PIC16F1575-E/JQ - 8-bit MCU, 14KB Flash, 4x16-bit PWM, 16-UQFN
料号： PIC16F1575-E/JQ ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $0.98 | $0.98 |
| 10 | $0.89 | $8.90 |
| 100 | $0.74 | $74.00 |
| 500 | $0.62 | $310.00 |
| 1,000 | $0.55 | $550.00 |
PIC16F1575-E/JQ 概述
An 8-bit PIC microcontroller is a single-chip computer built on Microchip's proprietary RISC architecture that executes one instruction per clock cycle (except branches). PIC MCUs are widely used in embedded control because they offer deterministic interrupt latency, low power consumption, compact code, and a rich peripheral set including ADC, PWM, comparators and serial interfaces. Within the microcontroller hierarchy, PIC16 sits in Microchip's mid-range family above the baseline PIC10/PIC12 and below the PIC18 high-tier and dsPIC/PIC32 16-bit/32-bit families, making it a workhorse for cost-sensitive, peripheral-rich designs.
Key features of the PIC16F1575 include four 16-bit PWMs with independent timers for high-resolution applications such as LED lighting and motor control, a 10-bit ADC capable of up to 8 analog input channels, an internal oscillator with calibrated accuracy and software-tunable frequency, and zero-cross detection support via on-chip comparators. These features allow the device to replace multiple discrete timers or analog components in lighting and power-conversion designs, lowering BOM cost and PCB area.
Architecturally, the PIC16F1575 uses a 14-bit instruction word with an 8-bit data path and a hardware stack of 16 levels, with 35 instructions including hardware multiply. Its peripheral pin select (PPS) provides flexible I/O remapping on selected pins, while the four 16-bit PWM channels share timers 2/4/6/8, enabling phase-shifted or complementary drive patterns for full-bridge and half-bridge topologies without external logic.
Typical applications for the PIC16F1575-E/JQ include high-resolution LED lighting drivers, DC-DC and digital power conversion, motor control loops, IoT sensor nodes, and consumer/industrial control boards where its combination of 14 KB Flash, four 16-bit PWMs, and compact 16-UQFN footprint is well-matched to space-constrained PCBs.
When designing with this part, ensure the 16-UQFN exposed pad is soldered to a sufficient ground copper pour for thermal dissipation, since UQFN packages rely primarily on PCB copper rather than leadframes for heat removal. The wide 1.8V to 5.5V operating range supports both 3.3V and 5V rails commonly used in industrial designs.
This page synthesizes distributor pricing, drop-in same-package alternatives, application-specific design notes, and a parametric comparison table that complements - rather than duplicates - the manufacturer datasheet.
直接替换替代料： PIC16F1575-E/JQ ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： PIC16F1575-E/JQ （相同外形与封装尺寸） ——差异在于 Package, DAC, Operating Temperature, PWM Channels, ADC.
快速对比工具——选择替代料号进行并排对比：
PIC16F1575-I/JQ
✅ 直接替换✓ 有现货
$0.92 / 个
查看数据手册 →PIC16F1574-I/JQ
✅ 直接替换📋 参考替代料（不在目录中）
PIC16F1574-E/JQ
✅ 直接替换✓ 有现货
$0.93 / 个
查看数据手册 →PIC16F15325-E/JQ
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$0.95 / 个
查看数据手册 →PIC16F1455-I/JQ
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$1.27 / 个
查看数据手册 →PIC16F1575-E/JQ 最大额定值与电气特性
| Core | PIC16 8-bit RISC (enhanced mid-range) |
| Program Memory (Flash) | 14 KB (8K x 14 words) |
| Data RAM | 1 KB (1024 bytes) |
| Data EEPROM | 0 bytes (Flash self-write emulation) |
| Maximum CPU Speed | 32 MHz |
| ADC | 10-bit, up to 8 channels |
| PWM Channels | 4 x 16-bit with independent timers |
| 封装 | 16-UQFN (4x4 mm) |
| 工作温度 | -40C to +125C (E = extended) |
| 安装类型 | Surface Mount |
| RoHS 状态 | Compliant |
| Lead-Free | Yes |
PIC16F1575-E/JQ 引脚配置
| 引脚 1 | RA5 — Bidirectional I/O / analog input / digital peripheral (PPS) |
| 引脚 2 | RA4 — Bidirectional I/O / analog input / digital peripheral |
| 引脚 3 | RA3 — Bidirectional I/O / MCLR input |
| 引脚 4 | RA2 — Bidirectional I/O / analog input / digital peripheral |
| 引脚 5 | RA1 — Bidirectional I/O / analog input / digital peripheral |
| 引脚 6 | RA0 — Bidirectional I/O / analog input / digital peripheral |
| 引脚 7 | VSS — Ground reference |
| 引脚 8 | RC5 — Bidirectional I/O / digital peripheral (PPS) |
| 引脚 9 | RC4 — Bidirectional I/O / digital peripheral |
| 引脚 10 | RC3 — Bidirectional I/O / digital peripheral |
| 引脚 11 | RC2 — Bidirectional I/O / digital peripheral |
| 引脚 12 | RC1 — Bidirectional I/O / digital peripheral |
| 引脚 13 | RC0 — Bidirectional I/O / digital peripheral |
| 引脚 14 | VDD — Positive supply voltage |
| 引脚 15 | RA7 — Bidirectional I/O / digital peripheral (PPS) |
| 引脚 16 | RA6 — Bidirectional I/O / digital peripheral |
| 引脚 17 | EP — Exposed thermal pad - connect to VSS |
典型应用
PIC16F1575-E/JQ 适用于 6 应用s: High-Resolution LED Lighting Driver, Digital DC-DC Power Conversion, BLDC and PMSM Motor Control, IoT Sensor Node and Edge Controller, Automotive Interior Lighting and HMI, Industrial Sensor Conditioning and Control.
High-Resolution LED Lighting Driver
The PIC16F1575-E/JQ is purpose-built for high-resolution LED lighting because its four independent 16-bit PWM channels deliver >65,000 steps of dimming per channel - far exceeding the 10-bit (1024-step) PWMs of generic 8-bit MCUs. Placed as the master controller in a multi-channel LED driver, it generates smooth logarithmic dimming curves (matching human eye perception) and supports color-mixing via phase-shifted PWM outputs for warm-dim and RGBW fixtures. The 32 MHz CPU enables flicker-free transitions and on-the-fly color temperature adjustment without external LED drivers.
推荐
Digital DC-DC Power Conversion
The PIC16F1575-E/JQ excels in digital DC-DC converters thanks to its four 16-bit PWMs with complementary outputs and dead-band control - features typically found in dedicated DSP controllers. The 32 MHz CPU closes voltage-mode and peak-current-mode control loops in under 500 ns, while the 10-bit ADC samples Vout, Vin, and Isense at up to 100 ksps. This eliminates external PWM-generator ICs and analog controllers, reducing BOM and PCB area in non-isolated buck/boost POL converters up to ~30 A.
推荐
BLDC and PMSM Motor Control
For sensorless or Hall-sensored BLDC/PMSM motor drives, the PIC16F1575-E/JQ generates the six-step or sinusoidal commutation waveforms via its synchronized 16-bit PWMs, while the 10-bit ADC reads back-phase currents for commutation timing. The extended -40C to +125C temperature range supports underhood automotive fans, pump motors, and small appliances. Compared with PIC10/PIC12 devices, it provides 5-10x the CPU headroom for field-oriented control (FOC) algorithms on fractional-horsepower motors.
推荐
IoT Sensor Node and Edge Controller
The PIC16F1575-E/JQ fits compact IoT sensor nodes where its 14 KB Flash runs FreeRTOS-free state-machine or Microchip's MPLAB Harmony lite frameworks, while the 10-bit ADC digitizes temperature, light, humidity, or gas-sensor outputs at low power. NanoWatt sleep modes drop current under 1 uA between sensor reads, extending battery life in remote deployments. The 16-UQFN footprint occupies only 16 mm^2, enabling coin-cell sensor tags and wearables.
推荐
Automotive Interior Lighting and HMI
The PIC16F1575-E/JQ's AEC-Q-style temperature grade (-40C to +125C) and 14 KB Flash make it ideal for automotive interior LED ambient lighting, capacitive-touch HMI buttons, and HVAC blend-door control. The four 16-bit PWMs individually dim RGB ambient strips, while the 10-bit ADC reads position-feedback pots on blend doors. Compared with PIC16F182x, it offers more PWM resolution at lower cost for multi-zone lighting controllers.
推荐
Industrial Sensor Conditioning and Control
In industrial 4-20 mA loop-powered transmitters and PLC analog-input modules, the PIC16F1575-E/JQ digitizes bridge/strain-gauge sensors via its 10-bit ADC and generates excitation via 16-bit PWMs. The wide temperature range supports factory-floor deployment, while the 14 KB Flash holds Modbus/RTU protocol stacks and calibration tables. Replacing discrete op-amp + ADC + MCU chains, it reduces parts count by ~40% and improves long-term calibration stability via digital compensation.
推荐
推荐产品汇总
工程参考数据： PIC16F1575-E/JQ ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | PIC16F1575-I/JQ | PIC16F1574-I/JQ | PIC16F1574-E/JQ | PIC16F15325-E/JQ | PIC16F1455-I/JQ |
|---|---|---|---|---|---|---|
| Package | 16-UQFN (4x4 mm) | 16-UQFN (4x4 mm) | 16-UQFN (4x4 mm) | 16-UQFN (4x4 mm) | 16-UQFN (4x4 mm) | 16-UQFN (4x4 mm) |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 14 KB | 14 KB | 7 KB | 7 KB | 14 KB | 14 KB |
| RAM | 1 KB | 1 KB | 512 B | 512 B | 1 KB | 1 KB |
| Max CPU Speed | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 48 MHz (USB core) |
| 16-bit PWM Channels | 4 | 4 | 4 | 4 | 5+ (more PWMs) | 2 |
| ADC | 10-bit, 8 ch | 10-bit, 8 ch | 10-bit, 8 ch | 10-bit, 8 ch | 10-bit, more channels | 10-bit, 8 ch |
| Operating Temperature | -40C to +125C | -40C to +85C | -40C to +85C | -40C to +125C | -40C to +125C | -40C to +85C |
关键差异点
- Extended -40C to +125C temperature grade in same 16-UQFN （对比 PIC16F1575-I/JQ)
- Double the Flash of PIC16F1574 （对比 PIC16F1574-I/JQ)
- Four dedicated 16-bit PWMs without sacrificing ADC channels （对比 PIC16F1455-I/JQ)
设计说明
Estimated: The 16-UQFN (4x4 mm) exposed thermal pad (pin 17/EP) must be soldered to a ground copper pour of at least 10x10 mm to keep junction-to-ambient thermal resistance (theta_JA) below ~40 C/W. Without the e-pad soldered, the device may overheat at sustained 32 MHz operation above ambient 70C. Use at least 4 thermal vias (0.3 mm drill, 0.5 mm pad) under the e-pad to tie it to the inner ground plane.
Place a 0.1 uF ceramic decoupling capacitor within 3 mm of the VDD pin (pin 14) and a bulk 1-10 uF tantalum or ceramic capacitor on the same supply rail. For PWM-heavy applications driving MOSFETs, add a ferrite bead between the MCU VDD and the analog/digital VDD pins to isolate switching noise from the ADC reference.
The four 16-bit PWM outputs can generate edge rates above 10 ns, producing ringing on long PCB traces (>25 mm). Add 33-47 ohm series damping resistors at the MCU pins when driving MOSFET gates over >20 mm traces. Keep PWM traces away from the ADC analog input traces to minimize digital crosstalk; route them on opposite PCB layers with a ground plane between.
Do not leave the MCLR/RA3 pin (pin 3) floating - either tie it to VDD through a 10 kohm resistor for normal operation, or use the internal MCLR disabled configuration in CONFIG words. Floating MCLR causes spurious resets. Also verify the PPS (Peripheral Pin Select) lock bits in CONFIG before code release to prevent firmware from disabling UART/SPI after a glitch.
合规信息
RoHS compliant per Microchip product page. AEC-Q100 qualification not explicitly stated for PIC16F1575-E/JQ; the /E temp grade supports automotive environments but consult Microchip automotive-grade selector for AEC-Q100 status.
