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PIC16F1936T-I

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by Ray

Microchip Tech Microcontrollers (MCU/MPU/SOC), SOIC-28-300mil. Datasheet-verified pinout, KiCad symbol/footprint/3D.

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Contents

README

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PIC16F1936T-I

Microchip Tech · Microcontrollers (MCU/MPU/SOC) · SOIC-28-300mil

PIC16F1936T-I from Microchip Tech, in a SOIC-28-300mil. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 RE3/MCLR/VPP input Master Clear reset input (active low) with internal weak pull-up, also serves as RE3 general-purpose input and VPP high-voltage programming entry pin. Assert low to reset the device; when MCLR is disabled in configuration this pin is a digital input only (RE3).
2 RA0/AN0/C12IN0-/C2OUT/SRNQ/SS/VCAP/SEG12 bidirectional General purpose bidirectional I/O port A bit 0 with TTL input and CMOS output. Alt functions: A/D channel 0 (AN0), comparator C1/C2 negative input (C12IN0-), comparator C2 output (C2OUT), SR latch inverting output (SRNQ), MSSP slave select (SS), voltage regulator filter cap (VCAP, PIC16F1936 only), and LCD segment 12 (SEG12).
3 RA1/AN1/C12IN1-/SEG7 bidirectional General purpose bidirectional I/O port A bit 1 with TTL input and CMOS output. Alt functions: A/D channel 1 (AN1), comparator C1/C2 negative input (C12IN1-), and LCD segment 7 (SEG7).
4 RA2/AN2/C2IN+/VREF-/DACOUT/COM2 bidirectional General purpose bidirectional I/O port A bit 2 with TTL input and CMOS output. Alt functions: A/D channel 2 (AN2), comparator C2 positive input (C2IN+), A/D negative voltage reference (VREF-), DAC analog output (DACOUT), and LCD common line 2 (COM2).
5 RA3/AN3/C1IN+/VREF+/COM3/SEG15 bidirectional General purpose bidirectional I/O port A bit 3 with TTL input and CMOS output. Alt functions: A/D channel 3 (AN3), comparator C1 positive input (C1IN+), A/D positive voltage reference (VREF+), LCD common line 3 (COM3), and LCD segment 15 (SEG15).
6 RA4/C1OUT/CPS6/T0CKI/SRQ/CCP5/SEG4 bidirectional General purpose bidirectional I/O port A bit 4 with TTL input and CMOS output. Alt functions: comparator C1 output (C1OUT), capacitive sensing channel 6 (CPS6), Timer0 external clock input (T0CKI), SR latch non-inverting output (SRQ), Capture/Compare/PWM5 (CCP5), and LCD segment 4 (SEG4).
7 RA5/AN4/C2OUT/CPS7/SRNQ/SS/VCAP/SEG5 bidirectional General purpose bidirectional I/O port A bit 5 with TTL input and CMOS output. Alt functions: A/D channel 4 (AN4), comparator C2 output (C2OUT), capacitive sensing channel 7 (CPS7), SR latch inverting output (SRNQ), MSSP slave select (SS), voltage regulator filter cap (VCAP, PIC16F1936 only), and LCD segment 5 (SEG5).
8 VSS power_in Ground reference for logic and I/O. Connect to system ground (0 V).
9 RA7/OSC1/CLKIN/SEG2 bidirectional Primary oscillator input pin. Connects to crystal/resonator (LP/XT/HS modes) as OSC1, or accepts an external clock (EC mode) as CLKIN. Alt functions: general purpose I/O (RA7, TTL input, CMOS output) and LCD segment 2 (SEG2).
10 RA6/OSC2/CLKOUT/VCAP/SEG1 bidirectional Primary oscillator output pin (OSC2, crystal/resonator connection in LP/XT/HS modes) or FOSC/4 clock output (CLKOUT). Alt functions: general purpose I/O (RA6, TTL input, CMOS output), voltage regulator filter cap (VCAP, PIC16F1936 only), and LCD segment 1 (SEG1).
11 RC0/T1OSO/T1CKI/P2B bidirectional General purpose bidirectional I/O port C bit 0 with Schmitt-trigger input and CMOS output. Alt functions: Timer1 low-power oscillator output (T1OSO, XTAL levels), Timer1 external clock input (T1CKI), and ECCP2 PWM output B (P2B).
12 RC1/T1OSI/CCP2/P2A bidirectional General purpose bidirectional I/O port C bit 1 with Schmitt-trigger input and CMOS output. Alt functions: Timer1 low-power oscillator input (T1OSI, XTAL levels), Capture/Compare/PWM2 (CCP2), and ECCP2 PWM output A (P2A).
13 RC2/CCP1/P1A/SEG3 bidirectional General purpose bidirectional I/O port C bit 2 with Schmitt-trigger input and CMOS output. Alt functions: Capture/Compare/PWM1 (CCP1), ECCP1 PWM output A (P1A), and LCD segment 3 (SEG3).
14 RC3/SCK/SCL/SEG6 bidirectional General purpose bidirectional I/O port C bit 3 with Schmitt-trigger input and CMOS output. Alt functions: MSSP SPI clock (SCK, ST/CMOS), MSSP I2C clock (SCL, I2C-level input / open-drain output), and LCD segment 6 (SEG6). Requires external pull-up when used as SCL.
15 RC4/SDI/SDA/T1G/SEG11 bidirectional General purpose bidirectional I/O port C bit 4 with Schmitt-trigger input and CMOS output. Alt functions: MSSP SPI data input (SDI), MSSP I2C data (SDA, I2C-level input / open-drain output), Timer1 gate input (T1G), and LCD segment 11 (SEG11). Requires external pull-up when used as SDA.
16 RC5/SDO/SEG10 bidirectional General purpose bidirectional I/O port C bit 5 with Schmitt-trigger input and CMOS output. Alt functions: MSSP SPI data output (SDO) and LCD segment 10 (SEG10).
17 RC6/TX/CK/CCP3/P3A/SEG9 bidirectional General purpose bidirectional I/O port C bit 6 with Schmitt-trigger input and CMOS output. Alt functions: EUSART asynchronous transmit (TX), EUSART synchronous clock (CK), Capture/Compare/PWM3 (CCP3), ECCP3 PWM output A (P3A), and LCD segment 9 (SEG9).
18 RC7/RX/DT/P3B/SEG8 bidirectional General purpose bidirectional I/O port C bit 7 with Schmitt-trigger input and CMOS output. Alt functions: EUSART asynchronous receive (RX), EUSART synchronous data (DT), ECCP3 PWM output B (P3B), and LCD segment 8 (SEG8).
19 VSS power_in Ground reference for logic and I/O. Second VSS pin; tie to system ground (0 V).
20 VDD power_in Positive supply voltage. 1.8V-5.5V for PIC16F1936, 1.8V-3.6V for PIC16LF1936. Decouple locally with a 0.1 μF ceramic capacitor to VSS.
21 RB0/AN12/CPS0/CCP4/SRI/INT/SEG0 bidirectional General purpose bidirectional I/O port B bit 0 with TTL input and CMOS output; supports individually-controlled interrupt-on-change and programmable weak pull-up. Alt functions: A/D channel 12 (AN12), capacitive sensing channel 0 (CPS0), Capture/Compare/PWM4 (CCP4), SR latch set/reset input (SRI), external interrupt input (INT), and LCD segment 0 (SEG0).
22 RB1/AN10/C12IN3-/CPS1/P1C/VLCD1 bidirectional General purpose bidirectional I/O port B bit 1 with TTL input and CMOS output; interrupt-on-change and programmable weak pull-up. Alt functions: A/D channel 10 (AN10), comparator C1/C2 negative input (C12IN3-), capacitive sensing channel 1 (CPS1), ECCP1 PWM output C (P1C), and LCD analog reference input 1 (VLCD1).
23 RB2/AN8/CPS2/P1B/VLCD2 bidirectional General purpose bidirectional I/O port B bit 2 with TTL input and CMOS output; interrupt-on-change and programmable weak pull-up. Alt functions: A/D channel 8 (AN8), capacitive sensing channel 2 (CPS2), ECCP1 PWM output B (P1B), and LCD analog reference input 2 (VLCD2).
24 RB3/AN9/C12IN2-/CPS3/CCP2/P2A/VLCD3 bidirectional General purpose bidirectional I/O port B bit 3 with TTL input and CMOS output; interrupt-on-change and programmable weak pull-up. Alt functions: A/D channel 9 (AN9), comparator C1/C2 negative input (C12IN2-), capacitive sensing channel 3 (CPS3), Capture/Compare/PWM2 (CCP2), ECCP2 PWM output A (P2A), and LCD analog reference input 3 (VLCD3).
25 RB4/AN11/CPS4/P1D/COM0 bidirectional General purpose bidirectional I/O port B bit 4 with TTL input and CMOS output; interrupt-on-change and programmable weak pull-up. Alt functions: A/D channel 11 (AN11), capacitive sensing channel 4 (CPS4), ECCP1 PWM output D (P1D), and LCD common line 0 (COM0).
26 RB5/AN13/CPS5/P2B/CCP3/P3A/T1G/COM1 bidirectional General purpose bidirectional I/O port B bit 5 with TTL input and CMOS output; interrupt-on-change and programmable weak pull-up. Alt functions: A/D channel 13 (AN13), capacitive sensing channel 5 (CPS5), ECCP2 PWM output B (P2B), Capture/Compare/PWM3 (CCP3), ECCP3 PWM output A (P3A), Timer1 gate input (T1G), and LCD common line 1 (COM1).
27 RB6/ICSPCLK/ICDCLK/SEG14 bidirectional In-Circuit Serial Programming clock (ICSPCLK, Schmitt-trigger input) and In-Circuit Debug clock (ICDCLK). Alt functions: general purpose I/O (RB6, TTL input, CMOS output) with interrupt-on-change and programmable weak pull-up, and LCD segment 14 (SEG14).
28 RB7/ICSPDAT/ICDDAT/SEG13 bidirectional In-Circuit Serial Programming data I/O (ICSPDAT, Schmitt-trigger input / CMOS output) and In-Circuit Debug data I/O (ICDDAT). Alt functions: general purpose I/O (RB7, TTL input, CMOS output) with interrupt-on-change and programmable weak pull-up, and LCD segment 13 (SEG13).

Key specifications

Parameter Value
Manufacturer Microchip Tech
Package SOIC-28-300mil
Category Embedded Processors & Controllers
Pins 28

Ordering variants

Same part, different packaging or reel option.

  • PIC16F1936T-ISP
  • PIC16F1936T-ISO
  • PIC16F1936T-ISS
  • PIC16F1936T-IML
  • PIC16F1936T-IMV

CAD (KiCad official)

  • Symbol: PIC16F1936T-I
  • Footprint: Package_SO:SOIC-28W_7.5x17.9mm_P1.27mm
  • 3D model: SOIC-28-300mil (KiCad packages3D, STEP)

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Microchip Tech datasheet (472 pp, sha256 9250c7993972a4aa, retrieved 2026-08-17, tier: lcsc)
  • Extractor: ds2sf (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF