PIC16F506-I/P - 8-bit Flash MCU, 1.5KB, 12 I/O | Microchip
Teilenummer: PIC16F506-I/P ✓ Aktiv| Menge | Stückpreis | Gesamt |
|---|---|---|
| 1 | $1.37 | $1,37 |
| 10 | $1.23 | $12,30 |
| 100 | $1.08 | $108,00 |
| 500 | $0.95 | $475,00 |
| 1.000 | $0.86 | $860,00 |
| 3.000 | $0.75 | $2.250,00 |
PIC16F506-I/P Übersicht
An 8-bit flash microcontroller (MCU) is a small, self-contained computer-on-a-chip that combines an 8-bit data-path CPU with on-chip non-volatile flash program memory, volatile RAM, configurable I/O peripherals, and timing resources on a single silicon die. As a member of the broader microcontroller category, it sits within the hierarchy: MCU -> 8-bit MCU -> PIC16F family -> flash-based MCU -> semiconductor IC. The PIC16F506 specifically targets low-I/O-count applications where minimal BOM cost, small footprint, and ease of programming matter more than raw computational throughput.
Key features of the PIC16F506-I/P include an integrated precision 8 MHz internal oscillator (with software-selectable calibration), 4 MHz to 20 MHz external clock support, an 8-bit timer with prescaler, a watchdog timer for code-execution safety, in-circuit serial programming (ICSP) for field upgrades, and nanoWatt technology offering ultra-low power sleep currents. The 12 I/O pins are 5 V tolerant and multiplexed with analog comparator and timer functions, and the device supports 33 single-word instructions with a 12-bit instruction set, allowing most instructions to execute in a single instruction cycle except for branches.
Internally, the PIC16F506 uses a Harvard RISC architecture with separate program and data buses, achieving deterministic 200 ns instruction execution at 20 MHz. Its 8-bit ALU, 12-bit program word size, and 14-bit stack depth make the architecture easy to learn and debug. The integrated 4-channel analog comparator and configurable weak pull-ups on I/O pins let designers reduce external components and save BOM cost.
Typical applications include consumer appliance controls, battery-powered sensor nodes, LED drivers, simple motor control, IR remote transmitters, security keypads, and white-goods controllers. In commercial intent use cases, it is most often chosen for sub-$1 BOM nodes where a TSSOP, QFN, or SOIC variant would not offer an advantage over the easy-to-hand-solder PDIP-14 package.
When designing with this part, note that code protection fuse bits (CP) and the Watchdog Timer (WDT) must be configured before production code release to prevent unintended lockouts. The -I temperature grade (industrial) operates from -40 C to +85 C; for AEC-Q100 automotive use cases a fully automotive-qualified variant is not available and designers should select a different PIC16F family member.
Drop-in-Alternativen für PIC16F506-I/P – gleiches Gehäuse, Pin-kompatibel. Bauteile mit anderem Gehäuse, die eine PCB-Überarbeitung erfordern, sind ausgeschlossen.
Varianten dieser Serie
Modelle derselben Serie, die drop-in-kompatibel sind mit PIC16F506-I/P (gleiche Bauform und Footprint) – abweichend in ADC, Package, Internal Oscillator, Operating Temperature, Timers.
Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:
PIC16F506-I/SL
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
PIC16F506T-I/SL
✅ Drop-In✓ Auf Lager
$0.48 / Stück
Datenblatt ansehen →PIC16F505-I/P
✅ Drop-In✓ Auf Lager
$1.05 / Stück
Datenblatt ansehen →PIC16F506-E/P
✅ Drop-In✓ Auf Lager
$0.68 / Stück
Datenblatt ansehen →PIC16F506-E/MG
✅ Drop-In✓ Auf Lager
$0.74 / Stück
Datenblatt ansehen →PIC16F506-E/ST
✅ Drop-In✓ Auf Lager
$0.71 / Stück
Datenblatt ansehen →PIC16F506-I/P Grenzwerte & elektrische Eigenschaften
| Family | PIC16F |
| Architecture | 8-bit RISC (Harvard) |
| Program Memory Type | Flash |
| Program Memory Size | 1.5 KB |
| RAM | 72 bytes |
| Data EEPROM | 0 bytes (not present) |
| I/O Pins | 12 |
| Maximum CPU Speed | 20 MHz |
| Operating Voltage | 2.0 V to 5.5 V (datasheet 4.5 V to 5.5 V for legacy spec notation) |
| Internal Oscillator | 8 MHz, factory calibrated |
| Timers | 1 x 8-bit timer with prescaler (TMR0) |
| Watchdog Timer | Yes (software configurable) |
| Analog Comparator | Yes, 1 comparator with 4 input channels |
| Brown-out Reset | Yes |
| In-Circuit Serial Programming (ICSP) | Yes |
| Instruction Set | 33 single-word instructions, 12-bit program word |
| Package Type | PDIP-14 (14-pin Plastic Dual In-line Package) through-hole |
| Montageart | Through-Hole |
| Betriebstemperatur | -40 C to +85 C (industrial grade) |
| Lead-Free / RoHS | Compliant |
PIC16F506-I/P Pin-Konfiguration
| Pin 1 | VDD — Positive supply voltage (2.0 V to 5.5 V) |
| Pin 2 | OSC1/CLKIN/RC5 — Crystal oscillator input / external clock input / I/O port RC5 |
| Pin 3 | OSC2/CLKOUT/RC4 — Crystal oscillator output / clock output / I/O port RC4 |
| Pin 4 | RC3 — Bidirectional I/O port RC3 |
| Pin 5 | RC2 — Bidirectional I/O port RC2 |
| Pin 6 | RC1 — Bidirectional I/O port RC1 |
| Pin 7 | RC0 — Bidirectional I/O port RC0 |
| Pin 8 | RB0 — Bidirectional I/O port RB0, also ICSP data |
| Pin 9 | RB1 — Bidirectional I/O port RB1 |
| Pin 10 | RB2 — Bidirectional I/O port RB2 |
| Pin 11 | RB3 — Bidirectional I/O port RB3 |
| Pin 12 | RB4 — Bidirectional I/O port RB4 |
| Pin 13 | RB5 — Bidirectional I/O port RB5 |
| Pin 14 | VSS — Ground (0 V reference) |
Typische Anwendungen
PIC16F506-I/P ist geeignet für 6 Anwendungs: Consumer Appliance Controls, Battery-Powered Sensor Nodes, LED Lighting Drivers, Simple Motor Control, IR Remote Transmitters, Security Keypad Controllers.
Consumer Appliance Controls
The PIC16F506-I/P is well matched to consumer appliance control boards such as rice cookers, irons, and hair dryers, where 8-bit processing is more than sufficient and the 14-pin PDIP-14 package enables easy hand-solder rework during production. Its 1.5 KB flash comfortably stores a state machine, EEPROM emulation table, and AC zero-cross detection routines, while the 8 MHz internal oscillator eliminates the external crystal and saves BOM cost. The -40 C to +85 C industrial temp range covers the appliance use case and the analog comparator handles over-temperature or sensor-level detection in the 2.0 V to 5.5 V supply range. Designers typically pair the MCU with a triac/relay driver and a single-row keypad scan to drive a 1- to 4-digit UI.
Empfohlen
Battery-Powered Sensor Nodes
In battery-powered sensor nodes such as water leak detectors, smoke alarms, and PIR wireless transmitters, the PIC16F506-I/P delivers multi-year battery life thanks to its nanoWatt sleep mode drawing microampere quiescent current and its 2.0 V minimum supply that drains a single CR2032 coin cell nearly to cutoff. The 72 bytes of RAM is enough to stage a sensor reading, run simple compensation routines, and pack a payload for the companion RF transmitter. The internal 8 MHz oscillator avoids an external crystal that would otherwise keep drawing current when the MCU enters sleep. Pair the MCU with a low-power RF transmitter to send events on wake and return to sleep on completion.
Empfohlen
LED Lighting Drivers
For single-string LED drivers under 1 W or simple color-mixing indicator lamps, the PIC16F506-I/P drives PWM into MOSFETs on a fixed 5 V rail and programs color through analog-comparator-based current sensing. The 12 I/O pins support per-channel PWM plus enable/disable logic for multi-channel PWM, status LED, pushbutton input, and serial debug or ISP programming. The 20 MHz instruction rate provides 100 kHz PWM resolution with 200 ns step granularity, easily meeting DMX-512 break timing when required. The internal comparator provides the OCP function; designers can implement an OCP setpoint with a single resistive divider and a comparator wake-up.
Empfohlen
Simple Motor Control
The PIC16F506-I/P handles low-power brushed DC motor speed control and stepper drive for toys, fans, and small pumps, where the MCU generates the commutation timing while two or three GPIOs enable H-bridge FET direction control. The single 8-bit TMR0 with prescaler yields smooth PWM at typical fan frequencies, and the analog comparator provides back-EMF zero-cross detection for sensorless brushless commutation in low-cost fans. The 20 MHz oscillator delivers 50 microsecond PWM periods at 8-bit resolution, suitable for low-ripple motor torque. Industrial-temperature grade allows reliable operation in fan-in-cabinet or pump-in-enclosure environments above 60 C ambient.
Empfohlen
IR Remote Transmitters
In unidirectional IR remote control designs for TV, STB, and consumer A/V, the PIC16F506-I/P fits perfectly: 33 instructions execute an RC-5, NEC, or SIRC command set entirely in firmware, 1.5 KB flash holds a comprehensive device table, and the 38 kHz carrier can be timed from the 8 MHz internal oscillator at < 1 percent duty-cycle error. The MCU drives an external IR LED transistor through a single GPIO, and a CR2032 lithium supply powers it for years thanks to nanoWatt sleep between button presses. The 12-bit program word architecture yields predictable timing without RTOS or tooling overhead.
Empfohlen
Security Keypad Controllers
For PIN-code door keypads and access control panels, the PIC16F506-I/P scans up to a 4x4 matrix on 8 of its 12 I/O pins, drives a buzzer through a PWM output, and holds the master passcode in flash-locked memory. The MCU's 14-bit stack and 33 single-word instructions compress the keypad debounce, beeper feedback, and 1-second fail lockout logic into well under 1 KB of flash, leaving room for future feature additions. The internal oscillator simplifies BOM and small enclosure designs. Industrial temperature ensures operation in harsh commercial or residential entry locations.
Empfohlen
Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für PIC16F506-I/P – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | PIC16F506-I/SL | PIC16F506T-I/SL | PIC16F505-I/P | PIC16F506-E/P | PIC16F506-E/MG | PIC16F506-E/ST |
|---|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | PDIP-14 | SOIC-14 | SOIC-14 | PDIP-14 | PDIP-14 | QFN-16 | TSSOP-14 |
| Temperature Grade | Industrial -40 C to +85 C | Industrial -40 C to +85 C | Industrial -40 C to +85 C | Industrial -40 C to +85 C | Extended -40 C to +125 C | Extended -40 C to +125 C | Extended -40 C to +125 C |
| Flash Program Memory | 1.5 KB | 1.5 KB | 1.5 KB | 1.5 KB | 1.5 KB | 1.5 KB | 1.5 KB |
| RAM | 72 bytes | 72 bytes | 72 bytes | 72 bytes | 72 bytes | 72 bytes | 72 bytes |
| Maximum CPU Speed | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz |
| 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 |
| Internal Calibrated Oscillator | Yes (8 MHz) | Yes (8 MHz) | Yes (8 MHz) | No (external only) | Yes (8 MHz) | Yes (8 MHz) | Yes (8 MHz) |
Wichtigste Unterscheidungsmerkmale
- Internal calibrated 8 MHz oscillator eliminates external crystal (vs. PIC16F505-I/P)
- Industrial temperature grade matches commercial/consumer appliance needs (vs. PIC16F506-E/P)
- Through-hole PDIP package supports hand-solder and prototyping (vs. PIC16F506-I/SL)
- Microchip MPLAB X / XC8 toolchain support is universal across all PIC16F family (vs. Generic 8-bit MCU competitors)
Designhinweise
Estimated: average current consumption at 5 V / 4 MHz / 25 C is roughly 1.2 mA active and 100 nA sleep, based on the PIC16F506 datasheet electrical characteristics. From a CR2032 (220 mAh), battery life in a 99 percent sleep duty cycle is approximately (220 mAh) / (1.2 mA * 1 percent + 0.0001 mA * 99 percent) = approximately 18 300 hours or about 2 years. Source: datasheet DC characteristics table.
Place a 100 nF decoupling capacitor within 5 mm of VDD pin 1 and ground (pin 14), and a bulk 10 uF aluminum/polymer capacitor near the ICSP VPP path. For ICSP programming, leave programming clock and data lines (RB0/RA1) accessible from a 6-pin header; pin 4 is not the programming clock - check the datasheet ICSP section if you plan in-circuit debug.
Verified web data notes the PIC16F506 datasheet warns that some legacy spec sheets quote 4.5 V to 5.5 V supply; this is the min VDD for full-speed operation - for low-voltage sleep/wake cycles use 2.0 V per the latest revision. Always enable watchdog timer in firmware to recover from runaway code on production release builds. The CP (code protection) bits must be configured last in your programming script before production sign-off.
For mixed-signal layouts where the PIC16F506 is adjacent to a switching DC-DC, route the analog comparator inputs (RC0-RC3) on a quiet ground island and bypass the analog comparator reference separately. Keep PWM outputs (any digital I/O) away from the comparator input traces to avoid capacitive coupling into the analog chain at high dV/dt.
Compliance-Informationen
RoHS and REACH compliant per Microchip product page. No AEC-Q100 automotive grade exists for the PIC16F506 family; for automotive use select a different PIC16F variant.
