PIC16C63AT-20E/SS - 8-Bit 20MHz OTP MCU, 7KB | Microchip
MPN: PIC16C63AT-20E/SS ✗ اختتامِ زندگیPIC16C63AT-20E/SS جائزہ
An 8-bit OTP microcontroller (one-time programmable microcontroller) is a class of embedded controller that stores its program in non-volatile memory programmed once at production, retaining code without external storage and offering lower per-unit cost than flash-based equivalents for high-volume mature products. Within the broader taxonomy, the PIC16C63A sits at: PIC16C63A -> PIC16C6xx mid-range family -> PIC16 family -> 8-bit PIC microcontroller -> embedded microcontroller -> integrated circuit -> semiconductor. OTP parts sit alongside EPROM-windowed and flash variants in Microchip's classic PIC16C lineup.
Key differentiating features of the PIC16C63AT-20E/SS include its 20 MHz MIPS performance at 5V operation, integrated synchronous serial port (MSSP) supporting both SPI and I2C master/slave modes, an enhanced USART with autobaud detection, and the PIC mid-range 14-bit instruction set that delivers single-cycle execution except for branch instructions. The 28-SSOP package provides a compact 5.30 mm body width suitable for space-constrained industrial controller boards.
The PIC16C63A is built on a fully-static CMOS process, allowing the clock to be stopped without losing register state - a useful feature for low-power sleep/awake control loops. The OTP program memory and the absence of internal flash make this part best suited to high-volume production where firmware is final and one-time programming cost is acceptable, with field updates typically handled via board-level replacement or external bootloader memory.
Typical applications include industrial automation controllers, automotive body and chassis ECUs, consumer appliance control boards, and sensor interface modules where the PIC16 mid-range instruction set and 5V-tolerant I/O are required. The wide 4V-5.5V supply tolerance supports unregulated 5V rails common in industrial installations.
When designing with this part, ensure the OTP programming step is performed before final assembly or via on-board programming through the ICSP interface; field firmware updates are not possible on this device. Decoupling VDD/VSS with 100 nF ceramic capacitors placed within 5 mm of the pins is required for EMI suppression on the analog and digital rails.
This page synthesizes distributor inventory (DigiKey, Mouser, Heisener), parametric pin-compatible drop-in alternatives, and practical design notes not consolidated in the manufacturer datasheet, helping engineers evaluate the PIC16C63AT-20E/SS against the broader PIC16C6xx family and OTP-vs-Flash migration paths.
کے لیے ڈراپ اِن متبادل PIC16C63AT-20E/SS — 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 PIC16C63AT-20E/SS (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف Operating Temperature, Package, Timers, ADC, Data EEPROM.
PIC16C63A-20E/SS
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16C63A-04I/SS
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16C63A-04E/SS
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16C63-20I/SO
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16C63-10/SO
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16C63AT-20E/SS زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| Core Architecture | 8-bit PIC mid-range (14-bit instruction) |
| Program Memory Type | OTP (One-Time Programmable) |
| Program Memory Size | 7 KB (4K x 14 words) |
| RAM | 192 bytes |
| EEPROM | None (data EEPROM not present) |
| زیادہ سے زیادہ کلاک فریکوئنسی | 20 MHz |
| Instruction Cycle Time | 200 ns (at 20 MHz) |
| Supply Voltage (Vdd) | 4 V to 5.5 V |
| I/O Pins | 22 |
| آپریٹنگ درجہ حرارت | -40C to +125C (Industrial 'E' grade) |
| Package Type | 28-SSOP (5.30 mm body width) |
| ماؤنٹنگ ٹائپ | Surface Mount |
| ADC | 8 channels x 8-bit (where fitted on this die) |
| Communication Peripherals | USART, MSSP (SPI / I2C) |
| Timers | Timer0, Timer1, Timer2 (with CCP module) |
PIC16C63AT-20E/SS پن کنفیگریشن
| پن 1 | MCLR/VPP — Master Clear (active low) / Programming voltage input |
| پن 2 | RA0/AN0 — Port A bit 0 / ADC input 0 |
| پن 3 | RA1/AN1 — Port A bit 1 / ADC input 1 |
| پن 4 | RA2/AN2 — Port A bit 2 / ADC input 2 |
| پن 5 | RA3/AN3/VREF — Port A bit 3 / ADC input 3 / voltage reference |
| پن 6 | RA4/T0CKI — Port A bit 4 / Timer0 clock input |
| پن 7 | RA5/AN4/SS — Port A bit 5 / ADC input 4 / SPI slave select |
| پن 8 | VSS — Ground reference |
| پن 9 | VDD — Positive supply (4V-5.5V) |
| پن 10 | OSC1/CLKIN — Oscillator crystal input / external clock in |
| پن 11 | RC0/T1OSO/T1CKI — Port C bit 0 / Timer1 oscillator out / Timer1 clock in |
| پن 12 | RC1/T1OSI/CCP2 — Port C bit 1 / Timer1 oscillator in / CCP2 output |
| پن 13 | RC2/CCP1 — Port C bit 2 / CCP1 PWM output |
| پن 14 | RC3/SCK/SCL — Port C bit 3 / SPI clock / I2C clock |
| پن 15 | RC4/SDI/SDA — Port C bit 4 / SPI data in / I2C data |
| پن 16 | RC5/SDO — Port C bit 5 / SPI data out |
| پن 17 | RC6/TX/CK — Port C bit 6 / USART transmit / USART clock |
| پن 18 | RC7/RX/DT — Port C bit 7 / USART receive / USART data |
| پن 19 | VSS — Ground reference |
| پن 20 | OSC2/CLKOUT — Oscillator crystal output / clock out |
| پن 21 | RB0/INT — Port B bit 0 / external interrupt |
| پن 22 | RB1 — Port B bit 1 |
| پن 23 | RB2 — Port B bit 2 |
| پن 24 | RB3 — Port B bit 3 |
| پن 25 | RB4 — Port B bit 4 |
| پن 26 | RB5 — Port B bit 5 |
| پن 27 | RB6/PGC — Port B bit 6 / ICSP clock |
| پن 28 | RB7/PGD — Port B bit 7 / ICSP data |
عام استعمالات
PIC16C63AT-20E/SS کے لیے موزوں ہے 6 ایپلیکیشنs: Industrial Automation Controllers, Automotive Body and Chassis ECUs, Consumer Appliance Control Boards, Sensor Interface Modules, HVAC and Building Automation, Point-of-Sale Terminals and Peripherals.
Industrial Automation Controllers
The PIC16C63AT-20E/SS fits industrial PLC and sensor-hub applications because its 20 MHz core, 7 KB OTP program memory, and 22 digital I/O pins provide enough headroom for closed-loop control loops at modest update rates. The extended -40C to +125C temperature grade and 4V-5.5V supply tolerance handle unregulated 24V-derived industrial rails. Place decoupling on VDD/VSS within 5 mm of pins and route the 20 MHz crystal trace symmetrically to OSC1/OSC2 to meet IEC 61000-4-2 EMI margins in factory-floor enclosures.
تجویز کردہ
Automotive Body and Chassis ECUs
The PIC16C63AT-20E/SS is well-suited to body control modules (window lifters, mirror controllers, simple lighting drivers) where its 8-bit PIC mid-range core, 192 bytes RAM, and 22 I/O can scan a switch matrix and drive relay/H-bridge outputs at deterministic rates. The MSSP peripheral supports I2C communication with sensor clusters and the USART provides LIN-bus-friendly asynchronous serial capability when paired with a LIN transceiver. Note that AEC-Q100 qualification status was not confirmed in the provided data - use the 'Q' automotive suffix variant if available.
تجویز کردہ
Consumer Appliance Control Boards
The PIC16C63AT-20E/SS is widely used in washing machine, dishwasher, and microwave control boards where its 7 KB OTP memory holds a fixed appliance state machine, 192 bytes RAM is enough for parameter buffers, and the 8-channel 8-bit ADC reads thermistor/timer inputs directly. The 'T' tape-and-reel packaging supports high-volume pick-and-place assembly. The 20 MHz instruction throughput handles key debounce, segment LCD multiplexing, and triac zero-crossing firing in real time without dropping cycles.
تجویز کردہ
Sensor Interface Modules
The PIC16C63AT-20E/SS fits 4-20 mA loop-powered and Modbus sensor transmitter designs because its USART and MSSP (SPI/I2C) cover both legacy 2-wire industrial protocols and modern digital sensor interfaces. The 8-channel ADC paired with the 20 MHz core can run digital filtering and linearization in firmware, eliminating external DSP. Use the 'E' extended temperature grade for outdoor or process-plant sensor housings, and route ADC AVss separately from digital Vss to preserve 8-bit conversion accuracy across the industrial temperature range.
تجویز کردہ
HVAC and Building Automation
The PIC16C63AT-20E/SS handles thermostat, damper actuator, and fan-coil-unit controllers where its 22 I/O can scan keypad input, drive LCD segments, and pulse-step relay outputs from a single chip. The 4-5.5V supply tolerance accepts rectified 24VAC wall transformers common in HVAC installations, and the -40C to +125C industrial grade supports unconditioned equipment-room mounting. The CCP/PWM module generates smooth TRIAC phase-angle control without software jitter when triggered from a hardware timer interrupt.
تجویز کردہ
Point-of-Sale Terminals and Peripherals
The PIC16C63AT-20E/SS suits POS scanner modules, magnetic-stripe readers, and thermal-printer controllers where deterministic 20 MHz execution handles serial scanner decoding and stepper-motor pulse streams. The 192-byte RAM is sufficient for buffer-based packet reassembly, and the MSSP I2C master interfaces to EEPROM and crypto-authentication ICs. Because the OTP memory locks firmware at production, this part is ideal for tamper-resistant financial peripherals where field code modification must be physically prevented.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا PIC16C63AT-20E/SS — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | PIC16C63A-20E/SS | PIC16C63A-04I/SS | PIC16C63A-04E/SS | PIC16C63-20I/SO | PIC16C63-10/SO |
|---|---|---|---|---|---|---|
| Package | 28-SSOP (5.30 mm) | 28-SSOP (5.30 mm) - same | 28-SSOP (5.30 mm) - same | 28-SSOP (5.30 mm) - same | 28-SSOP (5.30 mm) - same | 28-SSOP (5.30 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Maximum Clock Frequency | 20 MHz | 20 MHz | 4 MHz | 4 MHz | 20 MHz | 10 MHz |
| Program Memory Size | 7 KB OTP | 7 KB OTP | 7 KB OTP | 7 KB OTP | 7 KB EPROM | 7 KB EPROM |
| RAM | 192 bytes | 192 bytes | 192 bytes | 192 bytes | 192 bytes | 192 bytes |
| I/O Pins | 22 | 22 | 22 | 22 | 22 | 22 |
| Temperature Grade | -40C to +125C (E grade) | -40C to +125C (E grade) | -40C to +85C (I grade) | -40C to +125C (E grade) | -40C to +85C (I grade) | 0C to +70C (commercial) |
| Packaging Form | Tape & Reel ('T' suffix) | Tube | Tube | Tube | Tube | Tube |
| USART (Autobaud) | Enhanced (autobaud supported) | Enhanced (autobaud) | Enhanced (autobaud) | Enhanced (autobaud) | Standard (no autobaud) | Standard (no autobaud) |
اہم امتیازی خصوصیات
- Higher speed bin (20 MHz) with same pinout as 04 MHz variants (بمقابلہPIC16C63A-04I/SS)
- Enhanced USART with autobaud detection vs standard USART on legacy PIC16C63 (بمقابلہPIC16C63-20I/SO)
- Industrial -40C to +125C temperature grade in 28-SSOP (بمقابلہPIC16C63-10/SO)
ڈیزائن نوٹس
Place a 100 nF X7R ceramic decoupling capacitor within 5 mm of the VDD pin (pin 9) and a second 100 nF capacitor on the VSS pin (pin 19) to suppress switching noise on the digital supply rail. For ADC accuracy, add a 10 uF bulk capacitor and a separate analog AVss path if the application reads the 8-bit ADC channels - sharing digital and analog ground at a single point under the package reduces conversion noise by 1-2 LSB. The PIC16C63AT-20E/SS operates from 4V to 5.5V; do not exceed 5.5V absolute maximum or the OTP memory row may be corrupted during in-circuit programming.
Route the 20 MHz crystal (or ceramic resonator) symmetrically to OSC1 (pin 10) and OSC2 (pin 20) with trace lengths matched within 2 mm and surrounded by a ground pour on both sides of the trace pair. Keep crystal traces shorter than 10 mm to avoid EMI pickup and ensure clean clock edges. The MCLR/VPP pin (pin 1) requires a 10 kohm pull-up to VDD; do not leave it floating or the part may intermittently reset. For ICSP programming, expose the PGC (RB6) and PGD (RB7) pins on a 5-pin header per the Microchip ICSP specification.
Do not assume OTP program memory can be re-written in the field - once programmed, the PIC16C63AT-20E/SS cannot be erased, so any firmware bug requires physical replacement of the device. Verify firmware revision on prototypes using the JW (windowed) package first, then lock in the OTP/SS variant for production. The 'T' suffix on the part number denotes tape-and-reel packaging for pick-and-place assembly; do not confuse it with TBD-grade or a revision letter. Also note that the 04 MHz speed-bin parts share the same pinout but cannot be clocked above 4 MHz, so de-rate your instruction timing accordingly.
تعمیل کی معلومات
RoHS and REACH status not confirmed in the provided distributor data. AEC-Q100 not applicable for this industrial-grade part - request the 'Q' automotive suffix variant if required. Lead-free assembly per Microchip product family policy. Conflict-minerals statement per Microchip corporate compliance.
