PIC16F15345T-I/SS - 8-Bit 32MHz 14KB Flash MCU | Microchip
MPN: PIC16F15345T-I/SS ✓ Hoạt độngPIC16F15345T-I/SS Tóm tắt
What is an 8-bit PIC microcontroller? An 8-bit PIC microcontroller is a programmable system-on-chip that integrates a CPU, Flash program memory, RAM, peripherals, and I/O on a single CMOS die. The PIC architecture (Peripheral Interface Controller) executes instructions on 8-bit data words, with separate program and data buses (Harvard architecture), enabling deterministic instruction timing. 8-bit MCUs belong to the broader category of microcontrollers (MCUs), which sit within embedded computing and semiconductor devices. The 'XLP' designation indicates eXtreme Low Power operating modes suitable for battery-powered and energy-harvesting designs.
Key features of the PIC16F15345T-I/SS include 18 I/O pins, four 10-bit PWM outputs, a 10-bit ADC with computation, two comparators, a 5-bit DAC, two EUSART modules, SPI and I2C interfaces, four Configurable Logic Cells (CLC), a Complementary Waveform Generator (CWG), and a wide 2.3V to 5.5V operating voltage range. The -I temperature grade supports -40C to +85C industrial operation.
Architecturally, the PIC16F15345 uses a 14-bit instruction word, four clock sources (HFINTOSC 16MHz selectable to 32MHz, LFINTOSC 31kHz, external crystal, external clock), and a 16-level hardware stack. The CIPs allow complex functions such as signal generation, waveform measurement, and motor control timing without CPU intervention. On-chip peripherals such as the Peripheral Module Disable (PMD) and Sleep with peripherals running enable nanoWatt XLP power consumption.
Typical applications include low-power IoT sensor nodes, consumer appliance controls, battery-powered handheld instruments, LED lighting controllers, and small motor-control loops using the CWG and PWM combination. The CLCs enable glue-logic replacement and custom interface generation, useful in space-constrained designs that previously required discrete logic.
When designing with the PIC16F15345T-I/SS, ensure decoupling capacitors (typically 100nF plus 10uF bulk) are placed close to VDD and VSS, follow the trace-length guidelines in the Microchip datasheet's Section 2.0 'Guidelines for Getting Started with PIC16(L)F153XX Microcontrollers', and verify the in-circuit serial programming (ICSP) connections for production-line firmware updates. The wide 2.3V-5.5V range allows direct 3.3V or 5V operation from a single-cell Li-ion or two AA batteries.
This page synthesizes distributor stock and pricing, drop-in alternatives within the PIC16F153xx family, application-specific design guidance, and side-by-side comparison parameters - engineering context not found on a standalone manufacturer product brief.
Bộ thay thế dễ dàng lắp đặt cho PIC16F15345T-I/SS — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với PIC16F15345T-I/SS (cùng hình factor và footprint) — khác nhau ở Package, ADC, Core Architecture, Program Memory (Flash), Comparators.
PIC16F15345-I/SS
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC16F15344T-I/SS
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC16F15325T-I/SL
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC16F18345T-I/SS
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →PIC16F15254-I/SS
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC16F1459-I/SS
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC16F15345T-I/SS Tỷ lệ tối đa & tính chất điện
| Core Architecture | 8-bit PIC16 (Harvard, 14-bit instruction word) |
| Family | PIC16(L)F153xx (XLP, Core Independent Peripherals) |
| Maximum CPU Frequency | 32 MHz |
| Program Memory (Flash) | 14 KB (8K x 14 words) |
| Data RAM | 1 KB (1024 bytes) |
| I/O Pins | 18 |
| Operating Voltage Range | 2.3 V to 5.5 V |
| ADC | 10-bit, with computation |
| PWM Channels | 4 x 10-bit |
| Comparators | 2 |
| DAC | 5-bit |
| Configurable Logic Cells (CLC) | 4 |
| Complementary Waveform Generator (CWG) | 1 |
| EUSART Modules | 2 |
| SPI / I2C | 1 x SPI, 1 x I2C |
| Timers | 3 x 8/16-bit (TMR0/1/2) |
| Watchdog Timer | Yes (WDT with dedicated LFINTOSC) |
| Brown-Out Detect / Power-On Reset | Yes (BOR / POR) |
| Internal Oscillators | HFINTOSC (selectable up to 32 MHz), LFINTOSC (31 kHz) |
| Hộp | 20-pin SSOP (5.30 mm body, 0.65 mm pitch) |
| Kiểu lắp đặt | Surface Mount (Tape & Reel) |
| Khoảng nhiệt độ hoạt động | -40 C to +85 C (Industrial, -I suffix) |
| Cấp MSL | 1 |
| Trạng thái RoHS | Compliant |
| Instruction Set | Enhanced Mid-Range (49 instructions, 16-level hardware stack) |
Cấu hình chân PIC16F15345T-I/SS
| Chân 1 | RA0/ICSPDAT — Bidirectional I/O; ICSP data; analog input |
| Chân 2 | RA1/ICSPCLK — Bidirectional I/O; ICSP clock; analog input |
| Chân 3 | RA2 — Bidirectional I/O; analog input |
| Chân 4 | RA3/MCLR — Bidirectional I/O; Master Clear reset (active low) |
| Chân 5 | RA4 — Bidirectional I/O; analog input |
| Chân 6 | RA5 — Bidirectional I/O; analog input |
| Chân 7 | RA6 — Bidirectional I/O |
| Chân 8 | RA7 — Bidirectional I/O |
| Chân 9 | VSS — Ground reference |
| Chân 10 | RB0 — Bidirectional I/O; analog input; interrupt-on-change |
| Chân 11 | RB1 — Bidirectional I/O; analog input; interrupt-on-change |
| Chân 12 | RB2 — Bidirectional I/O; analog input |
| Chân 13 | RB3 — Bidirectional I/O; analog input |
| Chân 14 | RB4 — Bidirectional I/O; interrupt-on-change |
| Chân 15 | RB5 — Bidirectional I/O; interrupt-on-change |
| Chân 16 | RB6 — Bidirectional I/O; interrupt-on-change |
| Chân 17 | RB7 — Bidirectional I/O; interrupt-on-change; ICSP clock alternate |
| Chân 18 | VDD — Positive supply voltage (2.3V to 5.5V) |
| Chân 19 | VSS — Ground reference (or AVSS) |
| Chân 20 | VDD — Positive supply voltage (or AVDD) |
Ứng dụng tiêu biểu
PIC16F15345T-I/SS phù hợp cho 8 Áp dụngs: Battery-Powered IoT Sensor Node, Consumer Appliance Control Board, LED Lighting and Backlight Controller, Low-Power Handheld Instrument, Small Motor-Control Loop (Fan/Pump), Industrial Sensor Hub / Remote I/O, Automotive Body Electronics (Non-Safety), Educational / Hobbyist Prototyping Board.
Battery-Powered IoT Sensor Node
The PIC16F15345T-I/SS suits battery-powered IoT sensor nodes because of its XLP nanoWatt Sleep modes with peripheral activity, where the ADC and comparators can wake the CPU on threshold events. The 32MHz CPU supports 8 MIPS processing, while 14KB Flash accommodates BLE/Zigbee/LoRaWAN MAC stacks. The 2.3V to 5.5V range allows single-cell Li-ion or 2x AA operation. Designers place a 100nF decoupling cap within 3mm of VDD and use Sleep mode with RTCC running for years of battery life.
Được đề xuất
Consumer Appliance Control Board
The PIC16F15345T-I/SS fits consumer appliance controls (washing machines, dishwashers, microwave ovens) due to its 18 GPIO, 4 PWM channels, and 2 comparators supporting user interfaces, motor drivers, and sensor feedback. The 5-bit DAC and 10-bit ADC with computation simplify temperature and current sensing. The 32MHz performance handles real-time user-interface refresh without jitter, while the 20-pin SSOP enables compact PCB layouts under the keypad.
Được đề xuất
LED Lighting and Backlight Controller
The PIC16F15345T-I/SS serves LED lighting controllers using its Complementary Waveform Generator (CWG) for dead-band-controlled half-bridge LED driving and 4 PWM channels for multi-channel dimming. The CLCs allow custom PWM dithering and fade logic without CPU intervention, lowering power consumption. The wide 2.3V to 5.5V range simplifies direct 3.3V/5V rail operation, while 14KB Flash stores lighting profiles, DMX512 address tables, and color-mixing curves.
Được đề xuất
Low-Power Handheld Instrument
The PIC16F15345T-I/SS fits handheld measurement instruments such as multimeters, thermometers, and IR thermometers due to its 10-bit ADC with computation, two comparators for window detection, and 5-bit DAC for sensor excitation. The 32MHz performance supports real-time averaging and calibration routines, while the XLP Sleep with RTCC keeps battery life to multi-year ranges. The 20-pin SSOP package supports compact handheld enclosures with limited PCB area.
Được đề xuất
Small Motor-Control Loop (Fan/Pump)
The PIC16F15345T-I/SS handles small brushed-DC or PWM-driven BLDC fan and pump controllers using its CWG for dead-band generation, 4 PWM channels for closed-loop speed control, and 10-bit ADC for current/voltage sensing. The CLCs implement hardware-tachometer edge detection, offloading the CPU. The 32MHz MIPS rate sustains PID loops at kHz rates, while the -I temperature grade supports industrial environments under enclosed motor housings.
Được đề xuất
Industrial Sensor Hub / Remote I/O
The PIC16F15345T-I/SS serves industrial sensor hubs (Modbus RTU, CAN-bus interfaces, 4-20mA sensor aggregators) using its 2 EUSART modules, SPI and I2C for multi-protocol sensor aggregation, and 18 GPIO for digital inputs. The 14KB Flash hosts Modbus/CANopen stack, while 1KB RAM holds configuration tables and I/O maps. The CLCs implement hardware debouncing and pulse counting, reducing CPU interrupt load. Industrial -40C to +85C operation matches factory floor requirements.
Được đề xuất
Automotive Body Electronics (Non-Safety)
The PIC16F15345T-I/SS is suited for non-safety automotive body electronics such as ambient lighting controllers, seat-position switches, and rain-sensor interfaces. Its 32MHz CPU drives LIN-bus stacks, while the 4 PWM channels support RGB ambient lighting via MOSFET drivers. The wide 2.3V to 5.5V range handles load-dump-tolerant 5V rails after external TVS protection. Note: the -I grade (85C) is NOT AEC-Q100 qualified; for safety-relevant applications select PIC16F15345-E or automotive-grade variants.
Được đề xuất
Educational / Hobbyist Prototyping Board
The PIC16F15345T-I/SS is well matched to low-cost PIC development boards (PICkit-compatible headers, Curiosity development platform) used for teaching mid-range microcontroller concepts. The 14KB Flash hosts sample C projects for ADC, PWM, CLC, and EUSART, while the 20-pin SSOP footprint exposes all 18 I/O to breadboard-friendly headers. The 32MHz performance supports introductory RTOS demonstrations (FreeRTOS-PIC16 port), and the XLP modes illustrate power-aware embedded design.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho PIC16F15345T-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 | PIC16F15345-I/SS | PIC16F15344T-I/SS | PIC16F18345T-I/SS | PIC16F15254-I/SS | PIC16F1459-I/SS |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 20-SSOP | 20-SSOP - same | 20-SSOP - same | 20-SSOP - same | 20-SSOP - same | 20-SSOP - same |
| Program Memory (Flash) | 14 KB | 14 KB | 7 KB | 14 KB | 7 KB | 14 KB |
| Data RAM | 1 KB | 1 KB | 1 KB | 1 KB | 512 B | 1 KB |
| Maximum CPU Frequency | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 20 MHz |
| Operating Voltage | 2.3 V to 5.5 V | 2.3 V to 5.5 V | 2.3 V to 5.5 V | 2.3 V to 5.5 V | 2.3 V to 5.5 V | 2.3 V to 5.5 V |
| I/O Pins | 18 | 18 | 18 | 18 | 18 | 18 |
| CLC (Configurable Logic Cells) | 4 | 4 | 4 | 4 | 0 | 0 |
| USB Support | No | No | No | No | No | Yes (USB 2.0 FS) |
| Temperature Grade | -40 C to +85 C (Industrial) | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C |
Bảo phân biệt quan trọng
- 4 CLCs + CWG for hardware glue-logic replacement (vsPIC16F15254-I/SS)
- 32MHz maximum frequency vs 20MHz on PIC16F1459 (vsPIC16F1459-I/SS)
- 14KB Flash vs 7KB on PIC16F15344 (vsPIC16F15344T-I/SS)
- Tape-and-reel packaging optimized for SMT lines (vsPIC16F15345-I/SS)
Ghi chú thiết kế
Place a 100nF decoupling capacitor within 3mm of VDD (pin 18) and a bulk 10uF tantalum or ceramic near the VDD/VSS pair. For battery-powered designs, leverage the XLP Sleep mode with RTCC running: typical Sleep current is <1uA with full RAM retention and RTCC wake events every 1 second. The internal HFINTOSC can be switched to 32kHz LFINTOSC for ultra-low-power ADC conversions where high frequency is not required.
The 20-pin SSOP has 0.65mm pin pitch; route 8-10mil traces with 8-10mil clearances. Use a 4-layer board with continuous ground plane on layer 2 directly under the MCU. Keep the ICSP lines (RA0/ICSPDAT, RA1/ICSPCLK) trace lengths under 50mm to avoid programmer communication failures. Place the MCLR pull-up (typically 10kohm) close to pin 4; do not omit this resistor or the device may fail to start cleanly.
Common pitfalls: (1) Do not exceed 5.5V on VDD - the F-variant is not rated for high-voltage operation; use the HV (high-voltage) PIC16F variants if you need 12V or 24V direct supply. (2) The MCLR pin must NOT be left floating; tie through 10kohm to VDD or it will reset intermittently. (3) When using the internal HFINTOSC at 32MHz with ADC, set OSCTUNE and the ADFM/ADCS bits per the datasheet's Section 30 'ADC' to achieve +/- 1 LSB accuracy. (4) The CLC inputs must be configured with their correct trigger sources or the CLC will output a constant logic level.
For designs using SPI at high speeds (>8MHz), keep SPI clock and data traces matched in length within 5mm, and add 22-33ohm series-termination resistors near the source pins. I2C lines require 4.7kohm pull-ups (or lower for higher speeds) on SCL and SDA; if using I2C with multi-master, verify the bus idle detection (BIF) handling per datasheet Section 31. For EUSART RS-485 communication, add 120ohm termination only at the cable ends, not at stub nodes.
Thông tin tuân thủ
RoHS and REACH compliant per Microchip product page. -I grade is NOT AEC-Q100 qualified; for automotive safety applications select automotive-grade variants (e.g., PIC16F15345-E/VAO with -40C to +125C automotive screening). Lead-free and halogen-free per MSL-1 JEDEC J-STD-020 reflow rating.
