Microchip Technology PIC12F752-I/P

Overview

PIC12F752-I/P from Microchip Technology is an 8-pin, 8-bit Flash-based RISC microcontroller with 1024 × 14 program memory, 64 bytes of SRAM, and integrated analog peripherals including dual comparators, 10-bit ADC (4 channels), 5-bit DAC, and Complementary Output Generator (COG). It operates from 2.0V to 5.5V and supports precision internal oscillator (±1% factory calibrated) at 8/4/1 MHz or 31 kHz - used in ultra-low-power sensor interface and motor control subsystems.

For engineers reviewing the PIC12F752-I/P datasheet, PIC12F752-I/P pinout, PIC12F752-I/P application, or PIC12F752-I/P equivalent, key selection criteria include its 50 nA sleep current, COG-driven MOSFET gate control, dual comparator response time (40 ns), and ICSP™ debug capability via two pins - critical for space-constrained, battery-powered embedded designs.

Technical Context

The PIC12F752-I/P implements a Harvard-architecture RISC CPU with 35 single-cycle instructions (except branches), 8-level hardware stack, and direct/indirect/relative addressing modes. Its oscillator module supports software-selectable frequencies and tuning, while the enhanced Timer1 includes external gate control and four clock sources.

Peripheral integration centers on real-time analog-digital signal conditioning: two high-speed comparators with programmable hysteresis and FVR reference, a 10-bit ADC with internal/external reference options, and a dual-range DAC delivering 4 mV or 65 mV steps at 2.0V - all coordinated via dedicated control registers and interrupt-on-change I/O.

Key Specifications

Pinout & Package

Package: 8-pin PDIP (Plastic Dual In-line Package), 0.300" width, through-hole mounting.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar 8-pin microcontroller applications.

Compared with PIC12F683-I/P, PIC12F752-I/P adds COG, DAC, and dual comparators for analog-rich control; compared with PIC12F1571-I/P, it offers identical footprint and lower code density requirements but lacks CLC and advanced PWM features - making it optimal for cost-sensitive, analog-integrated subsystems.

Availability

PIC12F752-I/P is available at Aetrix Electronics and suitable for motor control subsystems, smart sensor nodes, power supply monitors, and LED lighting controllers requiring stable component supply and long-term industrial availability.

Supply support for PIC12F752-I/P includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Microchip Technology Inc. is a leading provider of microcontrollers, analog components, and Flash-IP solutions, headquartered in Chandler, Arizona, with global design and manufacturing operations.

The PIC12F752 product line targets ultra-low-power, space-constrained embedded applications where integrated analog peripherals, robust debug capability, and extended temperature operation (–40°C to +85°C) are essential - especially in industrial sensing and compact motor control.

FAQ

What is the maximum operating frequency of the PIC12F752-I/P?

The PIC12F752-I/P supports a DC to 20 MHz clock input, delivering a 200 ns instruction cycle time. Its internal oscillator is factory-calibrated to ±1% at 8 MHz and can be software-selected to 4 MHz, 1 MHz, or 31 kHz - enabling flexible trade-offs between performance and power consumption in each application phase.

Does the PIC12F752-I/P support in-circuit debugging?

Yes, the PIC12F752-I/P supports In-Circuit Debug (ICD) via two dedicated pins (RA0/ICSPDAT and RA1/ICSPCLK), allowing full breakpoint, step-through, and register inspection without requiring additional debug hardware - a capability confirmed in DS40001576D Section 19.0.

What analog peripherals are integrated into the PIC12F752-I/P?

The PIC12F752-I/P integrates two high-speed analog comparators (40 ns response), a 10-bit ADC with four external channels and internal reference options, a 5-bit dual-range DAC (4 mV or 65 mV steps at 2.0V), and a 1.2V Fixed Voltage Reference (FVR) - all accessible through shared I/O pins and controlled via dedicated SFRs.

How does the Complementary Output Generator (COG) function in the PIC12F752-I/P?

The COG in PIC12F752-I/P generates complementary waveforms on RA0 and RA2 with programmable dead-band, phase offset, blanking, and auto-shutdown triggered by COG1FLT input. It delivers up to 50 mA per output - enabling direct drive of N-channel MOSFETs in half-bridge configurations without external drivers.

What is the guaranteed Flash endurance and data retention for the PIC12F752-I/P?

The PIC12F752-I/P guarantees 100,000 write/erase cycles for its Flash program memory and >40 years of data retention under normal operating conditions - verified per Microchip's qualification testing and documented in DS40001576D Section 1.0 Device Overview.