PIC16F181 Family Summary

Table .  Devices Included in This Data Sheet
DeviceProgram Flash Memory

(bytes)

Data Flash Memory (EEPROM)

(bytes)

Data SRAM

(bytes)

Memory Access Partition/

Device Information Area

I/O Pins(1)/

Peripheral Pin Select

8-Bit Timers with HLT/

16-Bit Timers(2)

16-Bit PWM/

CCP

12-Bit ADC Channels

(External+/External-/Internal)

I2C/SPIEUSARTNCOCWGCLCFVRCMP8-bit DACZCDSMBus Compatible I/O PadsExternal Interrupt PinsInterrupt-on-Change PinsWindowed Watchdog Timer
PIC16F181547k128512Y/Y25/Y3/24/224/11/72/221142221Y125Y
PIC16F1815514k1281024Y/Y25/Y3/24/224/11/72/221142221Y125Y
PIC16F181747k128512Y/Y36/Y3/24/235/16/72/221142221Y125Y
PIC16F1817514k1281024Y/Y36/Y3/24/235/16/72/221142221Y125Y
Table .  Devices Not Included in This Data Sheet
DeviceProgram Flash Memory

(bytes)

Data Flash Memory (EEPROM)

(bytes)

Data SRAM

(bytes)

Memory Access Partition/

Device Information Area

I/O Pins(1)/

Peripheral Pin Select

8-Bit Timers with HLT/

16-Bit Timers(2)

16-Bit PWM/

CCP

12-Bit ADC Channels

(External+/External-/Internal)

I2C/SPIEUSARTNCOCWGCLCFVRCMP8-bit DACZCDSMBus Compatible I/O PadsExternal Interrupt PinsInterrupt-on-Change PinsWatchdog Timer
PIC16F181147k128512Y/Y6/Y2/22/25/5/72/221142221Y16Y
PIC16F1811514k1281024Y/Y6/Y2/22/25/5/72/221142221Y16Y
PIC16F181247k128512Y/Y12/Y2/22/211/11/72/221142221Y112Y
PIC16F1812514k1281024Y/Y12/Y2/22/211/11/72/221142221Y112Y
PIC16F1812628k2562048Y/Y12/Y2/22/211/11/72/221142221Y112Y
PIC16F181447k128512Y/Y18/Y2/22/217/17/72/221142221Y118Y
PIC16F1814514k1281024Y/Y18/Y2/22/217/17/72/221142221Y118Y
PIC16F1814628k2562048Y/Y18/Y2/22/217/17/72/221142221Y118Y
PIC16F1815628k2562048Y/Y25/Y3/24/224/11/72/221142221Y125Y
PIC16F1817628k2562048Y/Y36/Y3/24/235/16/72/221142221Y125Y
Note:
  1. Total I/O count includes one input-only pin (MCLR).
  2. Timer0 can be configured as either an 8 or 16-bit timer.