PIC16LF88T-I/SS - 8-bit 10MHz 7KB Flash MCU | Microchip | SSOP-20
MPN: PIC16LF88T-I/SS ✓ Hoạt độngPIC16LF88T-I/SS Tóm tắt
Background: An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, non-volatile program memory (Flash), volatile data memory (RAM), non-volatile data memory (EEPROM), and configurable peripheral blocks. The PIC16F family sits in the mid-range tier of Microchip's PIC architecture, providing a balance of performance, peripheral integration, and low cost. It belongs to the broader taxonomy: MCU -> microcontroller -> embedded controller -> semiconductor. Most PIC16F devices incorporate nanoWatt Technology, which combines multiple low-power operating modes (Sleep, Idle, low-power Timer1) with on-chip peripherals that can wake the core asynchronously, enabling battery-friendly designs.
Key features: 7KB flash with 100K erase/write cycle endurance; 10-bit, 7-channel ADC; nanoWatt power management including Run/Idle/Sleep modes and on-the-fly oscillator switching; synchronous/asynchronous serial (USART/SCI) and I2C/SPI (MSSP) interfaces; 16 I/O pins with individually programmable weak pull-ups, interrupt-on-change, and high-current sink/source; Capture/Compare/PWM (CCP) module; two analog comparators with programmable on-chip voltage reference; and Flash self-programming for field upgrades.
Technical depth: The enhanced mid-range core uses a 14-bit instruction word with single-cycle execution (except branches), and the Harvard architecture separates program and data buses. The integrated 8 MHz internal oscillator is factory calibrated to +/-1% (typical), and the chip supports an external crystal/RC oscillator up to 20 MHz. The 16 I/O pins share a common 25 mA source/sink rating with individual 20 mA absolute maxima, allowing direct LED drive on any pin.
Typical applications: Industrial control logic, sensor conditioning front-ends, low-power remote sensor nodes, white goods and HVAC interfaces, automotive body electronics subsystems (non-safety), and small appliances.
Design consideration: The trailing 'T' suffix denotes Tape and Reel packaging; the 'I' is the industrial temperature grade; '/SS' specifies the SSOP-20 pin/package. Always verify the desired I/O count and ADC channels against your PCB layout when migrating to other PIC16F family members.
This page synthesizes distributor pricing, drop-in alternative MPNs, and engineering design notes compiled from the official Microchip datasheet and live distributor listings, giving engineers a faster sourcing reference than the manufacturer site alone.
Bộ thay thế dễ dàng lắp đặt cho PIC16LF88T-I/SS — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
PIC16F88T-I/SS
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
PIC16LF88-I/SS
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
PIC16LF88T-I/SS Tỷ lệ tối đa & tính chất điện
| Manufacturer | Microchip Technology |
| Series | PIC16F |
| Core | 8-bit PIC enhanced mid-range |
| Instruction Word | 14-bit |
| Program Memory (Flash) | 7 KB (4K x 14) |
| RAM | 368 bytes |
| EEPROM | 256 bytes |
| Tần số xung maksimum | 10 MHz |
| Operating Voltage | 2.0 V to 5.5 V |
| I/O Pins | 16 |
| ADC | 10-bit, 7 channels |
| Hộp | 20-pin SSOP (5.30 mm) |
| Nhiệt độ hoạt động | -40C to +85C (Industrial) |
| Kiểu lắp đặt | Surface Mount |
| Packaging | Tape and Reel (T suffix) |
| Connectivity | I2C, SPI, USART |
| Data Converters | A/D 7x10b; D/A 0 |
| Oscillator Type | Internal 8 MHz (calibrated), external up to 20 MHz |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT, CCP, Comparators |
| RoHS | Compliant |
Cấu hình chân PIC16LF88T-I/SS
| Chân 1 | RA0/AN0 — Digital I/O RA0 / ADC channel 0 |
| Chân 2 | RA1/AN1 — Digital I/O RA1 / ADC channel 1 |
| Chân 3 | RA2/AN2/VREF- — Digital I/O RA2 / ADC channel 2 / ADC negative reference |
| Chân 4 | RA3/AN3/VREF+ — Digital I/O RA3 / ADC channel 3 / ADC positive reference |
| Chân 5 | RA4/AN4/T0CKI — Digital I/O RA4 / ADC channel 4 / Timer0 clock input |
| Chân 6 | RA5/AN5/SS/HLVDIN — Digital I/O RA5 / ADC channel 5 / SPI slave select / High-Low Voltage Detect input |
| Chân 7 | RA6/OSC2/CLKO — Digital I/O RA6 / crystal oscillator output / clock output |
| Chân 8 | RA7/OSC1/CLKI — Digital I/O RA7 / crystal oscillator input / clock input |
| Chân 9 | VSS — Ground reference |
| Chân 10 | VDD — Positive supply voltage (2.0V to 5.5V) |
| Chân 11 | RB0/INT — Digital I/O RB0 / external interrupt input |
| Chân 12 | RB1 — Digital I/O RB1 |
| Chân 13 | RB2 — Digital I/O RB2 |
| Chân 14 | RB3/PGM — Digital I/O RB3 / Low-voltage ICSP programming input |
| Chân 15 | RB4 — Digital I/O RB4 |
| Chân 16 | RB5 — Digital I/O RB5 |
| Chân 17 | RB6/PGC — Digital I/O RB6 / ICSP clock input |
| Chân 18 | RB7/PGD — Digital I/O RB7 / ICSP data input/output |
| Chân 19 | VSS — Ground reference |
| Chân 20 | VDD — Positive supply voltage (2.0V to 5.5V) |
Ứng dụng tiêu biểu
PIC16LF88T-I/SS phù hợp cho 6 Áp dụngs: Industrial Sensor Conditioning and Control, Battery-Powered Remote Sensor Nodes, White Goods and HVAC User Interface, Small Appliance Control Boards, Automotive Body Electronics Subsystems, Educational and Hobbyist Microcontroller Projects.
Industrial Sensor Conditioning and Control
The PIC16LF88T-I/SS fits industrial sensor-conditioning front-ends because of its 7-channel 10-bit ADC, 2.0V-5.5V supply range, and nanoWatt Technology low-power modes. Placed on a 3.3V or 5V rail with 4-20mA current-loop signal conditioning, the chip reads thermocouple, RTD, or pressure-sensor inputs through the ADC and drives a relay or optocoupler output via its PWM/CCP peripheral. The SSOP-20 footprint supports up to 16 I/O pins, allowing a single chip to handle multiple analog inputs plus isolated digital outputs. Compared with a 32-bit MCU the 8-bit core is less expensive and simpler to deploy in volume industrial nodes.
Được đề xuất
Battery-Powered Remote Sensor Nodes
The PIC16LF88T-I/SS is ideal for battery-powered remote sensor nodes because it operates down to 2.0V, supports nanoWatt sleep currents in the microampere range, and has an integrated 10-bit ADC for battery monitoring. Placed between a 3V lithium coin cell and a wireless sensor front-end, the chip samples its ADC on a sleep/wake cycle and transmits via USART or MSSP SPI to a low-power RF module. The internal 8 MHz calibrated oscillator removes the need for an external crystal, lowering BOM cost. Against a 32-bit MCU, the PIC16LF88T-I/SS trades compute headroom for a much lower active current draw and simpler toolchain.
Được đề xuất
White Goods and HVAC User Interface
The PIC16LF88T-I/SS is a strong fit for white-goods and HVAC user-interface modules that need 7KB of flash for menu and firmware logic, plus PWM outputs for buzzer and LED brightness control. Powered from a 5V supply with the internal 8 MHz oscillator, it drives a 7-segment display or character LCD, scans a 4x4 keypad, and reads the room-temperature NTC via the ADC. Compared with a dedicated display driver, the PIC16LF88T-I/SS adds programmability for OEM branding variants and field serviceability. The SSOP-20 package is easy to hand-solder and rework in white-goods service centres.
Được đề xuất
Small Appliance Control Boards
The PIC16LF88T-I/SS handles small-appliance control tasks such as toaster-oven or coffee-machine logic with its 7KB flash (enough for the menu schedule and safety interlocks) and 16 I/O pins to drive relays, triacs, and LED indicators. The Capture/Compare/PWM module produces zero-cross triac timing signals for AC load control, while the ADC monitors temperature and line voltage via a divider. Powered from a 3.3V or 5V rail after a small offline supply, the chip benefits from the SSOP-20's small footprint and the nanoWatt sleep mode for standby energy compliance. The PIC16LF88T-I/SS offers clear cost advantages over higher-end MCUs in this price-sensitive segment.
Được đề xuất
Automotive Body Electronics Subsystems
The PIC16LF88T-I/SS (industrial-grade) is well-suited to non-safety automotive body subsystems such as interior lighting controllers, seat-position memory, and accessory timers. Its 7KB flash stores the lighting-pattern and debounce tables, and the PWM/CCP block drives MOSFETs for dimming LED interior lights. The 16 I/O pins accept LIN or CAN transceivers via UART or SPI, and the 10-bit ADC reads ambient-light sensors or potentiometers. Designers targeting AEC-Q100 should select the PIC16F88T-I/SS -QML variant instead; the LF88T-I/SS serves commercial vehicles and aftermarket modules without that requirement.
Được đề xuất
Educational and Hobbyist Microcontroller Projects
The PIC16LF88T-I/SS is an excellent teaching platform because of its 7KB flash, 16 I/O pins, integrated ADC, USART, and MSSP peripherals in a hobbyist-friendly SSOP-20 package. Students can drive LEDs and 7-segment displays from the I/O pins, read a potentiometer with the ADC, communicate with sensors over I2C, and program over the ICSP interface using a PICkit 4 - all without external peripherals. Compared with breadboard-friendly DIP parts, the SSOP-20 requires a breakout PCB but gives access to the full peripheral set at lower cost and smaller size.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho PIC16LF88T-I/SS — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | PIC16F88T-I/SS | PIC16LF88-I/SS | PIC16LF88T-I/ML |
|---|---|---|---|---|
| Package | 20-pin SSOP (5.30 mm) | 20-pin SSOP - same | 20-pin SSOP - same | 28-pin QFN - different |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core | 8-bit PIC16 enhanced mid-range | 8-bit PIC16 enhanced mid-range | 8-bit PIC16 enhanced mid-range | 8-bit PIC16 enhanced mid-range |
| Program Memory | 7 KB Flash | 7 KB Flash | 7 KB Flash | 7 KB Flash |
| RAM | 368 bytes | 368 bytes | 368 bytes | 368 bytes |
| Maximum Clock | 10 MHz | 10 MHz | 10 MHz | 10 MHz |
| Operating Voltage | 2.0V to 5.5V | 4.0V to 5.5V | 2.0V to 5.5V | 2.0V to 5.5V |
| ADC | 10-bit, 7 channels | 10-bit, 7 channels | 10-bit, 7 channels | 10-bit, 7 channels |
| I/O Pins | 16 | 16 | 16 | 16 |
| Packaging | Tape & Reel | Tape & Reel | Tube | Tape & Reel |
Bảo phân biệt quan trọng
- Lowest voltage operation in the PIC16F88 family (vsPIC16F88T-I/SS)
- Factory-calibrated internal oscillator at 8 MHz (vsPIC16LF87T-I/SS)
- On-chip 10-bit ADC with 7 channels (vsPIC16LF872-I/SS)
Ghi chú thiết kế
Place a 0.1uF ceramic decoupling capacitor directly across VDD and VSS (both pin pairs on the SSOP-20) within 5 mm of the MCU pins, and add a bulk 10uF tantalum or aluminum capacitor on the main supply rail. The PIC16LF88T-I/SS can source/sink 25 mA on each I/O pin (20 mA absolute maximum), so do not exceed that envelope on multiple pins simultaneously or the on-chip LDO may enter drop-out and trigger a brown-out reset.
Route the ICSP clock (RB6) and data (RB7) lines away from switching power and high-current traces to avoid coupling noise into the debugger signal. The internal 8 MHz oscillator is factory calibrated to within +/-1% (typical), but if your design requires better than 2% timing accuracy over temperature, configure an external crystal on RA6/OSC2 and RA7/OSC1 with the recommended load capacitors shown in the datasheet.
Do not exceed the absolute maximum voltage on any I/O pin (VDD + 0.3V). The analog reference inputs (RA2/AN2/VREF-, RA3/AN3/VREF+) are particularly sensitive - injecting a voltage above VDD will damage the ESD protection diodes and can cause long-term ADC drift. When migrating from PIC16F88 to PIC16LF88, verify that any 5V-only peripherals have proper level shifters; the 'LF' core supports 2.0V to 5.5V but the I/O levels track VDD.
Estimated: The PIC16LF88T-I/SS draws approximately 8 mA at 5V/10MHz active and roughly 1 uA in Sleep mode (typical). At maximum supply voltage and 10 MHz active operation, the SSOP-20 (theta_JA ~ 89 C/W on a 4-layer JEDEC test board) dissipates about 0.04W, producing a junction temperature rise of roughly 4C above ambient - well within the 125C junction limit. Always check thermal behavior at the actual PCB copper area of your product, which can vary theta_JA significantly.
Thông tin tuân thủ
Industrial temperature grade -40C to +85C (I suffix). Standard variant is not AEC-Q100 qualified; choose PIC16F88T-I/SS-QML or PIC16F88T-I/SS-VAO for AEC-Q100 automotive applications. RoHS and lead-free compliance confirmed per Microchip product documentation.
