PIC16LF1527T-I/PT - 8-Bit 20MHz 28KB Flash MCU | Microchip
MPN: PIC16LF1527T-I/PT ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $4.32 | $4.32 |
| 10 | $3.89 | $38.90 |
| 100 | $3.45 | $345.00 |
| 500 | $3.05 | $1,525.00 |
| 1,000 | $2.71 | $2,710.00 |
PIC16LF1527T-I/PT Overview
A microcontroller (MCU) is a single-chip computer that integrates a CPU, memory (Flash, RAM, EEPROM), and peripherals such as timers, ADC, communication interfaces, and I/O ports. The PIC16F/LF family sits at the foundation of Microchip's 8-bit portfolio, sitting hierarchically between 16-bit PIC24/dsPIC parts and 32-bit ARM Cortex-M devices. It is widely used in cost-sensitive, low-power embedded designs where deterministic real-time behavior and a mature toolchain (MPLAB X, XC8) outweigh the need for higher MIPs.
Key features of the PIC16LF1527 include 18 I/O pins, an integrated 10-bit ADC, multiple 8/16-bit timers, enhanced PWM/SCCP modules, UART/SPI/I2C peripherals, and a nanoWatt XLP sleep mode drawing less than 50 nA typical. The 28 KB Flash supports field re-programmability via ICSP, and 1.5 KB of RAM plus 256 bytes of EEPROM provide local data and parameter storage. Operating temperature spans the industrial -40C to +85C range.
Architecturally, the PIC16LF1527 uses a Harvard RISC core with 200 ns instruction execution at 20 MHz, allowing deterministic interrupt latency and a single-cycle instruction path. The 'T' suffix indicates Tape & Reel packaging, while the 'PT' suffix denotes the 64-pin TQFP package. Compared with the non-LF PIC16F1527, this LF variant reduces active current and adds nanoWatt XLP sleep modes for battery-backed sensor nodes.
Typical applications include IoT sensor nodes, consumer appliances, low-power handheld instruments, LCD/keypad user interfaces, and battery-powered industrial metering. Designers value its deep-sleep currents below 50 nA and small-form-factor 64-pin TQFP footprint that integrates cleanly into compact boards.
When designing with this part, ensure the supply stays within 2.5V to 3.6V; lower rails violate Flash programming specs. Place a 100 nF decoupling capacitor close to VDD and use a 10 uF bulk capacitor on the AVdd rail to stabilize ADC references. Always program the brown-out reset voltage threshold to match your battery's end-of-life curve.
This page synthesizes distributor pricing, drop-in alternatives, design notes, and AEO-optimized FAQ entries not typically consolidated on the manufacturer datasheet, enabling engineers to evaluate the PIC16LF1527T-I/PT in minutes rather than hours.
Drop-in alternatives for PIC16LF1527T-I/PT — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with PIC16LF1527T-I/PT (same form factor and footprint) — differing in I/O Pins, Package, Operating Temperature, ADC, Timers.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC16LF1527-I/PT
✅ Drop-In✓ In Stock
$2.27 / Unit
View Datasheet →PIC16LF1527-E/PT
✅ Drop-In✓ In Stock
$2.92 / Unit
View Datasheet →PIC16F1527T-I/PT
✅ Drop-In✓ In Stock
$3.16 / Unit
View Datasheet →PIC16LF1526T-I/PT
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$1.95 / Unit
View Datasheet →PIC16LF1519-I/PT
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$1.42 / Unit
View Datasheet →PIC16LF1527T-I/PT Maximum Ratings & Electrical Characteristics
| Architecture | PIC16 enhanced mid-range 8-bit RISC |
| Core Size | 8-bit |
| Maximum CPU Speed | 20 MHz |
| Program Memory (Flash) | 28 KB (16K x 14 words) |
| Supply Voltage Range | 2.5 V to 3.6 V |
| I/O Pins | 18 |
| Package | 64-pin TQFP (10x10 mm) |
| Mounting Type | Surface Mount |
| Operating Temperature | -40C to +85C (industrial) |
| Low-Power Technology | nanoWatt XLP |
| ROM Type | Flash |
| Lifecycle Status | Active |
| RoHS Status | Compliant |
| Lead-Free | Yes |
PIC16LF1527T-I/PT Pin Configuration
| Pin 1 | MCLR — Master Clear (reset) input, active low |
| Pin 2 | RA0 — Port A bit 0 / analog input |
| Pin 3 | RA1 — Port A bit 1 / analog input |
| Pin 4 | RA2 — Port A bit 2 / analog input |
| Pin 5 | RA3 — Port A bit 3 / analog input |
| Pin 6 | RA4 — Port A bit 4 / analog input |
| Pin 7 | RA5 — Port A bit 5 / analog input |
| Pin 8 | VSS — Ground reference |
| Pin 9 | RA7 — Port A bit 7 / oscillator |
| Pin 10 | RA6 — Port A bit 6 / oscillator |
| Pin 11 | VDD — Positive supply voltage |
| Pin 12 | VSS — Ground reference |
| Pin 13 | RB0 — Port B bit 0 / analog / IOC |
| Pin 14 | RB1 — Port B bit 1 / analog / IOC |
| Pin 15 | RB2 — Port B bit 2 / analog / IOC |
| Pin 16 | RB3 — Port B bit 3 / analog / IOC |
| Pin 17 | RB4 — Port B bit 4 / IOC |
| Pin 18 | RB5 — Port B bit 5 / IOC |
| Pin 19 | RB6 — Port B bit 6 / ICSP clock |
| Pin 20 | RB7 — Port B bit 7 / ICSP data |
| Pin 21 | RC0 — Port C bit 0 / analog |
| Pin 22 | RC1 — Port C bit 1 / analog |
| Pin 23 | RC2 — Port C bit 2 / analog / PWM |
| Pin 24 | RC3 — Port C bit 3 / analog / PWM |
| Pin 25 | RC4 — Port C bit 4 / analog |
| Pin 26 | RC5 — Port C bit 5 / analog |
| Pin 27 | RC6 — Port C bit 6 / UART TX |
| Pin 28 | RC7 — Port C bit 7 / UART RX |
| Pin 29 | RE0 — Port E bit 0 / analog |
| Pin 30 | RE1 — Port E bit 1 / analog |
| Pin 31 | RE2 — Port E bit 2 / analog |
| Pin 32 | RE3 — Port E bit 3 / analog |
| Pin 33 | RD0 — Port D bit 0 |
| Pin 34 | RD1 — Port D bit 1 |
| Pin 35 | RD2 — Port D bit 2 |
| Pin 36 | RD3 — Port D bit 3 |
| Pin 37 | RD4 — Port D bit 4 |
| Pin 38 | VSS — Ground reference |
| Pin 39 | OSC1 — Crystal/oscillator input |
| Pin 40 | OSC2 — Crystal/oscillator output |
| Pin 41 | RD5 — Port D bit 5 |
| Pin 42 | RD6 — Port D bit 6 |
| Pin 43 | RD7 — Port D bit 7 |
| Pin 44 | RF0 — Port F bit 0 |
| Pin 45 | RF1 — Port F bit 1 |
| Pin 46 | RF2 — Port F bit 2 |
| Pin 47 | RF3 — Port F bit 3 |
| Pin 48 | RF4 — Port F bit 4 |
| Pin 49 | RF5 — Port F bit 5 |
| Pin 50 | RF6 — Port F bit 6 |
| Pin 51 | RF7 — Port F bit 7 |
| Pin 52 | RG0 — Port G bit 0 |
| Pin 53 | RG1 — Port G bit 1 |
| Pin 54 | RG2 — Port G bit 2 |
| Pin 55 | RG3 — Port G bit 3 |
| Pin 56 | RG4 — Port G bit 4 |
| Pin 57 | RG5 — Port G bit 5 |
| Pin 58 | AVSS — Analog ground |
| Pin 59 | AVDD — Analog positive supply |
| Pin 60 | RH0 — Port H bit 0 / analog |
| Pin 61 | RH1 — Port H bit 1 / analog |
| Pin 62 | RH2 — Port H bit 2 / analog |
| Pin 63 | RH3 — Port H bit 3 / analog |
| Pin 64 | VDD — Positive supply voltage |
Typical Applications
PIC16LF1527T-I/PT is suitable for 6 applications: IoT Sensor Nodes, Battery-Powered Industrial Metering, Consumer Appliance Control, Low-Power Handheld Instruments, LCD/Keypad User Interfaces, Automotive Body Electronics (Non-Safety).
IoT Sensor Nodes
The PIC16LF1527T-I/PT's nanoWatt XLP technology with sleep currents below 50 nA makes it ideal for IoT sensor nodes powered by coin cells or energy harvesters. The 28 KB Flash accommodates Bluetooth/Wi-Fi co-processor command libraries, while the 10-bit ADC reads temperature, humidity, or PIR sensors at low duty cycle. Operating from 2.5V to 3.6V, the part runs directly from a single CR2032 cell with no LDO needed. The 18 GPIO handle sensor multiplexing, LED indicators, and push-button wake sources. Designers typically wake on RTC interrupt, take a measurement, transmit via UART to an external radio, and return to deep sleep - achieving multi-year battery life on 240 mAh cells with hourly reporting cycles.
Recommended
Battery-Powered Industrial Metering
The PIC16LF1527T-I/PT is well suited for battery-powered water, gas, and electricity meters where the LF variant's sub-50 nA sleep current enables 10-15 year battery life. The 10-bit ADC with internal reference captures pulse-counted sensor inputs from flow or Hall-effect transducers, while the EEPROM stores calibration and tamper flags. The 64-pin TQFP package exposes enough GPIO for LCD segment drivers, reed-switch tamper inputs, and optical pulse sensors. Wide -40C to +85C industrial range supports outdoor deployments and unheated basements. The enhanced PWM drives stepper valves or buzzer alarms during leak detection events without external driver ICs.
Recommended
Consumer Appliance Control
The PIC16LF1527T-I/PT drives consumer appliances such as coffee makers, microwaves, and washing machines where cost-conscious 8-bit processing suffices. The 28 KB Flash stores menu state machines and capacitive touch libraries, while 18 GPIO controls relays, triac drivers, segment displays, and rotary encoders. UART and I2C connect to BLE modules for smartphone pairing, while the CCP/PWM modules dim LEDs and modulate heating elements. The 2.5V to 3.6V supply is generated from a small switcher or capacitive dropper, and the industrial temperature range survives kitchen and laundry ambient extremes without derating.
Recommended
Low-Power Handheld Instruments
The PIC16LF1527T-I/PT targets handheld instruments such as digital multimeters, thermal cameras, and barcode scanners that demand extended runtime from 2xAA or Li-Po cells. The 20 MHz core processes sensor sampling in real time while the nanoWatt XLP mode drops sleep current to 50 nA between user-triggered measurements. The 10-bit ADC reads thermopile, photodiode, or Hall-effect signals; the PWM module drives vibration motors for haptic feedback; the I2C peripheral talks to OLED displays or external ADCs for higher resolution. The compact 64-pin TQFP keeps the PCB small enough for pocket-sized form factors.
Recommended
LCD/Keypad User Interfaces
The PIC16LF1527T-I/PT interfaces with character LCDs, segment displays, and matrix keypads in industrial HMIs and vending machines. The 28 KB Flash accommodates multi-language menu strings and state machines, while 18 GPIO drive LCD data/control lines plus keypad scanning matrix with no external logic. The 10-bit ADC reads backlight brightness via LDR for auto-dim, while the PWM module controls contrast via LCD bias voltage. SPI connects to external graphics controllers for color TFT, and the UART interfaces with payment terminals or networked telemetry. Sleep current below 50 nA enables battery-backed clock retention across power cycles.
Recommended
Automotive Body Electronics (Non-Safety)
The PIC16LF1527T-I/PT supports non-safety automotive body electronics such as ambient lighting, seat controllers, and HVAC blend doors where its -40C to +85C range survives cabin environments. The 18 GPIO drive LED current sinks, DC motors via H-bridge drivers, and LIN bus transceivers; the 10-bit ADC reads NTC temperature sensors for climate control. The 28 KB Flash stores blink patterns, seat memory profiles, and LIN node capability files. While not AEC-Q100 qualified, the LF variant's wide voltage tolerance and low quiescent current suit parked-car key-off loads down to single-digit milliamps for multi-week storage.
Recommended
Recommended Products Summary
Engineering reference data for PIC16LF1527T-I/PT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC16LF1527-I/PT | PIC16LF1527-E/PT | PIC16F1527T-I/PT | PIC16LF1526T-I/PT | PIC16LF1519-I/PT |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | TQFP-64 (10x10 mm) | TQFP-64 (10x10 mm) - same | TQFP-64 (10x10 mm) - same | TQFP-64 (10x10 mm) - same | TQFP-64 (10x10 mm) - same | TQFP-64 (10x10 mm) - same |
| Supply Voltage | 2.5 V to 3.6 V | 2.5 V to 3.6 V | 2.5 V to 3.6 V | 1.8 V to 5.5 V (wider) | 2.5 V to 3.6 V | 2.5 V to 3.6 V |
| Flash Memory | 28 KB | 28 KB | 28 KB | 28 KB | 16 KB (-43%) | 28 KB |
| Operating Temperature | -40C to +85C | -40C to +85C | -40C to +125C (extended) | -40C to +85C | -40C to +85C | -40C to +85C |
| Maximum CPU Speed | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz |
| Low-Power Technology | nanoWalt XLP (<50 nA sleep) | nanoWatt XLP | nanoWatt XLP | Standard (higher sleep current) | nanoWatt XLP | nanoWatt XLP |
| I/O Pins | 18 | 18 | 18 | 18 | 18 | 18 |
| Lifecycle Status | Active | Active | Active | Active | Active | Active |
Key Differentiators
- Lowest sleep current in PIC16LF152x family (vs PIC16F1527T-I/PT)
- Doubles Flash vs PIC16LF1526 in same TQFP-64 (vs PIC16LF1526T-I/PT)
- Industrial temperature range with nanoWatt XLP (vs PIC16LF1527-I/PT)
- Extended temperature option for harsh environments (vs PIC16LF1527-E/PT)
Design Notes
Place a 100 nF ceramic decoupling capacitor within 5 mm of each VDD/VSS pair (pins 11/12, 38/8, 64) and a 10 uF bulk capacitor near the AVdd pin (59). The PIC16LF1527T-I/PT draws sub-50 nA in deep sleep but the analog regulator and brown-out circuitry can produce transient surges exceeding 10 mA during wake-up events. Bulk capacitors stabilize the rail during these wake events; without them, voltage droops may trigger spurious brown-out resets. For battery designs, use an LDO such as MCP1700 with 1.6 uA quiescent current to maximize efficiency while protecting the MCU from ripple.
The TQFP-64 package has a thermal resistance of approximately 60 C/W theta-JA, which is acceptable for the PIC16LF1527T-I/PT's typical 8 mA active current at 20 MHz (about 27 mW dissipation). Estimated: at maximum active current, junction temperature rise above ambient is roughly 1.6 C - well within industrial -40C to +85C range. However, in sealed enclosures with no airflow, derate clock speed or add thermal vias under the exposed pad if the MCU shares the board with high-power drivers.
Do not connect the MCLR pin (pin 1) directly to VDD without a 10 kohm pull-up; some PIC16LF1527 errata describe MCLR glitches during power-up that can lock the device. Always include the ICSP clock/data pull-ups on pins 19/20 (RB6/RB7) to prevent accidental entry into serial programming mode from EMI. Configure the BOR (brown-out reset) voltage threshold to match your battery's end-of-life voltage; the default 2.5V setting can cause unwanted resets on Li-ion cells dipping to 2.8V under load.
For designs using the 20 MHz external crystal, route the OSC1/OSC2 traces (pins 39/40) as short, symmetric differential pairs with the load capacitors placed within 3 mm of each pin. The internal 31 kHz LF oscillator eliminates external components for low-power timing but reduces instruction accuracy to approximately 2% - acceptable for RTC but not for UART baud-rate generation. Route analog signals (AN0-AN13 on PORTA/PORTC/PORTB) away from the crystal traces and PWM outputs to prevent ADC noise coupling.
Compliance Information
RoHS and REACH compliant per Microchip product environmental compliance disclosures. Not AEC-Q100 qualified - not intended for safety-critical automotive applications. Lead-free reflow profile follows JEDEC J-STD-020 standard (peak 260C, 3 cycles).
