{"id":7370,"date":"2026-06-24T03:51:35","date_gmt":"2026-06-24T03:51:35","guid":{"rendered":"https:\/\/materialparts.com\/pic16f18855-i-so\/"},"modified":"2026-06-24T03:51:35","modified_gmt":"2026-06-24T03:51:35","slug":"pic16f18855-i-so","status":"publish","type":"post","link":"https:\/\/materialparts.com\/es\/pic16f18855-i-so\/","title":{"rendered":"PIC16F18855-I\/SO"},"content":{"rendered":"

Productos<\/h2>\n

The PIC16F18855-I\/SO from Microchip is an 8-bit PIC16 MCU with 14KB Flash, 1KB RAM, 256B EEPROM, 12-bit ADC with 25 channels, 5-bit DAC, op-amp, and XLP technology in a 28-pin SOIC package operating from 1.8V to 5.5V.<\/p>\n

Especificaciones<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
N\u00facleo<\/td>\nPIC16, 8-bit, up to 32 MHz<\/td>\n<\/tr>\n
Flash Memory<\/td>\n14 KB<\/td>\n<\/tr>\n
RAM<\/td>\n1 KB<\/td>\n<\/tr>\n
Data EEPROM<\/td>\n256 Bytes<\/td>\n<\/tr>\n
I\/O Pins<\/td>\n25<\/td>\n<\/tr>\n
ADC<\/td>\n12-bit, 25 channels, with CVD<\/td>\n<\/tr>\n
DAC<\/td>\n5-bit<\/td>\n<\/tr>\n
Op-Amp<\/td>\n1<\/td>\n<\/tr>\n
Comparators<\/td>\n2<\/td>\n<\/tr>\n
Interfaces<\/td>\n1x EUSART, 1x MSSP (SPI\/I2C)<\/td>\n<\/tr>\n
PWM<\/td>\n2x 10-bit, 2x CCP<\/td>\n<\/tr>\n
CLC<\/td>\n4 Configurable Logic Cells<\/td>\n<\/tr>\n
ZCD<\/td>\nZero Cross Detect<\/td>\n<\/tr>\n
PPS<\/td>\nPeripheral Pin Select<\/td>\n<\/tr>\n
Tensi\u00f3n de alimentaci\u00f3n<\/td>\n1.8 V to 5.5 V<\/td>\n<\/tr>\n
Temperatura de funcionamiento<\/td>\n-40\u00b0C to +85\u00b0C<\/td>\n<\/tr>\n
Paquete<\/td>\nSOIC-28 (7.50mm wide)<\/td>\n<\/tr>\n<\/table>\n

Caracter\u00edsticas<\/h2>\n
    \n
  • 14KB Flash PIC16 with 12-bit 25-channel ADC, DAC, and integrated op-amp<\/li>\n
  • eXtreme Low Power (XLP) technology for battery-operated applications<\/li>\n
  • 4 CLC (Configurable Logic Cells) for hardware logic without CPU<\/li>\n
  • Peripheral Pin Select for flexible I\/O routing in 28-pin SOIC<\/li>\n<\/ul>\n

    Aplicaciones<\/h2>\n
      \n
    • Capacitive touch sensing with 12-bit ADC CVD technology<\/li>\n
    • Battery-powered sensor interfaces with integrated op-amp and DAC<\/li>\n
    • Motor control and power conversion with 10-bit PWM and ZCD<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Product Overview The PIC16F18855-I\/SO from Microchip is an 8-bit PIC16 MCU with 14KB Flash, 1KB RAM, 256B EEPROM, 12-bit ADC with 25 channels, 5-bit DAC, op-amp, and XLP technology in a 28-pin SOIC package operating from 1.8V to 5.5V. Key Specifications Core PIC16, 8-bit, up to 32 MHz Flash Memory 14 KB RAM 1 KB […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[25],"tags":[],"chip_brand":[134],"class_list":["post-7370","post","type-post","status-publish","format-standard","hentry","category-microcontrollers-mcu","chip_brand-microchip"],"acf":{"brief_explanation":"PIC16 8-bit MCU, 14KB Flash, 12-bit ADC, DAC, op-amp, 4 CLC, PPS, SOIC-28","date_code":"","package_case":"SOIC-28 (17.90 x 7.50 x 2.35 mm)","in_stock":7680,"datasheet":"https:\/\/ww1.microchip.com\/downloads\/en\/DeviceDoc\/40001824D.pdf","price":"$1.45 @ 1ku","product_introduction":"The PIC16F18855-I\/SO from Microchip is an 8-bit microcontroller from the PIC16F188xx family featuring eXtreme Low Power (XLP) technology and integrated analog peripherals. The device provides 14KB Flash program memory, 1KB SRAM, and 256 bytes of EEPROM. The 12-bit ADC with 25 input channels supports Capacitive Voltage Divider (CVD) technology for advanced touch sensing applications. Integrated analog peripherals include a 5-bit DAC, one operational amplifier, and two comparators, reducing external component count. Four Configurable Logic Cells (CLC) allow hardware implementation of combinational and sequential logic functions without CPU intervention, enabling faster response and lower power consumption. The Zero Cross Detect (ZCD) module detects AC power line zero crossings for TRIAC dimming and motor control applications. Peripheral Pin Select (PPS) provides flexible mapping of digital peripheral functions to I\/O pins. The device operates from 1.8V to 5.5V over the -40C to +85C temperature range.","working_principle":"The PIC16F18855-I\/SO operates as an 8-bit PIC microcontroller with advanced analog and logic peripherals. (1) PIC16 Core: The CPU executes a 14-bit wide instruction set at up to 32MHz, achieving 8 MIPS throughput. Most instructions execute in a single cycle. The core has a 16-level hardware stack for subroutine calls and two priority levels for interrupts. (2) 12-bit ADC with CVD: The ADC uses a successive approximation architecture with 12-bit resolution. The CVD (Capacitive Voltage Divider) mode uses internal sampling capacitors to measure external capacitance changes, enabling robust capacitive touch sensing without dedicated touch controller ICs. (3) CLC: Each of the four CLC modules can be configured as one of several logic gate types (AND, OR, XOR, D-flip-flop, JK-flip-flop, latch). The CLC inputs can be connected to I\/O pins, internal peripheral outputs, or other CLC outputs, creating custom logic functions that operate independently of the CPU. (4) ZCD: The Zero Cross Detect module monitors an AC signal connected to the ZCD pin and generates an interrupt when the signal crosses zero, enabling precise timing for phase-angle control of TRIACs and power line synchronization.","pin_description":"
      Pin Group<\/th>Count<\/th>Function<\/th><\/tr>
      Power<\/td>VDD, VSS<\/td>1.8-5.5V supply and ground<\/td><\/tr>
      Port A<\/td>PA0-PA7<\/td>Analog\/digital I\/O with PPS<\/td><\/tr>
      Port B<\/td>PB0-PB7<\/td>Digital I\/O with PPS, ICSP<\/td><\/tr>
      Port C<\/td>PC0-PC7<\/td>Digital I\/O with PPS<\/td><\/tr>
      ANx<\/td>25<\/td>Analog inputs (12-bit ADC)<\/td><\/tr>
      DAC<\/td>1<\/td>5-bit DAC output<\/td><\/tr>
      AMP<\/td>3<\/td>Op-amp input\/output pins<\/td><\/tr><\/table>","application_scenarios":"
      • Capacitive touch sensing with 12-bit CVD ADC in consumer appliances<\/li>
      • Battery-powered sensor interface with integrated op-amp and 12-bit ADC<\/li>
      • AC power control with ZCD for TRIAC dimming and motor soft-start<\/li><\/ul>","alternative_models":"
        Manufacturer<\/th>Part Number<\/th>Package<\/th>Notes<\/th><\/tr>
        Microchip<\/td>PIC16F18875-I\/SO<\/td>SOIC-28<\/td>28KB Flash, more memory<\/td><\/tr>
        Microchip<\/td>PIC16F18854-I\/SO<\/td>SOIC-28<\/td>7KB Flash, lower cost<\/td><\/tr>
        Microchip<\/td>PIC16F18856-I\/SS<\/td>SSOP-28<\/td>28KB, smaller SSOP<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/posts\/7370","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/comments?post=7370"}],"version-history":[{"count":0,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/posts\/7370\/revisions"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/media?parent=7370"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/categories?post=7370"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/tags?post=7370"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/chip_brand?post=7370"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}