PIC12LF1501T-I/MC - 8-bit MCU, 1.75KB Flash, 20MHz, 8-DFN | Microchip
料号： PIC12LF1501T-I/MC ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $1.2 | $1.20 |
| 10 | $1.08 | $10.80 |
| 100 | $0.96 | $96.00 |
| 500 | $0.85 | $425.00 |
| 1,000 | $0.76 | $760.00 |
| 3,300 | $0.62 | $2,046.00 |
PIC12LF1501T-I/MC 概述
An 8-bit PIC microcontroller is a small, low-cost, low-power CMOS processor built around Microchip's Harvard RISC architecture. It belongs to the PIC12 sub-family, the smallest-pin-count branch of the PIC10/12/16/18 hierarchy, and falls under the broader microcontroller -> embedded controller -> semiconductor taxonomy. PIC12LF variants specifically use the 'LF' process node for low-voltage operation between 1.8V and 3.6V, distinguishing them from 'F' variants that target 2.3V to 5.5V. The 'T' suffix indicates Tape & Reel packaging, while 'I/MC' denotes the industrial temperature grade (-40C to +85C) in the DFN-8 (MC) package.
Key features of the PIC12LF1501T-I/MC include 6 I/O pins, four 10-bit ADC channels, one comparator, a Configurable Logic Cell (CLC), a Complementary Waveform Generator (CWG), and a Numerically Controlled Oscillator (NCO). The device also supports eXtreme Low Power (XLP) sleep currents below 20 nA, making it competitive against larger MCUs in energy-harvesting and battery-backed applications.
Architecturally, the PIC12LF1501 uses a 14-bit instruction word and a two-stage pipeline, delivering deterministic interrupt latency typical of the PIC family. The 10-bit ADC uses a Successive Approximation Register (SAR) architecture with acquisition control, while the CWG module provides dead-band control for half-bridge MOSFET drive. Internal oscillator calibration is factory-trimmed to within +/-1% typical.
Typical applications include IoT sensor nodes, wearable health bands, low-end remote controls, LED lighting controllers, and battery-powered consumer accessories. The 6 I/O and small footprint also serve well in disposable medical devices and disposable industrial tags.
When designing with this part, ensure decoupling of VDD with a 100 nF ceramic capacitor placed within 3 mm of the pin, and configure unused I/O as outputs low to minimize current draw. Programming is supported via MPLAB X IDE, PICkit 3/4, and ICD 3/4.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
直接替换替代料： PIC12LF1501T-I/MC ——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： PIC12LF1501T-I/MC （相同外形与封装尺寸） ——差异在于 MSL Level, Maximum CPU Speed, Package, Program Memory Size, RAM Size.
快速对比工具——选择替代料号进行并排对比：
PIC12LF1501T-I/MU
✅ 直接替换📋 参考替代料（不在目录中）
PIC12LF1501T-E/MC
✅ 直接替换📋 参考替代料（不在目录中）
PIC12LF1501-I/MC
✅ 直接替换✓ 有现货
$0.62 / 个
查看数据手册 →PIC12F1501T-I/MC
✅ 直接替换📋 参考替代料（不在目录中）
PIC12LF1501T-I/MF
✅ 直接替换📋 参考替代料（不在目录中）
PIC12LF1501T-I/MC 最大额定值与电气特性
| Core | PIC 8-bit RISC |
| Core Size | 8-bit |
| Program Memory Size | 1.75KB (1K x 14) |
| Program Memory Type | Flash |
| RAM Size | 64 bytes |
| Maximum CPU Speed | 20 MHz |
| Supply Voltage Range | 2.5 V to 3.6 V |
| Number of I/O Pins | 6 |
| ADC | 10-bit SAR, 4 channels |
| Comparators | 1 |
| 封装 | 8-DFN (2x3 mm) |
| 安装类型 | Surface Mount |
| 工作温度 | -40C to +85C (Industrial) |
| MSL 等级 | 1 |
| RoHS 状态 | Compliant |
| Lead-Free | Yes |
PIC12LF1501T-I/MC 引脚配置
| 引脚 1 | VDD — Positive supply voltage (2.5V to 3.6V) |
| 引脚 2 | RA5 — Bidirectional I/O / ADC channel / CWG output |
| 引脚 3 | RA4 — Bidirectional I/O / ADC channel / CWG complementary output |
| 引脚 4 | RA3/MCLR — Bidirectional I/O / Master Clear (reset) input |
| 引脚 5 | RA2 — Bidirectional I/O / ADC channel / comparator output |
| 引脚 6 | RA1 — Bidirectional I/O / ADC channel / CLC output |
| 引脚 7 | RA0 — Bidirectional I/O / ADC channel / ICSPDAT |
| 引脚 8 | VSS — Ground reference |
典型应用
PIC12LF1501T-I/MC 适用于 6 应用s: IoT Sensor Node MCU, Wearable Health Band Controller, LED Lighting Controller, Low-End Remote Control, Battery-Powered Industrial Tag, Consumer Accessory Controller.
IoT Sensor Node MCU
The PIC12LF1501T-I/MC's 6 I/O pins and 10-bit SAR ADC make it a strong fit for low-power IoT sensor nodes that digitize temperature, humidity, or battery voltage. Its 2.5V minimum supply lets it run directly from a single CR2032 coin cell without boost regulation, while the nanoWatt XLP sleep current below 20 nA preserves battery life for multi-year deployments. The internal 20MHz HFINTOSC removes the need for an external crystal, reducing BOM by one component.
推荐
Wearable Health Band Controller
Wearables demand sub-1mA active current and small packages, both of which the PIC12LF1501T-I/MC satisfies with its 8-DFN (2x3 mm) footprint and XLP technology. The 10-bit ADC samples a pulse-ox or heart-rate sensor at low duty cycle, while the CWG module drives a small vibration motor for haptic feedback. Industrial -40C to +85C rating supports body-worn designs worn outdoors in variable climates.
推荐
LED Lighting Controller
The PIC12LF1501T-I/MC integrates a Complementary Waveform Generator (CWG) that provides dead-band control for half-bridge MOSFET drive, ideal for LED buck-driver topologies. Six I/O pins drive 4 PWM channels, an enable signal, and a fault feedback line. The 20MHz instruction rate supports smooth 1% dimming resolution at 10kHz PWM frequency without CPU overhead.
推荐
Low-End Remote Control
Battery-powered IR or RF remote controls benefit from the PIC12LF1501T-I/MC's 1.75KB Flash, 64B RAM, and 2.5V operation, supporting a full keypad matrix, IR transmit protocol, and sleep-mode button scanning. The CLC module implements wake-on-button without CPU intervention, extending coin-cell life into multi-year ranges. The CWG can drive an external IR LED or piezo sounder directly through one MOSFET.
推荐
Battery-Powered Industrial Tag
Disposable or semi-disposable industrial tags (asset tracking, condition monitoring) require the smallest, lowest-power 8-bit MCU available. The PIC12LF1501T-I/MC delivers 1.75KB Flash for tag protocol stack, 6 I/O for sensors and RFID/NFC interface, and XLP sleep below 20 nA to maximize CR2032 life. Industrial -40C to +85C temperature rating supports warehouse and cold-chain deployments.
推荐
Consumer Accessory Controller
Consumer accessories like e-cigarettes, smart pens, and electronic latches need compact, low-cost 8-bit controllers with adequate ADC and PWM. The PIC12LF1501T-I/MC fits in the 8-DFN package, runs from a single Li-ion cell (2.5V to 3.6V range), and offers 10-bit ADC for battery monitoring plus CWG for solenoid or heater PWM control. The 20MHz core handles button debouncing, LED indication, and low-power BLE wake signaling.
推荐
推荐产品汇总
工程参考数据： PIC12LF1501T-I/MC ——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 | PIC12LF1501T-I/MU | PIC12LF1501T-E/MC | PIC12LF1501-I/MC | PIC12F1501T-I/MC | PIC12LF1501T-I/MF |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 8-DFN (2x3) | 8-DFN (2x3) - same | 8-DFN (2x3) - same | 8-DFN (2x3) - same | 8-DFN (2x3) - same | 8-DFN (2x3) - same |
| Core / Architecture | PIC 8-bit RISC | PIC 8-bit RISC | PIC 8-bit RISC | PIC 8-bit RISC | PIC 8-bit RISC | PIC 8-bit RISC |
| Program Memory | 1.75KB Flash | 1.75KB Flash | 1.75KB Flash | 1.75KB Flash | 1.75KB Flash | 1.75KB Flash |
| Supply Voltage | 2.5V to 3.6V | 2.5V to 3.6V | 2.5V to 3.6V | 2.5V to 3.6V | 2.3V to 5.5V | 2.5V to 3.6V |
| Temperature Grade | Industrial -40C to +85C | Industrial -40C to +85C | Extended -40C to +125C | Industrial -40C to +85C | Industrial -40C to +85C | Industrial -40C to +85C |
| Maximum Clock Speed | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz |
| ADC | 10-bit SAR, 4 ch | 10-bit SAR, 4 ch | 10-bit SAR, 4 ch | 10-bit SAR, 4 ch | 10-bit SAR, 4 ch | 10-bit SAR, 4 ch |
关键差异点
- Lowest minimum supply voltage in PIC12F1501 family （对比 PIC12F1501T-I/MC)
- Industrial temperature grade vs extended variants （对比 PIC12LF1501T-E/MC)
- Tape & Reel vs Tube packaging （对比 PIC12LF1501-I/MC)
设计说明
Decouple VDD with a 100nF ceramic capacitor placed within 3mm of the VDD pin (pin 1) to suppress switching noise from the internal core and ADC. For battery applications drawing peak currents above 20mA, add a 10uF bulk capacitor near the supply pin. XLP sleep current below 20nA is achievable only when the watchdog timer is disabled and unused peripherals are turned off in software.
The 8-DFN package exposes a thermal pad on the underside that should be soldered to a ground copper pour for thermal dissipation and mechanical strength. Keep the ground pour unbroken under the IC and route digital signals on the opposite PCB layer. Maintain at least 0.2mm clearance between traces and the DFN edge to avoid solder wicking during reflow.
Do not exceed the absolute maximum VDD of 4.0V on this LF variant - the PIC12F1501T-I/MC must be used instead for 5V tolerant designs. Always configure the MCLR/RA3 pin function via the CONFIG register before first use; leaving MCLR enabled without a pull-up can cause unintended resets. The ADC acquisition time must be set explicitly in software based on the source impedance - the default 1.5us is not sufficient for high-impedance sensors.
合规信息
RoHS compliant per Microchip product page. Industrial temperature grade is not AEC-Q100 qualified - choose automotive-qualified PIC16/18 variants for vehicle applications.
