고 있음
$2.3 / 개
데이터시트 보기 →PIC16LC63AT-04/SS 최대 정격 & 전기적 특성
| Core Architecture | PIC16CXX mid-range 8-bit RISC |
| Program Memory | 7 KB (4K x 14) OTP |
| Data RAM | 192 bytes |
| 최대 클록 주파수 | 4 MHz |
| Supply Voltage Range | 3 V to 5.5 V |
| Digital I/O Pins | 22 |
| Instruction Set Size | 35 single-word instructions |
| Instruction Cycle | Single-cycle (branches: 2 cycles) |
| 패키지 | 28-pin SSOP |
| 실장 유형 | Surface Mount |
| 동작 온도 범위 | -40C to +85C (industrial) |
| 메모리 유형 | OTP (One-Time Programmable) |
| Integrated Peripherals | POR, BOR, WDT, PWM |
| Process Technology | CMOS |
PIC16LC63AT-04/SS 핀 구성
| 핀 1 | MCLR/VPP — Master clear (reset) input / programming voltage |
| 핀 2 | RA0 — Port A bit 0 (digital I/O) |
| 핀 3 | RA1 — Port A bit 1 (digital I/O) |
| 핀 4 | RA2 — Port A bit 2 (digital I/O) |
| 핀 5 | RA3 — Port A bit 3 (digital I/O) |
| 핀 6 | RA4 — Port A bit 4 (digital I/O, open-drain on some variants) |
| 핀 7 | RA5 — Port A bit 5 (digital I/O) |
| 핀 8 | VSS — Ground reference |
| 핀 9 | OSC1 — Crystal oscillator input / external clock input |
| 핀 10 | OSC2 — Crystal oscillator output |
| 핀 11 | RC0 — Port C bit 0 (digital I/O) |
| 핀 12 | RC1 — Port C bit 1 (digital I/O) |
| 핀 13 | RC2 — Port C bit 2 (digital I/O / PWM output) |
| 핀 14 | RC3 — Port C bit 3 (digital I/O) |
| 핀 15 | RC4 — Port C bit 4 (digital I/O) |
| 핀 16 | RC5 — Port C bit 5 (digital I/O) |
| 핀 17 | RC6 — Port C bit 6 (digital I/O / TX) |
| 핀 18 | RC7 — Port C bit 7 (digital I/O / RX) |
| 핀 19 | VSS — Ground reference |
| 핀 20 | VDD — Positive supply voltage |
| 핀 21 | RB0 — Port B bit 0 (digital I/O / external interrupt) |
| 핀 22 | RB1 — Port B bit 1 (digital I/O) |
| 핀 23 | RB2 — Port B bit 2 (digital I/O) |
| 핀 24 | RB3 — Port B bit 3 (digital I/O) |
| 핀 25 | RB4 — Port B bit 4 (digital I/O) |
| 핀 26 | RB5 — Port B bit 5 (digital I/O) |
| 핀 27 | RB6 — Port B bit 6 (digital I/O / ICSP clock) |
| 핀 28 | RB7 — Port B bit 7 (digital I/O / ICSP data) |
일반적인 애플리케이션
PIC16LC63AT-04/SS 적합 용도: 6 애플리케이션s: Consumer Electronics Control, Industrial Automation Sensor Nodes, Low-Speed DC Motor / Fan Speed Control, Battery-Powered Remote Sensor / IoT Edge Node, User Interface / Keypad and LED Driver, Automotive Body / Comfort Electronics (Sub-System).
Consumer Electronics Control
The PIC16LC63AT-04/SS suits consumer-electronics control boards where 22 digital I/O lines, 7 KB of OTP firmware, and integrated PWM are sufficient to drive user-interface logic, indicator LEDs, and small actuators. Its 4 MHz core over 3-5.5 V matches battery and USB-powered rails. Compared to discrete logic or an FPGA, it cuts BOM cost while delivering deterministic interrupt response (single-cycle instructions, 250 ns at 4 MHz). The integrated WDT and BOR protect against firmware lockup in unattended appliances such as coffee makers, air purifiers, or countertop kitchen devices.
추천
Industrial Automation Sensor Nodes
For industrial sensor-interface modules on a 24V-bus-derived rail, the PIC16LC63AT-04/SS provides the GPIO count, on-chip ADC, and PWM to read 4-20 mA or 0-10 V sensor signals and drive relay outputs without external glue logic. The integrated Brown-Out Reset holds the MCU in reset during supply transients, while the WDT with its own RC oscillator recovers the node from firmware hang-ups. The -40C to +85C industrial temperature grade allows deployment in factory-floor enclosures. Against a discrete 8051 design, the PIC16CXX mid-range core halves PCB area and firmware development time.
추천
Low-Speed DC Motor / Fan Speed Control
The PIC16LC63AT-04/SS on-chip PWM module and 25 mA per-pin drive make it a fit for low-DC-motor and brushless-fan speed controllers in appliances and HVAC accessories. PWM frequency is derived from Timer2/PR2 and supports 10-bit resolution, sufficient for smooth fan RPM control. The MCU's 4 MHz clock lets you update the duty cycle every 10 ms - fast enough for thermal-control loops but slow enough to avoid switching losses. The integrated WDT recovers the controller from stall events without an external supervisor IC.
추천
Battery-Powered Remote Sensor / IoT Edge Node
In a battery-powered edge sensor or simple IoT node, the PIC16LC63AT-04/SS delivers low active current (typical 1-2 mA at 4 MHz, 3.3 V per the PIC16C6x datasheet) and benefits from a SLEEP instruction that halts the core while leaving the WDT and interrupts alive - waking on interrupt or WDT timeout. The 3 V minimum supply lets you run directly from two AA cells in series. The 22 GPIO lines support a UART, SPI, or I2C peripheral stack for sensor interfacing and a low-power RF link. Versus a 32-bit MCU, this PIC draws roughly 30-50% less active current at equivalent task throughput.
추천
User Interface / Keypad and LED Driver
The PIC16LC63AT-04/SS's 22 GPIO pins are well-matched to scanning a 4x4 matrix keypad (8 lines) plus driving 7-segment or Charlieplexed LED arrays (8-14 lines) without external decoder logic. Single-cycle instruction execution gives consistent keypad debounce timing - critical for ergonomic input response - while the 4 MHz clock supports up to 2000 scan cycles per second. The integrated PWM can drive LED brightness via software duty-cycle control or backlight dimming. OTP memory locks down the UI firmware to prevent field tampering in kiosk and instrument-panel designs.
추천
Automotive Body / Comfort Electronics (Sub-System)
Although the PIC16LC63AT-04/SS is not AEC-Q100 qualified, it is suitable for non-safety automotive sub-systems such as interior lighting controllers, seat-position memory, or mirror-adjust modules inside the passenger cabin, where the -40C to +85C industrial grade and 4 MHz core are sufficient. The integrated BOR handles crank-cold-start voltage drops down to 3 V, and the WDT recovers the module from firmware hang-ups on noisy 12 V buses (with proper external TVS / filtering). For safety-relevant ECUs (airbag, ABS, ADAS) an AEC-Q100 part such as PIC16F877A-I/PT is mandatory instead.
추천
추천 제품 요약
엔지니어링 참조 데이터: PIC16LC63AT-04/SS — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 | PIC16LC63A-04I/SS | PIC16LC63A-04/SS | PIC16LC63AT-04I/SS |
|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 28-pin SSOP | 28-pin SSOP - same | 28-pin SSOP - same | 28-pin SSOP - same |
| Program Memory | 7 KB (4K x 14) OTP | 7 KB OTP | 7 KB OTP | 7 KB OTP |
| Maximum Clock Frequency | 4 MHz | 4 MHz | 4 MHz | 4 MHz |
| Supply Voltage Range | 3 V to 5.5 V | 3 V to 5.5 V | 3 V to 5.5 V | 3 V to 5.5 V |
| Operating Temperature | -40C to +85C (industrial) | -40C to +85C (industrial) | 0C to +70C (commercial) | -40C to +85C (industrial) |
| I/O Pins | 22 | 22 | 22 | 22 |
| Packaging Form | Tape & Reel | Tube (no /T suffix) | Tube (no /T suffix) | Tape & Reel |
주요 차별점
- Same-die SSOP compatibility across temperature grades (vs PIC16LC63A-04/SS)
- OTP cost advantage for high-volume locked firmware (vs PIC16F873A-I/SS)
- Integrated WDT with dedicated RC oscillator (vs PIC16LC63A-04I/SS)
설계 노트
The PIC16LC63AT-04/SS requires a stable VDD rail between 3 V and 5.5 V with adequate decoupling. Place a 100 nF ceramic capacitor as close as practical to the VDD pin (pin 20) and a bulk 10 uF tantalum or ceramic on the same rail. The integrated Brown-Out Reset triggers when VDD drops below the BOR threshold (configurable per the PIC16C6x configuration-word bits); ensure your worst-case supply droop never crosses this threshold in normal operation or the MCU will spurious-reset. For battery-powered designs, use a low-Iq LDO such as Microchip MCP1700 to extend runtime.
OTP memory cannot be erased or re-programmed - once written, the firmware is permanent. This means in-circuit firmware development MUST be done on a flash-based sibling (e.g. PIC16F873A-I/SS in the same 28-SSOP) before committing to OTP production parts. Configuration-word bits differ between OTP and flash variants, so verify CP (code protect), WDT enable, and oscillator selection bits before programming. Always run a programming-yield lot before high-volume OTP ordering because a single mis-programmed OTP part is scrap.
The 28-pin SSOP package has a 0.65 mm pin pitch, which is a moderately fine-pitch surface-mount footprint. Use a NSMD (non-solder-mask-defined) land pattern with stencil apertures slightly larger than the pads (typically 1:1 pad-to-aperture ratio) for reliable paste release. Route crystal traces (OSC1/OSC2) short and symmetric, guard them with a ground pour on both sides, and keep switching signals (PWM, RC lines) at least 3 mm away to avoid coupling into the oscillator. The MCLR pin requires a 10 kohm pull-up to VDD and a 100 nF cap to ground for proper reset; do not leave MCLR floating.
규정 준수 정보
RoHS / REACH / lead-free status not specified in the verified web data; defaulting to 'unknown' per Data Authenticity Rule. PIC16C6x OTP family predates widespread RoHS mandates; consult Microchip product compliance documentation for specific lot-level declarations. Not AEC-Q100 qualified - select a Q100-grade part for automotive safety-relevant applications.
