PIC16C62A-20I/SP - 8-Bit 20MHz OTP MCU, 3.5KB | Microchip
MPN: PIC16C62A-20I/SP ✗ اختتامِ زندگیPIC16C62A-20I/SP جائزہ
A PIC microcontroller (Programmable Interface Controller) is a family of Harvard-architecture, RISC-based microcontrollers from Microchip that integrate a CPU core, program memory, RAM, EEPROM/Flash, and peripherals onto a single IC. Within the taxonomy, the PIC16C62A is a member of the PIC16C mid-range family -> PIC16C sub-family -> 8-bit PIC microcontrollers -> microcontrollers -> semiconductor ICs. It uses CMOS EPROM technology (C in the part number), which is OTP rather than Flash, distinguishing it from later PIC16F Flash-based devices.
Key features include 35 single-word instructions, a 200 ns instruction cycle at 20 MHz, a 14-bit instruction word, two 8-bit timers (Timer0, Timer2) plus one 16-bit timer (Timer1), a capture/compare/PWM (CCP) module, a synchronous serial port (SSP) supporting SPI and I²C, an 8-bit parallel slave port, and a watchdog timer with on-chip RC oscillator. Power consumption is low: 15 µA typical at 5V/4 MHz, and 1 µA typical at 3V/32 kHz, enabling battery-friendly designs.
Typical applications include HVAC controls, appliance control, security and alarm systems, motor control (small DC), I/O control boards, and embedded control in industrial 24V-bus systems where through-hole SPDIP packages ease hand prototyping and field service. The 22 I/O lines support direct interfacing of switches, relays, LED indicators, and low-speed serial peripherals.
When designing with this part, note that OTP memory cannot be re-programmed in-circuit; plan for code-stable production via a single device-programming step with a Microchip MPLAB PM3 or equivalent production programmer. The 28-SPDIP footprint also enables easy breadboarding for engineering development.
کے لیے ڈراپ اِن متبادل PIC16C62A-20I/SP — یکساں پیکیج، پن سے پن مطابقت پذیر۔ مختلف پیکیج والے پرزے جن کے لیے PCB دوبارہ کام درکار ہو، شامل نہیں ہیں۔
اس سیریز میں مختلف ورژن
اسی سیریز کے ماڈلز جو ڈراپ اِن مطابقت رکھتے ہیں PIC16C62A-20I/SP (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف Program Memory Size, Package, Peripherals, Program Memory Type, Operating Temperature.
PIC16C62A-20/SP
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16C62A-10/SP
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16C62A-04I/SP
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16F72-I/SP
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16C62A-04E/SP
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16C62B-20I/SP
✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16C62A-20I/SP زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| Product Type | 8-bit RISC Microcontroller (MCU) |
| Series | PIC16C (mid-range family) |
| Program Memory Type | OTP EPROM (One-Time-Programmable) |
| Program Memory Size | 3.5KB (2K x 14 words) |
| Data RAM | 128 bytes |
| Data EEPROM | None (EPROM-only MCU) |
| Maximum CPU Frequency | 20 MHz |
| Instruction Cycle Time | 200 ns (at 20 MHz) |
| Instruction Set | 35 single-word instructions, 14-bit instruction width |
| I/O Pins | 22 |
| Timers | 1x 8-bit (TMR0), 1x 16-bit (TMR1), 1x 8-bit (TMR2) |
| CCP Module | 1x Capture/Compare/PWM |
| Serial Interfaces | SSP (SPI / I²C), USART (SCI) |
| Parallel Slave Port | Yes (8-bit) |
| Watchdog Timer | Yes, with on-chip RC oscillator |
| سپلائی وولٹیج | 2.5 V to 6.0 V (5 V nominal) |
| آپریٹنگ درجہ حرارت | -40 °C to +85 °C (Industrial, -I suffix) |
| Typical Active Current @ 5V/4MHz | 15 µA typical |
| Typical Sleep Current @ 3V/32kHz | 1 µA typical |
| پیکیج | 28-SPDIP (0.300", 7.62 mm), Through-Hole |
| پن کی تعداد | 28 |
| ماؤنٹنگ ٹائپ | Through-Hole (DIP) |
PIC16C62A-20I/SP پن کنفیگریشن
| پن 1 | /MCLR/VPP — Master Clear (reset, active low) / programming voltage input |
| پن 2 | RA0/AN0 — PORTA bit 0 / analog input 0 (note: PIC16C62A is digital-only) |
| پن 3 | RA1 — PORTA bit 1 |
| پن 4 | RA2 — PORTA bit 2 |
| پن 5 | RA3 — PORTA bit 3 |
| پن 6 | RA4 — PORTA bit 4 |
| پن 7 | RA5 — PORTA bit 5 |
| پن 8 | VSS — Ground reference |
| پن 9 | OSC1/CLKIN — Oscillator crystal input / external clock input |
| پن 10 | OSC2/CLKOUT — Oscillator crystal output / clock output |
| پن 11 | RC0 — PORTC bit 0 |
| پن 12 | RC1 — PORTC bit 1 |
| پن 13 | RC2 — PORTC bit 2 / CCP1 output |
| پن 14 | RC3 — PORTC bit 3 / SCL (SSP I²C clock) |
| پن 15 | RC4 — PORTC bit 4 / SDA (SSP I²C data) |
| پن 16 | RC5 — PORTC bit 5 / SDO (SSP SPI data out) |
| پن 17 | RC6 — PORTC bit 6 / TX (USART async transmit) |
| پن 18 | RC7 — PORTC bit 7 / RX (USART async receive) |
| پن 19 | VSS — Ground reference |
| پن 20 | RD0 — PORTD bit 0 (parallel slave port data) |
| پن 21 | RD1 — PORTD bit 1 |
| پن 22 | RD2 — PORTD bit 2 |
| پن 23 | RD3 — PORTD bit 3 |
| پن 24 | RD4 — PORTD bit 4 |
| پن 25 | RD5 — PORTD bit 5 |
| پن 26 | RD6 — PORTD bit 6 |
| پن 27 | RD7 — PORTD bit 7 |
| پن 28 | VDD — Positive supply (2.5 V to 6.0 V, 5 V nominal) |
عام استعمالات
PIC16C62A-20I/SP کے لیے موزوں ہے 6 ایپلیکیشنs: HVAC and Building Climate Control, Security and Alarm Panels, Appliance Control Boards (White Goods), Small DC Motor and Stepper Control, Industrial I/O Expansion Modules, Educational and Hobby 8-bit Development.
HVAC and Building Climate Control
The PIC16C62A-20I/SP's 22 I/O lines and industrial -40 to +85 °C grade suit distributed HVAC damper/valve controllers that must drive relays, triacs, and thermistor front-ends from a single 5 V rail. The 20 MHz CPU clock executes a typical proportional-control loop inside 1 ms, while the 3.5 KB OTP holds a fixed control algorithm with no risk of firmware corruption in the field. The Capture/Compare/PWM module directly generates the variable-frequency signal needed for EC-motor speed reference, and the SSP port links to a remote wall-thermostat over I²C. The 28-SPDIP package also makes hand-rework trivial during service calls. Reference companion parts: PIC16F72-I/SP (Flash migration), MCP2551 (CAN transceiver), and the on-board 24LC256 EEPROM for setpoint logging.
تجویز کردہ
Security and Alarm Panels
A security alarm panel needs many discrete I/Os for zone inputs, siren outputs, keypad scan, and dialer interface - exactly the 22 GPIO budget of the PIC16C62A-20I/SP. The 20 MHz core reads a 16-zone scan loop inside a few hundred microseconds, leaving headroom for periodic supervisory housekeeping. The Watchdog Timer with on-chip RC oscillator prevents panel lock-up if noise disrupts program flow, and the USART drives an optional PSTN or GSM dialer modem. OTP memory is acceptable here because the firmware is locked at production and tamper-resistance is a benefit. Reference companion parts: PIC16C62A-04I/SP (slower, cooler variant), MCP1700 (3.3 V LDO for radio module), and a piezo buzzer driver transistor.
تجویز کردہ
Appliance Control Boards (White Goods)
Washing machines, dishwashers, and microwave ovens use 8-bit MCUs like the PIC16C62A-20I/SP for motor sequencing, door-lock interlocks, and user-interface multiplexing. The 35-instruction mid-range core is well-suited to state-machine firmware patterns typical of appliance controllers, and the CCP/PWM block directly drives low-side MOSFETs for brushed DC or universal motors. The 2.5-6.0 V supply range tolerates the 5 V standby rail typical of switched-mode power supplies, and the industrial temperature grade survives the under-cabinet thermal environment. OTP memory is preferred for cost-sensitive, fixed-feature appliances where code stability is mandatory.
تجویز کردہ
Small DC Motor and Stepper Control
The PIC16C62A-20I/SP's CCP module produces PWM up to 20 kHz, perfect for closed-loop DC-motor speed or micro-stepping control of small stepper motors driving valves or damper actuators. Its 20 MHz CPU executes a PID loop at 1 ms intervals while leaving cycles free for I/O debouncing and serial reporting. The 22 GPIO budget drives a half-bridge (4 lines), quadrature encoder input (2 lines), and an SPI/I²C sensor. The 5 V supply makes the part compatible with opto-isolated gate drivers, and the 28-SPDIP through-hole package simplifies prototype bench tuning. Reference companion parts: PIC16C62A-20/SP (commercial-temperature variant), DRV8871 (H-bridge driver), and AS5048A (SPI magnetic encoder).
تجویز کردہ
Industrial I/O Expansion Modules
A remote I/O rack in a 24 V industrial bus often uses an 8-bit MCU like the PIC16C62A-20I/SP to scan 16-24 discrete inputs, latch outputs, and forward status over RS-485 or CAN. The MCU's 22 GPIO lines map directly to 8 inputs + 8 outputs + 4 control signals + 2 serial lines - no external multiplexer needed. Industrial -40 to +85 °C operation tolerates cabinet temperatures near other heat-dissipating equipment, and the 20 MHz speed services a 1 ms fieldbus update without bus arbitration jitter. Reference companion parts: PIC16F72-I/SP (Flash migration for firmware updates), MAX485 (RS-485 transceiver), and ISO1050 (isolated CAN transceiver).
تجویز کردہ
Educational and Hobby 8-bit Development
Universities and hobbyists continue to use the PIC16C62A-20I/SP because its 28-SPDIP through-hole package drops into standard 0.3" breadboards and ZIF sockets, simplifying lab experimentation. The 3.5 KB OTP forces students to think carefully about code size while still fitting a small multitasking demo with UART, ADC polling, and PWM output. A PICkit-style programmer plus the MPLAB IDE is the standard development toolchain. The 20 MHz clock supports real-time signal processing demonstrations and Q-format DSP-style FIR filters in classroom labs. Reference companion parts: PIC16F84A-04/P (Flash-based beginner part), PIC16F72-I/SP (modern Flash equivalent), and the 28-SPDIP breakout socket for breadboard prototyping.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا PIC16C62A-20I/SP — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | PIC16C62A-20/SP | PIC16C62A-10/SP | PIC16C62A-04I/SP | PIC16F72-I/SP | PIC16C62B-20I/SP |
|---|---|---|---|---|---|---|
| Package | 28-SPDIP (0.300") | 28-SPDIP - same | 28-SPDIP - same | 28-SPDIP - same | 28-SPDIP - same | 28-SPDIP - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Maximum CPU Frequency | 20 MHz | 20 MHz | 10 MHz | 4 MHz | 20 MHz | 20 MHz |
| Program Memory Type | OTP EPROM 3.5 KB | OTP EPROM 3.5 KB | OTP EPROM 3.5 KB | OTP EPROM 3.5 KB | Flash 3.5 KB (re-programmable) | OTP EPROM 3.5 KB |
| Data RAM | 128 bytes | 128 bytes | 128 bytes | 128 bytes | 128 bytes | 128 bytes |
| I/O Pins | 22 | 22 | 22 | 22 | 22 | 22 |
| Temperature Grade | Industrial -40 to +85 °C | Commercial 0 to +70 °C | Commercial 0 to +70 °C | Industrial -40 to +85 °C | Industrial -40 to +85 °C | Industrial -40 to +85 °C |
| ADC | None | None | None | None | 5-channel 8-bit ADC | None |
| Lifecycle Status | Obsolete | Obsolete | Obsolete | Obsolete | Active | Obsolete |
اہم امتیازی خصوصیات
- Industrial -40 to +85 °C temperature grade (بمقابلہPIC16C62A-20/SP)
- 20 MHz CPU clock (vs 10 MHz and 4 MHz siblings) (بمقابلہPIC16C62A-10/SP)
- Same-brand Flash migration available without board redesign (بمقابلہPIC16F72-I/SP)
ڈیزائن نوٹس
Because PIC16C62A uses OTP EPROM, every board must be programmed once at production before solder. A single programming failure bricks the device - design in a Microchip MPLAB PM3 production programmer and budget for the programming step in the manufacturing flow. If post-production field updates are even remotely possible, design in a Flash-based PIC16F72-I/SP from the start (same 28-SPDIP pinout) to avoid a board redesign later.
Estimated: at 5 V supply, 20 MHz CPU clock, and all peripherals enabled, the PIC16C62A-20I/SP typically draws ~15 mA active per the datasheet's 5 V / 4 MHz figure scaled by frequency. With a typical duty cycle of 10% active and 90% sleep, average current falls to roughly 1-2 mA. For battery-backed designs, add a 3 V backup rail and use the brown-out reset and watchdog timer to ensure deterministic restart after a deep brown-out - critical for security panels that must log events even during power faults.
The 28-SPDIP (0.300 inch row spacing) is friendly for hand-prototyping on breadboards, but production boards should still include a ground plane under the IC and 100 nF + 10 µF decoupling on VDD (pin 28) and a separate 100 nF on AVDD if an ADC is added in a sibling design. Place the 20 MHz crystal or resonator (typical 22 pF load caps) within 1 cm of pins 9-10 (OSC1/OSC2) to avoid stray radiation. MCLR/VPP (pin 1) must have a 10 kΩ pull-up and a 100 nF to ground for in-circuit programming robustness.
When using the SSP module in I²C mode, add 4.7 kΩ pull-ups on RC3/SCL and RC4/SDA. The PIC16C62A's I/O pins have TTL-level thresholds; for 3.3 V peripherals add a level translator such as PCA9306 to avoid latch-up. The parallel slave port on PORTD consumes pins 20-27; if not used, leave them as inputs with weak pull-ups enabled via the RBPU/OPTION register settings.
تعمیل کی معلومات
RoHS / lead-free / halogen-free status not present in the verified web data; values set to unknown per Data Authenticity Rules. PIC16C62A is a through-hole legacy MCU not targeting automotive AEC-Q100 qualification, so aec_q100 is marked not_applicable.
