Microchip Technology DV164136 Data Sheet

 2007-2012 Microchip Technology Inc.

DS39778E-page 1

• Four Crystal modes, Including High-Precision PLL 
• Two External Clock modes, up to 48 MHz
• Internal Oscillator Block:

- Provides 8 user-selectable frequencies from 

31 kHz to 8 MHz

- Provides a complete range of clock speeds, 

from 31 kHz to 32 MHz when used with PLL

- User-tunable to compensate for frequency drift

• Secondary Oscillator using Timer1 @ 32 kHz
• Fail-Safe Clock Monitor (FSCM):

- Allows for safe shutdown if any clock stops

• High-Current Sink/Source 25 mA/25mA on PORTB 

and PORTC

• Four Programmable External Interrupts
• Four Input Change Interrupts
• One 8/16-Bit Timer/Counter
• Two 8-Bit Timers/Counters 
• Two 16-Bit Timers/Counters
• Two Capture/Compare/PWM (CCP) modules
• Three Enhanced Capture/Compare/PWM (ECCP) 

modules:
- One, two or four PWM outputs
- Selectable polarity
- Programmable dead time
- Auto-shutdown and auto-restart

• Two Master Synchronous Serial Port (MSSP) 

modules supporting 3-Wire SPI (all 4 modes) and 
I

2

C™ Master and Slave modes

• Two Enhanced USART modules:

- Supports RS-485, RS-232 and LIN/J2602
- Auto-wake-up on Start bit
- Auto-Baud Detect

• 8-Bit Parallel Master Port/Enhanced Parallel Slave 

Port (PMP/EPSP) with 16 Address Lines

• Dual Analog Comparators with Input Multiplexing
• 10-Bit, up to 15-Channel Analog-to-Digital Converter 

module (A/D):
- Auto-acquisition capability
- Conversion available during Sleep

• Address Capability of up to 2 Mbytes
• 8-Bit or 16-Bit Interface
• 12-Bit, 16-Bit and 20-Bit Addressing modes

• Low-Power, High-Speed CMOS Flash Technology
• C Compiler Optimized Architecture for Re-Entrant 

Code

• Power Management Features:

- Run: CPU on, peripherals on
- Idle: CPU off, peripherals on
- Sleep: CPU off, peripherals off

• Priority Levels for Interrupts
• Self-Programmable under Software Control
• 8 x 8 Single-Cycle Hardware Multiplier
• Extended Watchdog Timer (WDT):

- Programmable period from 4 ms to 131s

• Single-Supply In-Circuit Serial Programming™ 

(ICSP™) via Two Pins

• In-Circuit Debug (ICD) with 3 Breakpoints via Two Pins
• Operating Voltage Range of 2.0V to 3.6V
• 5.5V Tolerant Inputs (digital only pins)
• On-Chip 2.5V Regulator
• Flash Program Memory of 10000 Erase/Write Cycles 

and 20-Year Data Retention

PIC18F66J11

64 kB

3904

52

11

2/3

2

Y

Y

2

2

2/3

N

Y

PIC18F66J16

96 kB

3904

52

11

2/3

2

Y

Y

2

2

2/3

N

Y

PIC18F67J11

128 kB

3904

52

11

2/3

2

Y

Y

2

2

2/3

N

Y

PIC18F86J11

64 kB

3904

68

15

2/3

2

Y

Y

2

2

2/3

Y

Y

PIC18F86J16

96 kB

3904

68

15

2/3

2

Y

Y

2

2

2/3

Y

Y

PIC18F87J11

128 kB

3904

68

15

2/3

2

Y

Y

2

2

2/3

Y

Y