PIC16F527-E/P - 8-bit Flash MCU, 1.5KB, ADC+2xComp+2xAmp | Microchip
Référence : PIC16F527-E/P ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $2.95 | $2,95 |
| 10 | $2.66 | $26,60 |
| 100 | $2.37 | $237,00 |
| 500 | $2.13 | $1 065,00 |
| 1 000 | $1.89 | $1 890,00 |
PIC16F527-E/P Présentation
A flash-based PIC microcontroller is a member of the PIC16 mid-range controller family (PIC16 -> 8-bit MCU -> microcontroller -> embedded semiconductor device). The PIC16 family uses a RISC Harvard architecture with a small instruction set, on-chip Flash program memory, integrated peripherals, and a wide operating-voltage range. PIC microcontrollers are commonly selected when designers need a low-cost, deterministic, easy-to-program MCU for cost-sensitive general-purpose applications and for systems that benefit from analog peripherals (ADC, comparators, op amps) integrated alongside the digital core.
Key features include 1024 words (1.5 KB) of Flash program memory, 68 bytes of RAM, 64 bytes of EEPROM data memory, eight 8-bit ADC channels with 10-bit (configurable) resolution, two analog comparators, two rail-to-rail op amps, an internal 8 MHz oscillator, and a wide operating-voltage range of 2.0 V to 5.5 V. The device supports in-circuit serial programming (ICSP) and is supported by the MPLAB X IDE and MPLAB XC8 C compiler.
The PIC16F527 uses a 14-bit instruction word and a 33-instruction set with single-instruction execution in 4 oscillator cycles (200 ns at 20 MHz / 8 MHz internal). Its integrated analog peripherals (ADC + 2 comparators + 2 op amps) make it a single-chip replacement for systems that would otherwise require a discrete op amp or comparator plus a separate MCU.
Typical applications include sensor signal conditioning, battery chargers, low-cost motor control, LED drivers, power-supply monitoring, and small appliances. The integrated op amps and comparators also support closed-loop analog control such as constant-current/constant-voltage battery charging, thermocouple amplification, and current sensing.
When designing with the PIC16F527, ensure that the on-chip op amp and comparator inputs are kept below the supply rails and that decoupling capacitors are placed within a few millimetres of the VDD pin. The 20-pin PDIP footprint is the largest of the PIC16F527 family variants and simplifies breadboarding and hand-soldered prototypes.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes that go beyond the manufacturer datasheet, so an engineer can quickly determine whether the PIC16F527-E/P is the correct PIC16 MCU for their design.
Alternatives de remplacement direct pour PIC16F527-E/P — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec PIC16F527-E/P (même facteur de forme et même empreinte) — différant par Comparators, Core Architecture, Operational Amplifiers, Package, Internal Oscillator.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
PIC16F527-I/P
✅ Remplacement direct✓ En stock
$0.86 / unité
Voir la fiche technique →PIC16F527-E/JP
✅ Remplacement direct✓ En stock
$0.66 / unité
Voir la fiche technique →PIC16F527-I/JP
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
PIC16F527-E/SP
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
PIC16F527T-E/P
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
PIC16F527T-I/P
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
PIC16F527-E/P Valeurs maximales et caractéristiques électriques
| Product Family | PIC16 (8-bit Flash MCU) |
| Core Architecture | PIC RISC, 14-bit instruction word |
| Program Memory (Flash) | 1.5 KB (1024 words) |
| RAM | 68 B |
| EEPROM Data Memory | 64 B |
| Maximum CPU Frequency | 20 MHz (8 MHz internal oscillator) |
| Instruction Execution Time | 200 ns at 20 MHz |
| Operating Voltage Range | 2.0 V to 5.5 V |
| Plage de température de fonctionnement | -40 °C to +125 °C (E grade) |
| Comparators | 2 on-chip analog comparators |
| Operational Amplifiers | 2 on-chip op amps |
| Boîtier | 20-pin PDIP (P) through-hole |
| Programming Interface | ICSP (In-Circuit Serial Programming) |
| IDE / Compiler Support | MPLAB X IDE, MPLAB XC8 |
| Statut RoHS | Compliant |
Configuration des broches de PIC16F527-E/P
| Broche 1 | VDD — Positive supply voltage (2.0 V to 5.5 V) |
| Broche 2 | RA5 — Digital I/O / analog input |
| Broche 3 | RA4 — Digital I/O / analog input |
| Broche 4 | RA3 — Digital I/O / analog input / MCLR |
| Broche 5 | RC5 — Digital I/O |
| Broche 6 | RC4 — Digital I/O |
| Broche 7 | RC3 — Digital I/O |
| Broche 8 | RC2 — Digital I/O |
| Broche 9 | RC1 — Digital I/O |
| Broche 10 | RC0 — Digital I/O |
| Broche 11 | RB7 — Digital I/O |
| Broche 12 | RB6 — Digital I/O / ICSPCLK |
| Broche 13 | RB5 — Digital I/O |
| Broche 14 | RB4 — Digital I/O |
| Broche 15 | RB3 — Digital I/O |
| Broche 16 | RB2 — Digital I/O |
| Broche 17 | RB1 — Digital I/O |
| Broche 18 | RB0 — Digital I/O / ICSPDAT |
| Broche 19 | RA2 — Digital I/O / analog input |
| Broche 20 | VSS — Ground reference |
Applications typiques
PIC16F527-E/P convient pour 6 applications: Battery Charger / Power Supply Monitor, Sensor Signal Conditioning and Front-End, LED Lighting Driver and Dimming Control, Small Appliance and White-Goods Control, Automotive Body and Accessory Modules, Industrial Process and Loop Monitoring.
Battery Charger / Power Supply Monitor
The PIC16F527-E/P is well suited to single-cell Li-ion or NiMH battery chargers because its two integrated op amps and two comparators can implement constant-current and constant-voltage feedback loops, while the 8-bit ADC samples charge current and battery voltage in real time. The 1.5 KB Flash holds the CC/CV charge profile state machine and the 64-byte EEPROM stores calibration and end-of-charge parameters. Operating from 2.0 V to 5.5 V lets the charger run directly from a USB or 5 V adapter rail without a separate supervisor. Compared with a discrete op amp + comparator + MCU design, this part collapses three ICs into one and reduces both BOM cost and PCB area.
Recommandé
Sensor Signal Conditioning and Front-End
The PIC16F527-E/P's on-chip op amps amplify low-level sensor signals (thermocouples, photodiodes, strain gauges) before the ADC samples them, while the comparators generate threshold alarms without CPU intervention. The 8 MHz internal oscillator and 200 ns instruction execution support 1 kHz closed-loop sampling, which is sufficient for temperature, pressure and gas-sensor front-ends. The wide 2.0 V to 5.5 V supply range lets the same board run from a 3.3 V or 5 V sensor rail, and the extended -40 to +125 °C temperature grade (E suffix) supports outdoor and industrial deployments. This combination lets designers replace a discrete op amp + ADC + MCU chain with a single chip.
Recommandé
LED Lighting Driver and Dimming Control
Constant-current LED drivers benefit from the PIC16F527-E/P's integrated op amps (for current-sense amplification) and comparators (for PWM dimming and over-current protection). The MCU generates the PWM drive signal and adjusts duty cycle based on ADC readings, while the 1.5 KB Flash holds fade, dimming curve and thermal-foldback algorithms. The extended temperature grade (E suffix) is critical in enclosed luminaires where ambient can exceed 85 °C. Compared with a 555-timer-based dimmer, this part enables digital dimming curves, status LEDs and remote control without extra components.
Recommandé
Small Appliance and White-Goods Control
Coffee makers, blenders, irons, washing machines and similar small appliances need a low-cost MCU that drives a triac or relay, reads a temperature or level sensor, and times a cycle - exactly what the PIC16F527-E/P provides with its on-chip op amps and comparators. The 20-pin PDIP package is easy to hand-solder and repair in appliance service environments. The extended temperature grade supports the enclosed, hot compartments found in many appliances. Compared with pure-hardware analog timer designs, this part adds programmability, fault diagnostics and user-interface flexibility without raising the BOM by more than a few tens of cents.
Recommandé
Automotive Body and Accessory Modules
Inside the cabin, the PIC16F527-E/P's extended temperature grade (-40 to +125 °C) and integrated analog peripherals support body-control modules such as seat heaters, mirror adjusters, interior lighting, and accessory timers. The op amp reads a thermistor for seat-heater closed-loop control, while the comparator generates over-current trips on LED strings. Operating from a 5 V regulator on the automotive 12 V bus, the MCU's wide supply tolerance handles crank and load-dump transients when paired with proper external protection. Designers choose the -E grade specifically because cabin temperatures and under-hood-adjacent enclosures can exceed 85 °C.
Recommandé
Industrial Process and Loop Monitoring
Process-control modules that monitor 4-20 mA loops, sense tank levels or detect threshold events are well served by the PIC16F527-E/P's two comparators (for window detection) and on-chip op amps (for transducer excitation and amplification). The 8-bit ADC samples the conditioned signal, and the EEPROM retains calibration constants across power cycles. The 20-pin PDIP and extended temperature grade simplify deployment in factory-floor enclosures where ambient can be high. Compared with a pure analog signal conditioner, this part adds local decision-making, fault logging and a digital interface without a separate processor.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour PIC16F527-E/P — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | PIC16F527-I/P | PIC16F527-E/JP | PIC16F527-I/JP | PIC16F527-E/SP | PIC16F527T-E/P | PIC16F527T-I/P |
|---|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | PDIP-20 | PDIP-20 (same) | PDIP-20 (same) | PDIP-20 (same) | PDIP-20 (same) | PDIP-20 (same) | PDIP-20 (same) |
| Temperature Grade | Extended -40 to +125 C | Industrial -40 to +85 C | Extended -40 to +125 C | Industrial -40 to +85 C | Extended -40 to +125 C | Extended -40 to +125 C | Industrial -40 to +85 C |
| Program Memory (Flash) | 1.5 KB | 1.5 KB | 1.5 KB | 1.5 KB | 1.5 KB | 1.5 KB | 1.5 KB |
| On-chip Op Amps | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Comparators | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Operating Voltage | 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 | 2.0 V to 5.5 V |
| Pin Compatibility | 20-pin PDIP base | Pin-to-pin (same die) | Pin-to-pin (same die) | Pin-to-pin (same die) | Pin-to-pin (same die) | Pin-to-pin (same die) | Pin-to-pin (same die) |
| Packing Format | Tube | Tube | Tube (JP) | Tube (JP) | Tube (SP) | Tape & Reel | Tape & Reel |
Principaux différenciateurs
- Same 20-pin PDIP footprint across temperature grades and packing formats (vs PIC16F527-I/P)
- PIC16F527-E/JP option keeps identical die for high-reliability tube feeding (vs PIC16F527-E/JP)
- Tape-and-reel option for automated SMT-compatible assembly lines (vs PIC16F527T-E/P)
Notes de conception
Place a 100 nF decoupling capacitor within 5 mm of the VDD pin (pin 1) and a bulk 10 uF capacitor near the PIC16F527-E/P. The wide 2.0 V to 5.5 V supply range lets you share a 3.3 V or 5 V rail with analog circuitry, but ensure the op amp output stays within the supply rails to avoid saturation; add a small series resistor at the op amp output if driving long PCB traces to capacitive loads.
Keep analog input traces (ADC ANx, comparator and op amp inputs) short and routed away from digital switching traces such as PWM outputs and ICSP clock lines. Use a ground pour on the top layer under the IC to provide a low-impedance return for both digital and analog currents, and route the VDD trace wide enough to handle the brief inrush when the op amps drive heavy loads.
Do not exceed 5.5 V on VDD - the PIC16F527-E/P is not 5 V tolerant above the spec limit. Always configure unused I/O pins as outputs (not inputs) to avoid floating-pin current. When using the on-chip op amps as unity-gain buffers, leave the inverting input tied to the output or a defined voltage; an open inverting input can drift and cause unexpected supply current. Finally, ensure ICSPDAT and ICSPCLK (RB0/RB6) are not driven by external circuitry during in-circuit programming.
Informations de conformité
RoHS compliant per Microchip product page. Not AEC-Q100 qualified; the -E extended temperature grade supports -40 to +125 C but is not automotive-qualified.
