PIC16F83T-04I/SO - 4MHz 8-bit Flash MCU, 18-SOIC | Microchip
MPN: PIC16F83T-04I/SO ✓ فعالPIC16F83T-04I/SO جائزہ
An MCU (microcontroller) is a single-chip computer that integrates a CPU core, non-volatile program memory, working RAM, and peripherals such as timers, capture/compare, ADC, and communication ports. The PIC16F8X group sits in the PIC16CXX mid-range family, between PIC10/12 baseline parts and PIC18 enhanced parts, and is widely used as a baseline 8-bit control platform in commercial and industrial embedded designs. The "/SO" suffix denotes an 18-lead Small-Outline IC; the "T" denotes tape-and-reel packaging; "-04I" specifies the 4 MHz speed variant with industrial -40C to +85C temperature grade.
Key differentiating features include a 13-bit instruction word, eight-level hardware stack, Power-On Reset (POR), Brown-Out Reset (BOR), Watchdog Timer (WDT) with on-chip RC oscillator, 13 digital I/O pins, one 8-bit timer/counter (TMR0) with 8-bit prescaler, and 64 bytes of EEPROM data memory. The CMOS fully-static core draws microamp-level idle current and supports sleep mode with WDT wake-up for nanoWatt-style battery-powered designs. The instruction set is symmetric and orthogonal, simplifying assembler and C code generation.
Typical applications include low-power sensor nodes, appliance control panels, simple motor and relay drivers, LED indication controllers, and educational/development platforms. Industrial uses span remote keyless entry (RKE), smart-card readers, and small-form-factor instrumentation where the 18-pin SOIC footprint provides a low-profile, surface-mountable form factor compatible with automated pick-and-place assembly lines.
When designing with this part, choose a 4 MHz resonator with proper load capacitors and follow Microchip's in-circuit serial programming (ICSP) pinout (RB6/RB7) when planning for field firmware updates. For new designs requiring ADC or enhanced peripherals, migrate to PIC16F818/PIC16F819 in the same 18-pin SOIC footprint rather than the older F83/F84.
This page synthesizes distributor pricing, drop-in same-footprint alternatives, and practical design notes not found in the manufacturer datasheet.
کے لیے ڈراپ اِن متبادل PIC16F83T-04I/SO — 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 PIC16F83T-04I/SO (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف Package, Core Architecture, Timers, Data EEPROM, I/O Pins.
PIC16F83-04/SO
✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16F84A-04/SO
✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہ📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
PIC16F84A-04I/SO
✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16F819-I/SO
✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16F818-I/SO
✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہ📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
PIC16F83T-04I/SO زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| Core Architecture | 8-bit PIC RISC |
| Program Memory | 896 bytes FLASH (512 x 14) |
| Data RAM | 36 bytes |
| Data EEPROM | 64 bytes |
| زیادہ سے زیادہ کلاک فریکوئنسی | 4 MHz |
| Instruction Cycle | 400 ns (at 10 MHz input) |
| Instruction Word Size | 14 bits |
| Number of Instructions | 35 single-word |
| I/O Pins | 13 |
| Timers | 1 x 8-bit (TMR0) with 8-bit prescaler |
| سپلائی وولٹیج | 2.5 V to 5.5 V |
| آپریٹنگ درجہ حرارت | -40C to +85C (industrial) |
| پیکیج | 18-SOIC (0.295" / 7.50 mm) |
| ماؤنٹنگ ٹائپ | Surface Mount |
| On-chip Peripherals | POR, WDT, BOR, ICSP |
| RoHS اسٹیٹس | Compliant |
| Packaging | Tape & Reel |
PIC16F83T-04I/SO پن کنفیگریشن
| پن 1 | RA2 — PORTA bit 2 (digital I/O) |
| پن 2 | RA3 — PORTA bit 3 (digital I/O) |
| پن 3 | RA4/T0CKI — PORTA bit 4 / Timer0 clock input |
| پن 4 | MCLR/VPP — Master Clear (reset) / programming voltage |
| پن 5 | VSS — Ground reference |
| پن 6 | RB0/INT — PORTB bit 0 / external interrupt |
| پن 7 | RB1 — PORTB bit 1 (digital I/O) |
| پن 8 | RB2 — PORTB bit 2 (digital I/O) |
| پن 9 | RB3 — PORTB bit 3 (digital I/O) |
| پن 10 | RB4 — PORTB bit 4 (interrupt-on-change) |
| پن 11 | RB5 — PORTB bit 5 (interrupt-on-change) |
| پن 12 | RB6/PGC — PORTB bit 6 / ICSP clock |
| پن 13 | RB7/PGD — PORTB bit 7 / ICSP data |
| پن 14 | VSS — Ground reference |
| پن 15 | OSC2/CLKOUT — Oscillator output / clock out |
| پن 16 | OSC1/CLKIN — Oscillator input / external clock |
| پن 17 | RA0 — PORTA bit 0 (digital I/O) |
| پن 18 | RA1 — PORTA bit 1 (digital I/O) |
عام استعمالات
PIC16F83T-04I/SO کے لیے موزوں ہے 6 ایپلیکیشنs: Low-Power Sensor Node, Appliance Control Panel, Educational Development Platform, Remote Keyless Entry (RKE) Transmitter, Simple Motor and Relay Driver, LED Indication and Sign Controller.
Low-Power Sensor Node
The PIC16F83T-04I/SO suits low-power sensor nodes because its CMOS static core draws microamp-level idle current and supports sleep mode with Watchdog Timer wake-up. Its 13 I/O pins drive simple SPI or I2C sensor interfaces, while the 2.5 V to 5.5 V supply range accommodates 3.3 V coin-cell or 5 V USB-powered rails. With only 35 instructions and 896 bytes of FLASH, code fits comfortably for periodic-sampling sensor firmware. Industrial -40C to +85C temperature grade enables outdoor and factory-floor deployment.
تجویز کردہ
Appliance Control Panel
The PIC16F83T-04I/SO is widely deployed in appliance control panels - washing machines, microwaves, and HVAC fan controllers - because the 18-SOIC footprint provides a low-profile surface-mount package for compact front-panel PCBs. Its 13 I/O pins connect directly to LED indicators, 7-segment displays via BCD latches, and keypad matrices. Brown-Out Reset and Power-On Reset ensure reliable cold-start behavior, while EEPROM data memory stores user-set parameters such as cycle selection and calibration values across power cycles.
تجویز کردہ
Educational Development Platform
The PIC16F83T-04I/SO and its PIC16F8X siblings remain a popular teaching MCU because the 14-bit instruction set is small enough to learn in a semester yet architecturally similar to modern PIC18/PIC24 parts. Its 18-pin SOIC and DIP packages support both surface-mount soldering labs and breadboard prototyping. The ICSP (In-Circuit Serial Programming) interface on RB6/RB7 enables students to flash code via low-cost PICKit programmers, making it ideal for university embedded systems courses.
تجویز کردہ
Remote Keyless Entry (RKE) Transmitter
Battery-powered RKE transmitters leverage the PIC16F83T-04I/SO's low quiescent current and instant wake from sleep on interrupt, transmitting a 433 MHz or 315 MHz coded pulse train via a connected SAW resonator transmitter. With 896 bytes of FLASH, a rolling-code algorithm and key-press debounce routine fit comfortably. The 18-SOIC package fits inside miniature keyfob enclosures, and the industrial temperature grade ensures reliable operation across automotive environments from -40C in winter to +85C in dashboard sun.
تجویز کردہ
Simple Motor and Relay Driver
The PIC16F83T-04I/SO drives small DC motors, solenoids, and relays through its 13 I/O pins paired with external MOSFET or BJT drivers. Its single 8-bit TMR0 with 8-bit prescaler supports PWM generation via software for speed control up to a few hundred Hz - sufficient for fans, pumps, and valve actuators. Industrial -40C to +85C operation supports outdoor motor control boxes. The compact 18-SOIC package simplifies integration into motor-control PCBs with mixed analog and digital sections.
تجویز کردہ
LED Indication and Sign Controller
The PIC16F83T-04I/SO multiplexes multiple 7-segment or LED matrix displays via its PORTB I/O pins, with software-driven Charlieplexing or traditional row/column scanning. Its FLASH memory stores message tables, animation sequences, and brightness tables. The 4 MHz clock supports refresh rates above 100 Hz, eliminating visible flicker. The 18-SOIC surface-mount package is suitable for slim indoor sign enclosures and channel-letter controllers where long-term reliability and Microchip's product longevity program are decisive selection factors.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا PIC16F83T-04I/SO — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | PIC16F83-04/SO | PIC16F84A-04/SO | PIC16F84A-04I/SO | PIC16F819-I/SO | PIC16F818-I/SO |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 18-SOIC (0.295") | 18-SOIC (0.295") - same | 18-SOIC (0.295") - same | 18-SOIC (0.295") - same | 18-SOIC (0.295") - same | 18-SOIC (0.295") - same |
| Program Memory | 896 bytes FLASH | 896 bytes FLASH (same) | 1.75 KB FLASH (+95%) | 1.75 KB FLASH (+95%) | 3.5 KB FLASH (+290%) | 1.75 KB FLASH (+95%) |
| Data RAM | 36 bytes | 36 bytes (same) | 68 bytes (+89%) | 68 bytes (+89%) | 256 bytes (+611%) | 128 bytes (+256%) |
| Data EEPROM | 64 bytes | 64 bytes (same) | 128 bytes (+100%) | 128 bytes (+100%) | 256 bytes (+300%) | 128 bytes (+100%) |
| Maximum Clock | 4 MHz | 4 MHz (same) | 4 MHz (same speed grade) | 4 MHz (same speed grade) | 20 MHz (+400%) | 20 MHz (+400%) |
| I/O Pins | 13 | 13 (same) | 13 (same) | 13 (same) | 16 (+23%) | 16 (+23%) |
| ADC | None | None (same) | None (same) | None (same) | 10-bit, 8 channels | 10-bit, 8 channels |
| Internal Oscillator | No | No (same) | No (same) | No (same) | Yes, 8 MHz | Yes, 8 MHz |
| Operating Temperature | -40C to +85C (industrial) | 0C to +70C (commercial) | 0C to +70C (commercial) | -40C to +85C (industrial) | -40C to +85C (industrial) | -40C to +85C (industrial) |
اہم امتیازی خصوصیات
- Lowest-cost industrial-grade 8-bit flash MCU in 18-SOIC (بمقابلہPIC16F83-04/SO)
- Minimal code footprint - 35-instruction RISC core (بمقابلہPIC16F84A-04I/SO)
- Direct migration path to ADC-equipped MCU in same footprint (بمقابلہPIC16F818-I/SO)
ڈیزائن نوٹس
The PIC16F83T-04I/SO operates from 2.5 V to 5.5 V. For designs migrating between 5 V and 3.3 V rails, ensure any pull-up resistors are sized appropriately: at 5 V use 10 kohm to 47 kohm, at 3.3 V use 22 kohm to 100 kohm. Decouple VDD with a 100 nF ceramic capacitor placed within 5 mm of the VDD pin, plus a bulk 10 uF tantalum or aluminum polymer capacitor at the board supply entry. Brown-Out Reset should be enabled in configuration bits for any design where VDD may sag below 4.0 V during motor or relay transients.
Place the 4 MHz ceramic resonator or crystal with its load capacitors within 5 mm of the OSC1/OSC2 pins. Use short, symmetrical traces and guard the oscillator traces with a ground pour to minimize radiated EMI and susceptibility to adjacent digital signals. For the 18-SOIC package, route traces on a 0.5 mm or finer pitch; if hand-soldering, use a fine-tip iron and 0.4 mm lead-free solder. Keep MCLR traces short and add a 10 kohm pull-up to VDD plus a 100 nF decoupling cap on MCLR for reliable reset behavior.
Three common pitfalls when designing with PIC16F83T-04I/SO: (1) configuring the WDT without an adequate postscaler can lock the device in an infinite reset loop if the WDT fires faster than your main loop clears it; (2) the PIC16F8X ICSP pins (RB6/RB7) must not be heavily loaded during programming - leave them accessible with test points or a 6-pin header for PICKit connection; (3) the RA4 pin is an open-drain output - external pull-up required to drive a logic-high to a 5V rail. Always read the configuration bits carefully and verify CP (code-protect) is set per your IP requirements.
PORTB pins RB4-RB7 feature interrupt-on-change (IOC) which generates an interrupt on any logic transition. Debounce mechanical switches in software by delaying re-enabling the IOC interrupt for 5-10 ms. For long PCB traces carrying PORTB signals to switches, fold interfaces, or off-board connectors, add a 100 ohm series resistor to dampen transmission-line ringing and a small capacitor (10-100 pF) to ground for EMI suppression. Avoid running digital I/O traces parallel to analog or oscillator traces to minimize crosstalk.
تعمیل کی معلومات
RoHS and lead-free compliant per Microchip product page. Industrial temperature grade, not AEC-Q100 qualified - not designed for automotive safety applications.
