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  Microchip Technology Semiconductor Electronic Components Datasheet  

PIC18F25K50 Datasheet

High-Performance Microcontrollers

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PIC18(L)F2X/45K50
28/40/44-Pin, Low-Power, High-Performance
Microcontrollers with XLP Technology
Universal Serial Bus Features:
• USB V2.0 Compliant
• Crystal-less Full Speed (12 Mb/s) and Low-Speed
Operation (1.5 Mb/s)
• Supports Control, Interrupt, Isochronous and Bulk
Transfers
• Supports up to 32 Endpoints (16 Bidirectional)
• 1 Kbyte Dual Access RAM for USB
• On-Chip USB Transceiver
Flexible Oscillator Structure:
• 3x and 4xPLL Clock Multipliers
• Two External Clock modes, Up to 48 MHz (12
MIPS)
• Internal 31 kHz Oscillator
• Internal Oscillator, 31 kHz to 16 MHz
- Factory calibrated to ± 1%
- Self-tune to ± 0.20% max. from USB or
secondary oscillator
• Secondary Oscillator using Timer1 @ 32 kHz
• Fail-Safe Clock Monitor:
- Allows for safe shutdown if any clock stops
Peripheral Highlights:
• Up to 33 I/O pins plus 3 Input-Only Pins:
- High-current Sink/Source 25 mA/25 mA
- Three programmable external interrupts
- 11 programmable interrupts-on-change
- Nine programmable weak pull-ups
- Programmable slew rate
• SR Latch
• Enhanced Capture/Compare/PWM (ECCP)
module:
- One, two or four PWM outputs
- Selectable polarity
- Programmable dead time
- Auto-shutdown and auto-restart
- Pulse steering control
• Capture/Compare/PWM (CCP) module
• Master Synchronous Serial Port (MSSP) module
Supporting 3-Wire SPI (all four modes) and I2C™
Master and Slave modes
• Two Analog Comparators with Input Multiplexing
• 10-Bit Analog-to-Digital (A/D) Converter module:
- Up to 25 input channels
- Auto-acquisition capability
- Conversion available during Sleep
• Digital-to-Analog Converter (DAC) module:
- Fixed Voltage Reference (FVR) with 1.024V,
2.048V and 4.096V output levels
- 5-bit rail-to-rail resistive DAC with positive
and negative reference selection
• High/Low-Voltage Detect module
• Charge Time Measurement Unit (CTMU):
- Supports capacitive touch sensing for touch
screens and capacitive switches
• Enhanced USART module:
- Supports RS-485, RS-232 and LIN/J2602
- Auto-wake-up on Start bit
- Auto-Baud Detect
Extreme Low-Power Management with
XLP:
• Sleep mode: 20 nA, typical
• Watchdog Timer: 300 nA, typical
• Timer1 Oscillator: 800 nA @ 32 kHz
• Peripheral Module Disable
Special Microcontroller Features:
• Low-Power, High-Speed CMOS Flash Technology
• C Compiler Optimized Architecture for Re-Entrant
Code
• Power Management Features:
- Run: CPU on, peripherals on, SRAM on
- Idle: CPU off, peripherals on, SRAM on
- Sleep: CPU off, peripherals off, SRAM on
• 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 Three Breakpoints via
Two Pins
• Optional dedicated ICD/ICSP Port (44-pin TQFP
Package Only)
• Wide Operating Voltage Range:
- F devices: 2.3V to 5.5V
- LF devices: 1.8V to 3.6V
• Flash Program Memory of 10,000 Erase/Write
Cycles Minimum and 20-year Data Retention
2012-2014 Microchip Technology Inc.
DS30000684B-page 1


  Microchip Technology Semiconductor Electronic Components Datasheet  

PIC18F25K50 Datasheet

High-Performance Microcontrollers

No Preview Available !

PIC18(L)F2X/45K50
PIC18(L)F2X/45K50 Family Types
Program Memory Data Memory
Device
Flash
(bytes)
Single-Word
Instructions
SRAM
(bytes)
Data
EEPROM
(bytes)
Pins
I/O
PIC18(L)F45K50 32K
PIC18(L)F25K50 32K
16384
16384
2048
2048
256 40/44 36 25-ch 2 1/1 Yes Yes 1 1 2/2 Yes
256 28 25 14-ch 2 1/1 Yes Yes 1 1 2/2 Yes
PIC18(L)F24K50 16K
8192 2048 256 28 25 14-ch 2 1/1 Yes Yes 1 1 2/2 Yes
Pin Diagrams
FIGURE 1:
28-PIN SPDIP (300 MIL), SOIC, SSOP
MCLR/VPP/RE3
RA0
RA1
RA2
RA3
RA4
RA5
VSS
RA7
RA6
RC0
RC1
RC2
VUSB3V3
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28 RB7
27 RB6
26 RB5
25 RB4
24 RB3
23 RB2
22 RB1
21 RB0
20 VDD
19 VSS
18 RC7
17 RC6
16 D+
15 D-
FIGURE 2:
28-PIN QFN
RA2 1
21 RB3
RA3 2
20 RB2
RA4 3
19 RB1
RA5 4 PIC18(L)F2XK50 18 RB0
VSS 5
17 VDD
RA7 6
16 VSS
RA6 7
15 RC7
Note: For the QFN package, it is recommended that the bottom pad be connected to VSS.
DS30000684B-page 2
2012-2014 Microchip Technology Inc.


Part Number PIC18F25K50
Description High-Performance Microcontrollers
Maker Microchip Technology
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