PIC16F753-E/P - 8-bit MCU, 3.5KB Flash, Op Amp + Dual Comparators | Microchip
MPN: PIC16F753-E/P ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $1.85 | $1.85 |
| 10 | $1.66 | $16.60 |
| 100 | $1.47 | $147.00 |
| 500 | $1.32 | $660.00 |
| 1,000 | $1.18 | $1,180.00 |
PIC16F753-E/P Overview
An 8-bit microcontroller (MCU) is a small computer-on-a-chip that integrates a CPU core, program memory (Flash/ROM), data memory (RAM), and a range of peripherals such as ADC, timers, comparators, and communication interfaces on a single silicon die. In the broader taxonomy, the PIC16F753 belongs to the PIC16 mid-range family, which sits between baseline PIC10/12/16 devices and enhanced mid-range PIC16F1xxx parts. As a flash-based MCU, it supports in-circuit serial programming (ICSP) and self-write, allowing field firmware updates and simplified prototyping. The mid-range architecture uses a 14-bit instruction word and a 13-bit program counter capable of addressing an 8K x 14 memory space, of which the first 2K x 14 (0000h–07FFh) is physically implemented.
The PIC16F753 differentiates itself from generic 8-bit MCUs by integrating analog building blocks: one op-amp, two 50 ns comparators, an 8-channel 10-bit ADC, a DAC module, and a high-resolution programmable voltage reference. These on-chip analog peripherals allow designers to build complete sensor-conditioning or motor-control signal chains without external components, reducing BOM and PCB area. The CCP module supports PWM generation for lighting, motor, or power-conversion control loops.
The device features an internal 8 MHz oscillator with calibration, eliminating the need for an external crystal in cost-sensitive applications, while still allowing an external clock option for precision timing. Its nanopower technology features such as ultra-low-power sleep, watchdog timer, and brown-out reset provide robust operation in battery-powered or unattended installations. The 14-pin PDIP package supports breadboard-friendly through-hole assembly, making it a popular choice for education, hobby, and industrial prototyping.
Typical applications include LED lighting control, battery management, sensor signal conditioning, simple motor or fan control, and small appliance controllers. For example, the integrated op-amp and comparators make it ideal for thermocouple or photodiode amplification; the CCP and timers support PWM dimming or closed-loop fan control. Designers migrating from older PIC16C711 or PIC16F676 designs can use the PIC16F753 as a drop-in upgrade with substantially more analog integration.
When designing with this MCU, plan I/O pin allocation carefully: with only 14 pins, several functions (ICSP, ADC, op-amp, comparators) share pins via PPS-less multiplexing, so a careful review of the pinout table is essential. Add 100 nF decoupling close to VDD and a 10 µF bulk capacitor at the board supply input for analog noise immunity, especially when using the on-chip ADC or voltage reference.
Drop-in alternatives for PIC16F753-E/P — 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 PIC16F753-E/P (same form factor and footprint) — differing in Internal Oscillator, Mounting Type, Operating Temperature Range, Package, Program Counter Width.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC16F677-I/P
✅ Drop-In📋 Reference alternative (not in catalog)
PIC16F676-I/P
✅ Drop-In📋 Reference alternative (not in catalog)
PIC16F716-I/P
✅ Drop-In📋 Reference alternative (not in catalog)
PIC16F688-I/P
✅ Drop-In✓ In Stock
$1.32 / Unit
View Datasheet →PIC16F684-I/P
✅ Drop-In📋 Reference alternative (not in catalog)
PIC16F753-E/P Maximum Ratings & Electrical Characteristics
| Product Type | 8-bit Flash Microcontroller (MCU) |
| Family | PIC16 mid-range (14-bit instruction) |
| Program Memory (Flash) | 3.5 KB |
| Program Counter Width | 13-bit (8K x 14 address space; 2K x 14 physically implemented) |
| Operating Voltage Range | 2.0 V to 5.5 V |
| Operating Temperature Range | -40 °C to +125 °C (Extended, "E" grade) |
| Internal Oscillator | 8 MHz (factory calibrated) |
| ADC | 8-channel, 10-bit |
| Op-Amps | 1 x on-chip operational amplifier |
| Comparators | 2 x high-speed analog comparators (50 ns response) |
| CCP Modules | 1 x Capture/Compare/PWM (CCP) |
| Voltage Reference | On-chip programmable (per digchip snippet) |
| Package | 14-pin PDIP (DIP-14, through-hole) |
| Mounting Type | Through-Hole |
| MSL Level | 1 (through-hole, not moisture-sensitive) |
| RoHS Status | Compliant (Microchip policy) |
| Programming | ICSP (In-Circuit Serial Programming), self read/write |
| Pin Count | 14 |
PIC16F753-E/P Pin Configuration
| Pin 1 | VDD — Positive supply voltage (2.0 V to 5.5 V) |
| Pin 2 | RA5/AN4/C1IN+/C2IN+/T1CKI/CCP1/PGM — Bidirectional I/O; analog input; comparator inputs; Timer1 clock; CCP1; ICSP PGM |
| Pin 3 | RA4/AN3/C1OUT/T1G/OSC2/CLKOUT — Bidirectional I/O; analog input; C1 output; Timer1 gate; oscillator output |
| Pin 4 | RA3/MCLR/VPP — Input only; Master Clear (reset, active low); programming voltage input |
| Pin 5 | RC5/AN5/C2IN+/C2OUT — Bidirectional I/O; analog input; comparator 2 input/output |
| Pin 6 | RC4/AN6/C2IN-/OPAMP-/OPAMP+ — Bidirectional I/O; analog input; comparator 2 negative input; op-amp inputs |
| Pin 7 | RC3/AN7/C1IN-/OPAMP-OUT — Bidirectional I/O; analog input; comparator 1 negative input; op-amp output |
| Pin 8 | RC2/AN8/AN2/C1IN+/CVREF/DACOUT — Bidirectional I/O; analog inputs; comparator 1 input; voltage reference; DAC output |
| Pin 9 | RC1/AN9/C2IN-/ICSPCLK — Bidirectional I/O; analog input; comparator 2 input; ICSP clock |
| Pin 10 | RC0/AN10/ICSPDAT — Bidirectional I/O; analog input; ICSP data |
| Pin 11 | RA2/AN2/AN7/C1OUT/OSC1/CLKIN — Bidirectional I/O; analog inputs; C1 output; oscillator input |
| Pin 12 | RA1/AN1/ICSPCLK — Bidirectional I/O; analog input; ICSP clock alternate |
| Pin 13 | RA0/AN0/ICSPDAT — Bidirectional I/O; analog input; ICSP data alternate |
| Pin 14 | VSS — Ground reference (0 V) |
Typical Applications
PIC16F753-E/P is suitable for 6 applications: LED Lighting Control, Battery Management & Monitoring, Sensor Signal Conditioning, Small Motor & Fan Control, Small Appliance Controllers, Automotive Body & Lighting Modules.
LED Lighting Control
The PIC16F753-E/P is well-suited to LED lighting controllers because its 1 CCP module generates PWM dimming signals, its 8-channel 10-bit ADC reads ambient light sensors and current-sense amplifiers, and the integrated op-amp conditions a photodiode or shunt-resistor signal directly on-chip. Operating from 2.0 V to 5.5 V, the part runs from a single-cell Li-ion or 5 V regulated rail, and the internal 8 MHz oscillator eliminates external timing components. Compared with a discrete PWM controller plus external op-amp, this MCU integrates the analog front-end in one 14-pin PDIP, reducing BOM and PCB area for retrofit lamp or strip-light designs.
Recommended
Battery Management & Monitoring
Battery management designs benefit from the PIC16F753-E/P's wide 2.0–5.5 V supply range, integrated op-amp for current-shunt amplification, dual 50 ns comparators for over-voltage/under-voltage detection, and 10-bit ADC for cell voltage telemetry. The CCP module drives a charging MOSFET with PWM, and the internal calibrated oscillator keeps BOM small. The Extended -40 °C to +125 °C temperature grade supports under-hood or outdoor pack-monitoring designs. Compared to a discrete battery monitor ASIC plus supervisor, this MCU adds configurable threshold-cell firmware while integrating the analog signal chain on-chip.
Recommended
Sensor Signal Conditioning
Sensor signal conditioning applications leverage the PIC16F753-E/P's integrated op-amp (for transducer amplification), two 50 ns comparators (for threshold detection and window comparison), and 8-channel 10-bit ADC with on-chip voltage reference (for ratiometric measurement). The internal 8 MHz oscillator removes crystal cost, and the 14-pin PDIP simplifies breadboard prototyping for thermocouple, photodiode, or strain-gauge front-ends. Compared to using a standalone op-amp plus external ADC, this MCU integrates the analog chain and adds firmware-reconfigurable thresholds, which is valuable during sensor characterization.
Recommended
Small Motor & Fan Control
Small DC motor, fan, or pump speed-control loops fit the PIC16F753-E/P because the CCP module generates the PWM drive signal, the op-amp amplifies back-EMF or shunt current feedback, and the dual comparators implement over-current and stall protection with sub-microsecond response. The 2.0–5.5 V supply range covers 3.3 V and 5 V motor rails, while the -40 °C to +125 °C extended temperature supports appliance and automotive environments. Compared to a dedicated motor-driver IC, this MCU adds variable-startup-ramp and adaptive-speed firmware for fan acoustics or pump efficiency optimization.
Recommended
Small Appliance Controllers
Small appliances such as coffee makers, blenders, and toaster ovens use the PIC16F753-E/P for user-interface button scanning, temperature sensing, and PWM heating-element or motor drive. The 8-channel 10-bit ADC reads NTC thermistors or potentiometers, the comparators detect zero-cross or overtemperature conditions, and the CCP module drives TRIACs or MOSFETs. The Extended -40 °C to +125 °C temperature grade suits kitchen or workshop environments. Compared to a hard-wired analog controller, this MCU enables one firmware platform across multiple SKUs, which simplifies SKU management.
Recommended
Automotive Body & Lighting Modules
Interior lighting, dashboard indicator drivers, and body-control modules use the PIC16F753-E/P because of its -40 °C to +125 °C extended temperature range, 5 V native supply, and integrated op-amp/Comparator/ADC/CCP analog chain for lamp current sense and PWM dimming. The 14-pin PDIP supports prototype through-hole builds, while the same die ships in SOIC and QFN for the production module. Compared to a pure discrete solution, this MCU adds diagnostic features (open-load detection via comparators, brightness compensation via ADC) without external analog ICs.
Recommended
Recommended Products Summary
Engineering reference data for PIC16F753-E/P — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC16F677-I/P | PIC16F676-I/P | PIC16F716-I/P | PIC16F688-I/P | PIC16F684-I/P |
|---|---|---|---|---|---|---|
| Package | 14-pin PDIP (DIP-14) | 14-pin PDIP (DIP-14) - same | 14-pin PDIP (DIP-14) - same | 14-pin PDIP (DIP-14) - same | 14-pin PDIP (DIP-14) - same | 14-pin PDIP (DIP-14) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Memory (Flash) | 3.5 KB | 3.5 KB | 1.75 KB | 2K x 14 (~2.8 KB) | 4K x 14 (~5.6 KB) | 2K x 14 (~2.8 KB) |
| ADC | 8-channel, 10-bit | 8-channel, 10-bit | 8-channel, 10-bit | 8-channel, 8-bit | 8-channel, 8-bit (lower resolution) | 8-channel, 8-bit |
| Integrated Op-Amp | 1 | 0 (no integrated op-amp) | 0 (no integrated op-amp) | 0 (no integrated op-amp) | 0 (no integrated op-amp) | 0 (no integrated op-amp) |
| Comparators | 2 x 50 ns analog comparators | 2 x analog comparators | 1 x analog comparator | 0 (no analog comparators) | 1 x analog comparator | 1 x analog comparator |
| CCP Modules | 1 | 1 | 1 | 1 (CCP1) | 1 (ECCP) | 1 (ECCP) |
| Operating Voltage Range | 2.0 V to 5.5 V | 2.0 V to 5.5 V | 2.0 V to 5.5 V | 2.0 V to 5.5 V | 2.0 V to 5.5 V | 2.0 V to 5.5 V |
| Internal Oscillator | 8 MHz calibrated | 8 MHz calibrated | 4 MHz calibrated | External clock required | 8 MHz calibrated | 8 MHz calibrated |
Key Differentiators
- Integrated analog chain (op-amp + 2 comparators + 8-ch 10-bit ADC) on a 14-pin MCU (vs PIC16F716-I/P)
- Larger program memory than PIC16F676-I/P (vs PIC16F676-I/P)
- Higher-resolution ADC than PIC16F688-I/P and PIC16F684-I/P (vs PIC16F688-I/P)
- Faster analog comparator response than most legacy PIC16F devices (vs PIC16F677-I/P)
- Extended temperature grade available (vs PIC16F1703)
Design Notes
Decouple VDD (pin 1) with a 100 nF ceramic capacitor placed within 3 mm of the pin, plus a bulk 10 µF electrolytic or tantalum at the board supply input. The PIC16F753-E/P's integrated 10-bit ADC and on-chip voltage reference are noise-sensitive; bypassing is critical when sampling ratiometric sensors such as NTC thermistors or potentiometers. Estimated: at 8 MHz core and 5 V supply, average IDD is approximately 1–2 mA active and sub-µA in sleep, so the 10 µF bulk supports inrush during ADC burst-sampling sequences.
Route the analog signals (AN0–AN10, op-amp inputs, comparator inputs) away from digital switching traces such as PWM and clock outputs. Place the on-chip voltage reference bypass capacitor (CVREF) close to RC2/AN2/CVREF/DACOUT (pin 8) and the op-amp compensation capacitor near the op-amp output pin. A ground plane under the analog pins reduces ADC noise pickup; estimated ground-plane impedance below 1 Ω/square at the analog section is recommended for 10-bit ENOB performance.
MCLR/VPP (pin 4) is input-only and shared with the ICSP programming voltage; always pull MCLR high through a 10 kΩ resistor to VDD and avoid driving it as a digital output. Several analog functions (ADC channels, comparator inputs, op-amp inputs) are multiplexed onto the same physical pins; configuring a pin for one function disables its alternate function, so plan pin allocation against the actual peripheral mix required by the firmware. Confirm pinout against datasheet document 40001709D before PCB layout.
When using the on-chip 10-bit ADC, acquire at least 1 ADC clock after channel switching (T_ACQ) to allow the sample-and-hold capacitor to settle; for high-impedance sources (>5 kΩ) add an external buffer or increase acquisition time. The internal voltage reference (CVREF) provides a stable reference for ratiometric measurements; for absolute measurements, calibrate against VDD using the FVR or a known reference. Avoid switching heavy loads (PWM outputs, relays) during ADC conversion, or use the dedicated RC oscillator for ADC clock to reduce digital noise coupling.
Compliance Information
RoHS and REACH compliance per Microchip product policy. The "E" suffix denotes Extended temperature grade (-40 °C to +125 °C); the part is not formally AEC-Q100 qualified — verify automotive qualification requirements before use in automotive safety-critical applications. The newer replacement PIC16F1703 is Microchip's recommended part for new designs.
