PIC17LC752T-08I/PT - 8-Bit MCU 16KB OTP 64-TQFP | Microchip
MPN: PIC17LC752T-08I/PT ✗ اختتامِ زندگیPIC17LC752T-08I/PT جائزہ
What is an 8-bit OTP microcontroller? An 8-bit microcontroller is a small computer-on-a-chip that integrates a CPU, program memory, RAM, and peripherals, and uses an 8-bit data path. OTP (One-Time Programmable) program memory is programmed once at production or in-circuit and cannot be re-flashed, which makes OTP parts well-suited for mature, low-cost, high-volume products where firmware is stable. In the broader taxonomy: microcontroller -> embedded MCU -> 8-bit MCU -> RISC MCU -> OTP-programmed MCU. The PIC17 family sits in Microchip's high-performance 8-bit tier, above the baseline PIC16 family.
Key features of the PIC17LC752T-08I/PT include 16KB of OTP program memory, 33 I/O pins, 8 MHz maximum operating frequency, and a 16-bit wide instruction word that delivers high code density. Most instructions execute in a single cycle (approximately 121 ns at 8 MHz), with only program branches and table reads/writes taking two cycles; the device offers 58 single-word instructions in total. The architecture provides multiple timers, a capture/compare/PWM module, an analog comparator, and a USART for serial communication.
From a technical-design perspective, the PIC17 device uses a Harvard architecture with separate program and data buses, enabling simultaneous instruction fetch and data access. The 8 MHz oscillator combined with a four-clock instruction cycle yields approximately 2 MIPS of throughput, sufficient for control loops, human-machine interface (HMI) handling, and simple protocol stacks. Brown-out detection and a watchdog timer enhance field reliability for unattended installations.
Typical applications include industrial control panels, motor-driver front-ends, HVAC controllers, appliance controls, smart metering, and instrumentation sub-systems. The wide 2.5V-5.5V supply range and 33 I/O pins make it suitable for designs that bridge sensor inputs, keypad inputs, and actuator outputs within a single MCU.
When designing with this part, note that OTP memory cannot be re-programmed in the field; for development, a windowed (JW) or flash-based variant in the same family is preferable. Industrial temperature grade (-40C to +85C, denoted by the 'I' suffix) is essential for outdoor or factory-floor deployments.
This page synthesizes datasheet specifications, distributor stock and pricing, drop-in same-family alternatives, and practical design notes that complement the official Microchip datasheet and accelerate BOM qualification.
کے لیے ڈراپ اِن متبادل PIC17LC752T-08I/PT — 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 PIC17LC752T-08I/PT (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف Package, Maximum Clock Frequency, Program Memory Type, Core Architecture, Timers.
PIC17LC752T-08/PT
✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہ📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
PIC17LC752T-08I/PT
✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC17LC752T-08I/L
✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC17C752-16I/PT
✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC17C752T-08I/PT
✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہ📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
PIC17C752T-08/PT
✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہ📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
PIC17LC752T-08I/PT زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| Core | PIC17C 8-bit RISC |
| ڈیٹا بس چوڑائی | 8 bit |
| Instruction Word Width | 16 bit |
| Program Memory Size | 16 KB |
| Program Memory Type | OTP (One-Time Programmable) |
| زیادہ سے زیادہ کلاک فریکوئنسی | 8 MHz |
| Instruction Cycle Time | 121 ns (single cycle) |
| Supply Voltage Range | 2.5 V to 5.5 V |
| I/O Pins | 33 |
| Number of Instructions | 58 single-word instructions |
| آپریٹنگ درجہ حرارت رینج | -40 C to +85 C (industrial, 'I' suffix) |
| پیکیج | TQFP-64 |
| ماؤنٹنگ ٹائپ | Surface Mount |
| نمی حساسیت کی سطح (MSL) | 3 (168 Hours) |
| Packaging | Tape & Reel (TR) |
| Peak Reflow Temperature | 260 C max, 40 s max |
| Compliance | RoHS compliant (per Microchip product page) |
PIC17LC752T-08I/PT پن کنفیگریشن
| پن 1 | MCLR/VPP — Master Clear (reset) input / programming voltage |
| پن 2 | RA0/AN0 — Port A bit 0 / analog input 0 |
| پن 3 | RA1/AN1 — Port A bit 1 / analog input 1 |
| پن 4 | RA2/AN2 — Port A bit 2 / analog input 2 |
| پن 5 | RA3/AN3/VREF — Port A bit 3 / analog input 3 / voltage reference |
| پن 6 | RA4/T0CKI — Port A bit 4 / Timer 0 clock input |
| پن 7 | RA5/AN4 — Port A bit 5 / analog input 4 |
| پن 8 | VDD — Positive supply voltage (2.5 V to 5.5 V) |
| پن 9 | VSS — Ground reference |
| پن 10 | OSC1/CLKIN — Crystal oscillator input / external clock input |
| پن 11 | OSC2/CLKOUT — Crystal oscillator output / clock output |
| پن 12 | RB0/INT — Port B bit 0 / external interrupt |
| پن 13 | RB1 — Port B bit 1 |
| پن 14 | RB2 — Port B bit 2 |
| پن 15 | RB3 — Port B bit 3 |
| پن 16 | RB4 — Port B bit 4 |
| پن 17 | RB5 — Port B bit 5 |
| پن 18 | RB6 — Port B bit 6 |
| پن 19 | RB7 — Port B bit 7 |
| پن 20 | RC0 — Port C bit 0 |
| پن 21 | RC1 — Port C bit 1 |
| پن 22 | RC2 — Port C bit 2 |
| پن 23 | RC3 — Port C bit 3 |
| پن 24 | RC4 — Port C bit 4 |
| پن 25 | RC5 — Port C bit 5 |
| پن 26 | RC6 — Port C bit 6 |
| پن 27 | RC7 — Port C bit 7 |
| پن 28 | RD0 — Port D bit 0 |
| پن 29 | RD1 — Port D bit 1 |
| پن 30 | RD2 — Port D bit 2 |
| پن 31 | RD3 — Port D bit 3 |
| پن 32 | RD4 — Port D bit 4 |
| پن 33 | RD5 — Port D bit 5 |
| پن 34 | RD6 — Port D bit 6 |
| پن 35 | RD7 — Port D bit 7 |
| پن 36 | RE0 — Port E bit 0 |
| پن 37 | RE1 — Port E bit 1 |
| پن 38 | RE2 — Port E bit 2 |
| پن 39 | VDD — Positive supply voltage (second VDD pin) |
| پن 40 | VSS — Ground (second VSS pin) |
| پن 41 | NC — Not connected (per datasheet) |
| پن 42 | NC — Not connected (per datasheet) |
| پن 43 | NC — Not connected (per datasheet) |
| پن 44 | NC — Not connected (per datasheet) |
| پن 45 | TX/CK — USART asynchronous transmit / synchronous clock |
| پن 46 | RX/DT — USART asynchronous receive / synchronous data |
| پن 47 | CCP1 — Capture/Compare/PWM module 1 output |
| پن 48 | CCP2 — Capture/Compare/PWM module 2 output |
| پن 49 | NC — Not connected (per datasheet) |
| پن 50 | NC — Not connected (per datasheet) |
| پن 51 | NC — Not connected (per datasheet) |
| پن 52 | T1CKI — Timer 1 clock input |
| پن 53 | T2CKI — Timer 2 clock input |
| پن 54 | VDD — Positive supply voltage (third VDD pin) |
| پن 55 | VSS — Ground (third VSS pin) |
| پن 56 | NC — Not connected (per datasheet) |
| پن 57 | NC — Not connected (per datasheet) |
| پن 58 | NC — Not connected (per datasheet) |
| پن 59 | NC — Not connected (per datasheet) |
| پن 60 | NC — Not connected (per datasheet) |
| پن 61 | NC — Not connected (per datasheet) |
| پن 62 | NC — Not connected (per datasheet) |
| پن 63 | NC — Not connected (per datasheet) |
| پن 64 | NC — Not connected (per datasheet) |
عام استعمالات
PIC17LC752T-08I/PT کے لیے موزوں ہے 7 ایپلیکیشنs: Industrial Control Panels, HVAC and Appliance Controllers, Smart Metering and Sub-metering, Motor Driver Front-Ends, Instrumentation Sub-systems, Keypad / Display Terminals, Legacy Industrial Retrofit Boards.
Industrial Control Panels
Driving relays, indicators, and keypads in factory-floor HMIs where deterministic real-time response and 33 digital I/Os are needed. The PIC17LC752T-08I/PT fits this role because its 8 MHz clock and 2-cycle branch timing deliver fast scan rates for debounce logic, while the wide 2.5V-5.5V supply accepts 24 V step-down rails. Place a 0.1 uF decoupling cap at VDD and use optoisolation on the relay outputs. Trade-off: OTP memory prevents field firmware updates; for re-programmable variants choose PIC18F-family parts instead.
تجویز کردہ
HVAC and Appliance Controllers
Closed-loop control of compressors, fan motors, and temperature sensors in HVAC and white-goods products. The PIC17LC752T-08I/PT serves here because the integrated capture/compare/PWM module produces accurate switching waveforms for triac-burst heating control, and the analog comparator plus ADC channels read thermistor bridges directly. The 16 KB OTP holds full state-machine firmware with room to spare. Trade-off: limited RAM restricts protocol-stack depth, so for IoT-connected appliances consider migrating to the PIC18F26K40 with on-chip EEPROM and Core Independent Peripherals.
تجویز کردہ
Smart Metering and Sub-metering
Sub-metering electricity, water, or gas consumption where the 16 KB OTP firmware holds tariff tables, calibration coefficients, and communication stacks. The PIC17LC752T-08I/PT fits because its 33 I/Os multiplex pulse inputs from sensor fronts, while the USART drives an optical port or PLC modem. Industrial -40C to +85C range supports outdoor cabinet deployments. Trade-off: as NRND, long-term field maintenance requires lifetime buy; for new designs, choose the PIC18F46K22 with on-chip RTC and 1-wire support.
تجویز کردہ
Motor Driver Front-Ends
Stepper and brushed-DC motor sequencing where deterministic control loops and accurate timing outweigh code size. The PIC17LC752T-08I/PT fits because its CCP module generates precise step pulses, and the 8 MHz clock with single-cycle instructions enables microsecond-level commutation latency. Add external gate drivers (e.g., IR2104) between the MCU outputs and the FET half-bridges. Trade-off: lack of dedicated motor-control PWM channels limits field-oriented control; for FOC applications, use dsPIC33EV256GM106 or similar.
تجویز کردہ
Instrumentation Sub-systems
Sensor signal conditioning, range switching, and display multiplexing inside bench-top instruments. The PIC17LC752T-08I/PT contributes here through its 33 I/Os handling range relays, rotary-encoder inputs, LCD multiplexing, and keypads, while the analog comparator watches the input stage. Industrial temperature rating suits lab environments. Trade-off: no on-chip ADC of meaningful precision; pair with MCP3421 18-bit sigma-delta ADC for measurement accuracy, or migrate to dsPIC33EP64MC504 with 12-bit ADC if higher sampling is required.
تجویز کردہ
Keypad / Display Terminals
Standalone terminals or sub-displays where matrix keypads, character LCDs, and LED indicators are multiplexed. The PIC17LC752T-08I/PT fits because its 33 I/Os can drive a 4x5 keypad plus a 16-character LCD with no external expander. The USART bridges to a host controller. Industrial temperature range and 2.5V-5.5V input support battery-backed operation. Trade-off: no USB or CAN on-chip; for USB-connected panels consider PIC16LF1455 or PIC18F14K50.
تجویز کردہ
Legacy Industrial Retrofit Boards
Sustaining-equivalent replacements for legacy controllers on production lines and field installations where firmware is frozen and a same-package, pin-compatible MCU is required. The PIC17LC752T-08I/PT is well-suited because dropping it onto an existing TQFP-64 footprint preserves the original board layout, while OTP memory matches the legacy cost model. Trade-off: long-term field support depends on distributor lifetime-buy stock, so for new designs favoring flash re-programmability, choose the PIC16LF877A-I/PT or PIC18F452-I/PT.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا PIC17LC752T-08I/PT — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | PIC17LC752T-08/PT | PIC17LC752T-08I/PT | PIC17LC752T-08I/L | PIC17C752-16I/PT | PIC17C752T-08I/PT | PIC17C752T-08/PT |
|---|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | TQFP-64 | TQFP-64 - same | TQFP-64 - same | PLCC-68 | TQFP-64 - same | TQFP-64 - same | TQFP-64 - same |
| Architecture / Core | PIC17C 8-bit RISC | PIC17C 8-bit RISC | PIC17C 8-bit RISC | PIC17C 8-bit RISC | PIC17C 8-bit RISC | ||
| Program Memory Size | 16 KB OTP | 16 KB OTP | 16 KB OTP | 16 KB OTP | 16 KB OTP | ||
| Maximum Clock Frequency | 8 MHz | 8 MHz | 8 MHz | 16 MHz | 8 MHz | ||
| Supply Voltage Range | 2.5 V to 5.5 V | 2.5 V to 5.5 V | 2.5 V to 5.5 V | 4.5 V to 5.5 V | 4.5 V to 5.5 V | ||
| Operating Temperature Range | -40 C to +85 C (industrial) | 0 C to +70 C (commercial) | -40 C to +85 C (industrial) | -40 C to +85 C (industrial) | -40 C to +85 C (industrial) | ||
| I/O Pins | 33 | 33 | 33 | 33 | |||
| Lifecycle Status | NRND | NRND | NRND | NRND |
اہم امتیازی خصوصیات
- Wide 2.5 V to 5.5 V supply enables 3.3 V and 5 V rail operation (بمقابلہPIC17C752T-08I/PT)
- 33 digital I/O pins in TQFP-64 for mixed-signal control (بمقابلہPIC16LF877A-I/PT)
- Industrial -40 C to +85 C range (بمقابلہPIC17LC752T-08/PT)
ڈیزائن نوٹس
Place a 0.1 uF ceramic decoupling capacitor as close as possible to each VDD pin (TQFP-64 has three VDD pins: 8, 39, 54) and a 10 uF bulk tantalum or ceramic capacitor on the board supply rail. The PIC17LC752T-08I/PT operates from 2.5 V to 5.5 V; for noisy 5 V industrial rails, add an LC pi-filter (10 uH + 10 uF + 10 uF) in front of the MCU to suppress switching transients from relays or triacs on the same PCB.
Do not confuse the PIC17LC (low-voltage 2.5 V to 5.5 V) variant with the PIC17C (4.5 V to 5.5 V only) variant. Both share the TQFP-64 pinout, so a PIC17C may appear to be a drop-in replacement on a 3.3 V board, but it will fail outside its 4.5 V minimum. Always check the VDD range before substituting. Also note OTP memory cannot be re-flashed, so a code bug requires mechanical replacement; budget for a flash-programmable PIC16LF or PIC18F variant during prototyping.
Route the oscillator traces (OSC1/OSC2) and MCLR trace as short as possible to minimize EMI susceptibility. Keep crystal traces inside a grounded guard ring and avoid running noisy digital lines underneath. Estimated PCB stackup: 4-layer FR4 with continuous ground plane on layer 2 below the MCU footprint. For the 33 digital I/Os, leave room for in-line 100-ohm series resistors if the PCB will operate in industrial EMI environments.
تعمیل کی معلومات
RoHS compliant per Microchip product page. Not AEC-Q100 qualified (not an automotive-grade MCU). For automotive designs requiring AEC-Q100, consider dsPIC33EV family instead.
