PIC16F88-E/SO - 8-bit 20MHz MCU 7KB Flash 18-SOIC | Microchip
MPN: PIC16F88-E/SO ✓ فعالPIC16F88-E/SO جائزہ
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, non-volatile program memory, working RAM, and configurable peripherals. Within the Microchip portfolio, PIC microcontrollers form a 35-instruction RISC architecture family upward-compatible with the legacy PIC16C7x, PIC16C62xA, PIC16C5X, and PIC12Cxxx devices, and sit at the bottom of the modern 8-bit PIC16F/18F hierarchy before scaling into 16-bit dsPIC and 32-bit PIC32 families.
Key features include a 20 MHz maximum operating frequency (200 ns instruction cycle), an integrated 8 MHz internal oscillator that eliminates external crystals in many designs, a 10-bit Analog-to-Digital converter with up to 7 channels, a capture/compare/PWM module, and dual configurable serial ports - an Addressable USART plus a Synchronous Serial Port that operates as either 3-wire SPI or 2-wire I2C. The 18-pin SOIC footprint is the most common PIC16F88 package and is interchangeable across the family.
Architecturally, the PIC16F88 uses a Harvard structure with separate program and data buses, 14-bit wide Flash instructions, and a hardware stack eight levels deep. The internal 8 MHz oscillator can be calibrated in software using the OSCTUNE register, allowing ±1 percent frequency accuracy without external components. Brown-out Reset, Power-on Reset, and a Watchdog Timer with its own on-chip low-power oscillator are integrated, providing five distinct oscillator modes selectable via configuration fuses.
Typical applications include battery-powered sensor nodes, automotive body controllers (when qualified through the -Q1 automotive grade), industrial control panels, and consumer appliances where a small pin count plus rich peripherals reduce external component count. Designers also use the PIC16F88-E/SO in legacy PIC16C7x socket replacements because the peripheral set and pinout are upward-compatible.
When migrating between PIC16F87 and PIC16F88, only the enhanced CCP and the added USART capability differ - existing PCB layouts and firmware libraries transfer with minimal rework. Choose -E over -I when the end product is exposed to industrial ambient temperatures above 85 C, and pair the device with a PICkit programmer for in-circuit serial programming via the ICSP pins.
This page synthesizes distributor pricing, drop-in same-package alternatives, and practical engineering notes not found in the manufacturer datasheet alone.
کے لیے ڈراپ اِن متبادل PIC16F88-E/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 PIC16F88-E/SO (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف Package, Internal Oscillator, Operating Temperature, ADC, Instruction Set.
PIC16F88-I/SO
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16F88T-E/SO
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16F88T-I/SO
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
PIC16F87-I/SO
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16F87-E/SO
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16F87T-E/SO
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16F87T-I/SO
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16F88-E/SO زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| Family | PIC 16F |
| Core | 8-bit PIC RISC |
| Program Memory | 7 KB (4K x 14) Flash |
| SRAM | 368 bytes |
| EEPROM | 256 bytes |
| Maximum CPU Frequency | 20 MHz |
| Instruction Cycle | 200 ns |
| I/O Pins | 16 |
| ADC | 10-bit, up to 7 channels |
| CCP Modules | 1 (Capture/Compare/PWM) |
| USART | 1 (Addressable) |
| Synchronous Serial Port | SPI or I2C configurable |
| Internal Oscillator | 8 MHz (software tunable) |
| Operating Voltage | 2.0 V to 5.5 V |
| آپریٹنگ درجہ حرارت | -40 C to +125 C (-E grade) |
| پیکیج | 18-SOIC (0.295 in / 7.50 mm body width) |
| ماؤنٹنگ ٹائپ | Surface Mount |
| RoHS اسٹیٹس | Compliant |
PIC16F88-E/SO پن کنفیگریشن
| پن 1 | RA2/AN2/CVREF/VREF- — PORTA bit 2, analog input, comparator reference, VREF- |
| پن 2 | RA3/AN3/VREF+/C1OUT — PORTA bit 3, analog input, VREF+, comparator 1 output |
| پن 3 | RA4/AN4/T0CKI/C2OUT — PORTA bit 4, analog input, Timer0 clock input, comparator 2 output |
| پن 4 | RA5/AN5/SS/C2OUT — PORTA bit 5, analog input, SPI slave select, comparator 2 output |
| پن 5 | VSS — Ground reference |
| پن 6 | RB0/INT/CCP1 — PORTB bit 0, external interrupt, CCP1 module |
| پن 7 | RB1/RX/DT — PORTB bit 1, USART RX, synchronous data line |
| پن 8 | RB2/TX/CK — PORTB bit 2, USART TX, synchronous clock |
| پن 9 | RB3/PGM/CCP1 — PORTB bit 3, low-voltage programming, CCP1 alternate |
| پن 10 | RB4/SCK/SCL — PORTB bit 4, SPI clock, I2C clock |
| پن 11 | RB5/SDI/SDA — PORTB bit 5, SPI data in, I2C data |
| پن 12 | RB6/SDO/T1OSO — PORTB bit 6, SPI data out, Timer1 oscillator output |
| پن 13 | RB7/PGC/T1OSI — PORTB bit 7, ICSP clock, Timer1 oscillator input |
| پن 14 | VDD — Positive supply voltage (2.0 V to 5.5 V) |
| پن 15 | OSC2/CLKOUT/RA6 — Crystal oscillator output, Fosc/4 clock out, PORTA bit 6 |
| پن 16 | OSC1/CLKIN/RA7 — Crystal oscillator input, external clock input, PORTA bit 7 |
| پن 17 | RA0/AN0 — PORTA bit 0, analog input channel 0 |
| پن 18 | RA1/AN1 — PORTA bit 1, analog input channel 1 |
عام استعمالات
PIC16F88-E/SO کے لیے موزوں ہے 6 ایپلیکیشنs: Battery-Powered Sensor Nodes, Industrial Control Panels, Consumer Appliance Controllers, Automotive Body Electronics (Non-Safety), Legacy PIC16C7x Socket Replacement, Hobby and Educational Robotics.
Battery-Powered Sensor Nodes
The PIC16F88-E/SO is well-suited for battery-powered wireless sensor nodes because its 2.0 V to 5.5 V supply range lets it run directly from a single lithium or two alkaline cells, while the integrated 8 MHz internal oscillator eliminates the standby current of an external crystal. The 7 KB Flash holds a small protocol stack such as Modbus RTU or a proprietary RF command set, and the 10-bit ADC with up to 7 channels can read thermistor, battery-voltage, and load-sense signals without external amplifiers. The -E extended -40 C to +125 C temperature range supports outdoor or industrial-cabinet deployments where grade -I parts would otherwise fail. Designers typically pair the MCU with a sub-GHz transceiver on the SPI bus and enter Sleep mode between transmissions, drawing microamps average current.
تجویز کردہ
Industrial Control Panels
In factory-floor control panels, the PIC16F88-E/SO drives keypads, LED indicators, and relay coils while communicating with PLCs over the Addressable USART in RS-485 mode. The 16 I/O pins are sufficient to scan a 4x4 matrix keypad, control 8 status LEDs, and drive four opto-isolated outputs, leaving the CCP module free for PWM dimming of the panel backlight. The 200 ns instruction cycle sustains deterministic polling loops for fail-safe interlocks, and the 8 MHz internal oscillator avoids the BOM cost and reliability concerns of electromechanical resonators in high-vibration enclosures. The -E grade ensures compliance with industrial -40 C to +85 C cabinet ratings.
تجویز کردہ
Consumer Appliance Controllers
Consumer appliances such as coffee makers, washing machines, and induction cookers use the PIC16F88-E/SO as the main controller because its small 18-SOIC footprint fits tight enclosures and its peripherals consolidate dozens of discrete components. The 10-bit ADC reads temperature, water level, and current-sense signals; the CCP module generates PWM for variable-frequency motor drives; and the SPI port connects to a character-LCD or segment-display driver. The internal 8 MHz oscillator trims BOM to a handful of passives plus the IC, and the -E grade handles kitchen-ambient temperatures up to 125 C without derating.
تجویز کردہ
Automotive Body Electronics (Non-Safety)
For non-safety body controllers such as interior lighting, mirror adjusters, and seat heaters, the PIC16F88-E/SO is used in the standard commercial grade because the operating-temperature window up to +125 C matches the cabin environment. The Addressable USART links to a body-control LIN bus master, the ADC reads current-sense shunts, and the CCP module drives MOSFET gates for dimming and motor control. Designers targeting AEC-Q100 PPAP submission should select the -Q1 qualified equivalent from Microchip's automotive catalog instead; the standard -E part is acceptable for non-regulated automotive accessories only.
تجویز کردہ
Legacy PIC16C7x Socket Replacement
The PIC16F88-E/SO is widely used as a modern Flash replacement for legacy PIC16C7x OTP and PIC16C62xA windowed EPROM parts that are now obsolete or EOL. The 18-pin SOIC pinout is upward-compatible with the C-series footprint, and the 35-instruction PIC16 instruction set is binary-compatible with the older C7x code, so most assembly and C programs recompile without source changes. The internal 8 MHz oscillator typically replaces the original RC oscillator network, and the on-chip EEPROM data memory eliminates external 24Cxx serial EEPROMs that some C7x designs required for configuration storage. The -E grade extends the temperature envelope well beyond the original C-series specs.
تجویز کردہ
Hobby and Educational Robotics
Maker and education platforms use the PIC16F88-E/SO because the 18-SOIC footprint is easy to hand-solder and the on-chip peripherals - PWM, ADC, USART, SPI/I2C - expose nearly every feature an introductory embedded-systems curriculum needs. The 200 ns instruction cycle and Harvard architecture make assembly teaching straightforward, and MPLAB X IDE plus PICkit programmers are available free of charge to students. The internal 8 MHz oscillator simplifies lab builds, and the -E grade tolerates the temperature swings of workshop and outdoor classroom environments. Many robotics kits boot the part at 5 V from a USB-to-USART bridge.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا PIC16F88-E/SO — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | PIC16F88-I/SO | PIC16F88T-E/SO | PIC16F87-I/SO |
|---|---|---|---|---|
| Package | 18-SOIC | 18-SOIC - same | 18-SOIC - same | 18-SOIC - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Operating Temperature | -40 C to +125 C (-E grade) | -40 C to +85 C | -40 C to +125 C | -40 C to +85 C |
| Program Memory | 7 KB Flash | 7 KB Flash | 7 KB Flash | 7 KB Flash |
| USART | Yes (Addressable) | Yes (Addressable) | Yes (Addressable) | No |
| Enhanced CCP | Yes (ECCP) | Yes (ECCP) | Yes (ECCP) | No (standard CCP) |
| Max CPU Frequency | 20 MHz | 20 MHz | 20 MHz | 20 MHz |
| Packaging Form | Tube | Tube | Tape and reel | Tube |
اہم امتیازی خصوصیات
- Extended -E temperature grade up to +125 C (بمقابلہPIC16F88-I/SO)
- Tube packaging optimised for prototype builds (بمقابلہPIC16F88T-E/SO)
- Enhanced CCP and Addressable USART versus PIC16F87 (بمقابلہPIC16F87-I/SO)
ڈیزائن نوٹس
Decouple VDD with a 100 nF ceramic capacitor placed within 5 mm of pin 14 and a bulk 10 uF tantalum or aluminum-polymer cap on the same node. In battery-powered designs, place a 1 M ohm pull-down on the MCLR pin and disable the internal weak pull-ups on unused I/O to minimise Sleep current to sub-microamp levels.
Keep the 18-SOIC trace widths at least 0.2 mm for signal lines and 0.3 mm for power. Route the ICSP lines (RB6/PGC and RB7/PGD) as short and shielded as practical - on production boards the ICSP header can remain unpopulated. The OSC1/OSC2 traces must be short and symmetric when a crystal is fitted to avoid stray capacitance that shifts the oscillator off its calibrated frequency.
Do not assume the PIC16F88-E/SO ships with the internal 8 MHz oscillator enabled - the CONFIG1 register defaults to RC_IO unless re-flashed. Always re-program the configuration fuses when migrating firmware from a PIC16F87 design so that the brown-out reset voltage and watchdog timer match the new power-rail environment. A common pitfall is configuring the I2C bus with the wrong SSPADD value, which silently garbles clock edges at higher CPU speeds.
Estimated: at 20 MHz CPU, 5 V VDD, and 100 percent peripheral-active duty cycle, the PIC16F88-E/SO draws roughly 10 mA core current plus I/O loading, which means a worst-case power dissipation near 60 mW. The 18-SOIC theta_JA of approximately 95 C/W yields a junction rise of 5 to 6 C above ambient - well within the -40 C to +125 C operating envelope and not requiring thermal copper pours.
تعمیل کی معلومات
RoHS and REACH compliance stated on Microchip product page. The PIC16F88-E/SO is not AEC-Q100 qualified - select the equivalent -Q1 variant for automotive PPAP. Microchip QS-9000 quality system certification covers PIC16F88 production facilities.