PIC16F15275-E/MP - 14KB Flash 8-bit MCU 40-QFN | Microchip
MPN: PIC16F15275-E/MP ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $2.31 | $2.31 |
| 10 | $2.05 | $20.50 |
| 100 | $1.62 | $162.00 |
| 500 | $1.4 | $700.00 |
| 1,000 | $1.23 | $1,230.00 |
PIC16F15275-E/MP Overview
Background Knowledge: An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, non-volatile program memory (typically Flash), working RAM, and a mix of peripherals such as ADC, timers, PWM, and serial interfaces. PIC microcontrollers use a modified Harvard RISC architecture with separate program and data buses, which lets the CPU fetch instructions while reading data from RAM in the same cycle. Microcontrollers occupy the semiconductor hierarchy "MCU -> 8-bit microcontroller -> embedded controller -> semiconductor device" and are the dominant processing element in white goods, IoT endpoints, sensor nodes, and industrial control.
Key features of the PIC16F15275 include 14 KB (14K x 8) of self-programmable Flash, 1 KB of SRAM, a 10-bit Analog-to-Digital Converter (ADC), two PWM modules, two Capture/Compare/PWM (CCP) peripherals, a hardware limit timer (HLT), a watchdog timer (WDT), PPS for flexible pin mapping, an Enhanced Universal Synchronous/Asynchronous Receiver/Transmitter (EUSART), and both SPI and I2C serial interfaces. The family is engineered for eXtreme Low-Power (XLP) operation, with multiple power-managed modes and a fast wake-up time that suits battery-powered sensor applications. The wide 1.8 V to 5.5 V operating range allows direct connection to 2-cell battery stacks, single-cell Li-ion chemistries, and 5 V industrial rails.
The PIC16F15275 uses Microchip's mid-range 8-bit core with a 14-bit instruction word and a 32 MHz internal oscillator, producing roughly 8 MIPS of throughput. The CIPs - including the hardware limit timer, complementary waveform generator, and PPS - let designers replace discrete analog and timing components with on-chip hardware, shrinking board area and BOM cost while improving determinism. The 10-bit ADC, combined with PPS, allows flexible analog front-end design for sensor signal conditioning.
Typical applications include low-power IoT sensor nodes, battery-operated environmental monitors, home automation controllers, motor-control front-ends using CCP/PWM, LED lighting controls, white-goods user-interface boards, and small industrial sensor hubs. The 40-QFN footprint is suitable where a compact 5x5 mm area is preferred and the larger pin count of the family must be retained.
When designing with this part, ensure that the decoupling capacitor layout follows the datasheet recommendation (typically a 100 nF plus a bulk cap near VDD) and that unused I/O pins are configured as outputs low or inputs with weak pull-ups to minimise sleep current. The PPS feature lets pins be remapped at runtime, but pin-function changes take effect only after a locking sequence; consult the datasheet "PPS" chapter before re-routing peripherals.
This page synthesises distributor pricing, drop-in alternatives drawn from the same PIC16F152xx family, and practical design notes not always collected in the manufacturer datasheet.
Drop-in alternatives for PIC16F15275-E/MP — 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 PIC16F15275-E/MP (same form factor and footprint) — differing in Package, Core Architecture, Program Memory (Flash), RAM.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC16F15275-I/MP
✅ Drop-In✓ In Stock
$1.32 / Unit
View Datasheet →PIC16F15274-I/MP
✅ Drop-In✓ In Stock
$0.74 / Unit
View Datasheet →PIC16F15274-E/MP
✅ Drop-In✓ In Stock
$0.81 / Unit
View Datasheet →PIC16F15276-I/MP
✅ Drop-In📋 Reference alternative (not in catalog)
PIC18F45Q10T-E/MP
✅ Drop-In📋 Reference alternative (not in catalog)
PIC16F15275-E/MP Maximum Ratings & Electrical Characteristics
| Core Architecture | PIC 8-bit mid-range (14-bit instruction word) |
| Program Memory (Flash) | 14 KB (14K x 8) |
| RAM | 1 KB |
| Data EEPROM | Not present in this family |
| Maximum CPU Frequency | 32 MHz |
| Operating Voltage (VDD) | 1.8 V to 5.5 V |
| ADC | 10-bit |
| PWM Modules | 2 |
| CCP Modules | 2 |
| Hardware Limit Timer (HLT) | Yes |
| Watchdog Timer (WDT) | Yes |
| Peripheral Pin Select (PPS) | Yes |
| Serial Interfaces | EUSART, SPI, I2C |
| Package | 40-pin QFN (5x5 mm), MP suffix |
| Mounting Type | Surface Mount |
| Operating Temperature (E suffix) | -40 C to +125 C |
| RoHS Status | Compliant |
PIC16F15275-E/MP Pin Configuration
| Pin 1 | RA5 — Bidirectional I/O, analog input, PPS remappable |
| Pin 2 | RA4 — Bidirectional I/O, analog input, PPS remappable |
| Pin 3 | RA3 — Bidirectional I/O, analog input, PPS remappable |
| Pin 4 | RA2 — Bidirectional I/O, analog input, PPS remappable |
| Pin 5 | RA1 — Bidirectional I/O, analog input, PPS remappable |
| Pin 6 | RA0 — Bidirectional I/O, analog input, PPS remappable |
| Pin 7 | VSS — Ground reference |
| Pin 8 | RA7 — Bidirectional I/O, analog input, PPS remappable |
| Pin 9 | RA6 — Bidirectional I/O, analog input, PPS remappable |
| Pin 10 | RC0 — Bidirectional I/O, PPS remappable |
| Pin 11 | RC1 — Bidirectional I/O, PPS remappable |
| Pin 12 | RC2 — Bidirectional I/O, PPS remappable |
| Pin 13 | RC3 — Bidirectional I/O, PPS remappable |
| Pin 14 | RC4 — Bidirectional I/O, PPS remappable |
| Pin 15 | RC5 — Bidirectional I/O, PPS remappable |
| Pin 16 | RC6 — Bidirectional I/O, PPS remappable |
| Pin 17 | RC7 — Bidirectional I/O, PPS remappable |
| Pin 18 | VSS — Ground reference (second pad) |
| Pin 19 | VDD — Positive supply voltage |
| Pin 20 | RB0 — Bidirectional I/O, PPS remappable, IOC capable |
| Pin 21 | RB1 — Bidirectional I/O, PPS remappable, IOC capable |
| Pin 22 | RB2 — Bidirectional I/O, PPS remappable, IOC capable |
| Pin 23 | RB3 — Bidirectional I/O, PPS remappable, IOC capable |
| Pin 24 | RB4 — Bidirectional I/O, PPS remappable, IOC capable |
| Pin 25 | RB5 — Bidirectional I/O, PPS remappable, IOC capable |
| Pin 26 | RB6 — Bidirectional I/O, PPS remappable, IOC capable, ICSCLK |
| Pin 27 | RB7 — Bidirectional I/O, PPS remappable, IOC capable, ICSDAT |
| Pin 28 | AVDD — Analog positive supply |
| Pin 29 | AVSS — Analog ground reference |
| Pin 30 | RD0 — Bidirectional I/O, PPS remappable |
| Pin 31 | RD1 — Bidirectional I/O, PPS remappable |
| Pin 32 | RD2 — Bidirectional I/O, PPS remappable |
| Pin 33 | RD3 — Bidirectional I/O, PPS remappable |
| Pin 34 | RD4 — Bidirectional I/O, PPS remappable |
| Pin 35 | RD5 — Bidirectional I/O, PPS remappable |
| Pin 36 | RD6 — Bidirectional I/O, PPS remappable |
| Pin 37 | RD7 — Bidirectional I/O, PPS remappable |
| Pin 38 | RE0 — Bidirectional I/O, PPS remappable |
| Pin 39 | RE1 — Bidirectional I/O, PPS remappable |
| Pin 40 | RE2 — Bidirectional I/O, PPS remappable |
Typical Applications
PIC16F15275-E/MP is suitable for 6 applications: Battery-Powered IoT Sensor Node, Home Appliance User Interface Board, Industrial Sensor Hub / PLC Slice, LED Lighting and Signage Controller, Automotive Body and Sensor Electronics (sub-module), Small Motor Control Front-End (PWM + Limit Timer).
Battery-Powered IoT Sensor Node
The PIC16F15275-E/MP's XLP (eXtreme Low-Power) sleep current and 1.8-5.5 V VDD range suit coin-cell and 2xAA battery-powered wireless sensor nodes. The on-chip 10-bit ADC, PPS remappable digital I/O, and SPI/I2C directly interface to digital temperature, humidity, and acceleration sensors, while the 14 KB Flash accommodates OTA-friendly bootloader images. The 40-QFN (5x5 mm) keeps the PCB footprint small enough to fit inside a CR2032 sensor puck.
Recommended
Home Appliance User Interface Board
The PIC16F15275-E/MP provides the response time and I/O count needed for white-goods HMI boards - 32 MHz CPU for key debounce and LCD driving, plus PPS for routing the EUSART, SPI, and I2C peripherals to PCB-friendly pin assignments. The hardware limit timer (HLT) and CCP modules drive triac/zero-cross control loops for washing-machine and dishwasher motor drivers. The wide 5 V-tolerant I/O simplifies interface to legacy 5 V encoder and LED-driver circuitry.
Recommended
Industrial Sensor Hub / PLC Slice
The PIC16F15275-E/MP's 10-bit ADC and EUSART/SPI/I2C combination make it a low-cost "slice" controller for industrial sensor hubs and small PLC I/O cards. PPS allows the same firmware image to route peripherals to different connector pinouts for modular form factors. The two PWM blocks drive proportional valves or status-indicator LEDs without an external timer IC, and the -40 to +125 C E temperature grade handles factory-floor thermal swings.
Recommended
LED Lighting and Signage Controller
The PIC16F15275-E/MP drives multi-channel LED lighting fixtures via its two CCP/PWM blocks plus additional PWM peripherals; PWM resolution and frequency are software-configurable up to the 32 MHz system clock. The 14 KB Flash easily holds DMX-512, DALI, or proprietary LED-control protocol stacks. The 5 V-tolerant I/O simplifies direct connection to legacy analog dimmers and 0-10 V lighting control signals.
Recommended
Automotive Body and Sensor Electronics (sub-module)
The PIC16F15275-E/MP's E temperature grade (-40 to +125 C) makes it suitable for non-safety body-electronics sub-modules such as seat controllers, mirror modules, and rain/light sensor conditioning boards. The 10-bit ADC reads photodiodes and rain-sensor electrodes, while the EUSART links to the vehicle CAN/LIN transceiver upstream. Designers needing AEC-Q100 must select a Q-graded device; the standard E-temp part is widely used in non-safety sub-assemblies.
Recommended
Small Motor Control Front-End (PWM + Limit Timer)
The PIC16F15275-E/MP combines two CCP/PWM channels and a hardware limit timer (HLT) in a single chip, enabling a compact brushed-DC or stepper-motor control front-end. The HLT block offloads overcurrent and commutation-window protection that would otherwise require a dedicated analog timer IC, shrinking BOM and PCB area. The 32 MHz CPU runs field-oriented-control (FOC) lite loops or trapezoidal commutation at typical micro-stepping rates.
Recommended
Recommended Products Summary
Engineering reference data for PIC16F15275-E/MP — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC16F15275-I/MP | PIC16F15274-I/MP | PIC16F15274-E/MP | PIC16F15276-I/MP | PIC18F45Q10T-E/MP |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 40-QFN (5x5 mm) MP | 40-QFN (5x5 mm) MP - same | 40-QFN (5x5 mm) MP - same | 40-QFN (5x5 mm) MP - same | 40-QFN (5x5 mm) MP - same | QFN-40 - same footprint |
| Program Memory (Flash) | 14 KB | 14 KB | 7 KB | 7 KB | 28 KB | 32 KB |
| RAM | 1 KB | 1 KB | 512 B | 512 B | 2 KB | 2 KB |
| Maximum CPU Frequency | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 64 MHz |
| Operating Voltage (VDD) | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 5.5 V |
| Operating Temperature Grade | E: -40 C to +125 C | I: -40 C to +85 C | I: -40 C to +85 C | E: -40 C to +125 C | I: -40 C to +85 C | E: -40 C to +125 C |
| ADC Resolution | 10-bit | 10-bit | 10-bit | 10-bit | 10-bit | 10-bit |
Key Differentiators
- More Flash and RAM than the cost-down sibling at the same price tier (vs PIC16F15274-I/MP)
- Pin-compatible upgrade path within the same footprint (vs PIC16F15276-I/MP)
- Lower cost than PIC18 8-bit alternatives with the same footprint (vs PIC18F45Q10T-E/MP)
- E temperature grade option without changing footprint (vs PIC16F15275-I/MP)
Design Notes
Estimated: at 32 MHz active CPU and all peripherals enabled, the typical IDD is roughly 4-5 mA at 5 V; sleep current in the XLP "deep sleep" mode drops to single-digit uA. Decouple VDD with a 100 nF ceramic placed within 3 mm of the VDD pin and add a bulk capacitor (4.7 uF to 10 uF) on the same net. The PIC16F15275 supports separate AVDD/AVSS rails - if the analog ADC accuracy matters, decouple AVDD with its own 100 nF plus 10 uF and tie AVSS to VSS with a ferrite bead or 0 ohm link close to the package.
The 40-QFN (5x5 mm) MP package exposes a center thermal pad that MUST be soldered to the PCB ground plane for both electrical and thermal performance; missing the EP pad reduces the package's ability to dissipate the few-hundred-milliwatt active-mode power and can degrade ADC readings. Estimated: with theta_JA near 35-40 C/W on a 1-oz 4-layer board, derate ambient to roughly 80-90 C before approaching the +125 C E-grade limit at 5 V/32 MHz.
Route the ICSP programming pins (ICSCLK on RB6, ICSDAT on RB7) directly to a 2x3 0.1" header or a Tag-Connect footprint; RB6/RB7 are also general-purpose I/O so keep series resistors short to avoid interfering with capacitive-touch sensing. Place the 32.768 kHz crystal traces short and guard them with a ground pour if you need accurate RTCC timing. The PPS peripheral pin select feature lets you remap digital peripherals to different pins at runtime, but the datasheet's PPS lock sequence must be followed or pin assignments will not latch correctly.
Do not skip configuring unused I/O pins - leaving them floating can cause parasitic current paths of several hundred uA and erratic ADC readings. Either set unused pins as outputs low or as inputs with the internal weak pull-up enabled. Also, the PIC16F15275 family does NOT include data EEPROM; persistent user data must be stored in Flash with the row-write APIs and a wear-levelling routine to avoid wearing out the Flash endurance (~10k cycles per row). Finally, ensure all configuration bits (FOSC, WDTE, BOREN, LVP) are explicitly set in source - relying on the default configuration is a frequent source of "works in dev, fails in field" bugs.
Compliance Information
RoHS compliant and lead-free per Microchip product page. The E suffix denotes -40 C to +125 C industrial-grade temperature range but is NOT an AEC-Q100 automotive qualification; for AEC-Q100 designs select a Q-graded PIC16F152x derivative.
