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PIC18F4455ESOSQTP Datasheet(PDF) 3 Page - Microchip Technology

Part # PIC18F4455ESOSQTP
Description  28/40/44-Pin, High-Performance, Enhanced Flash, USB Microcontrollers with nanoWatt Technology
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

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© 2007 Microchip Technology Inc.
Preliminary
DS39632D-page 1
PIC18F2455/2550/4455/4550
Universal Serial Bus Features:
• USB V2.0 Compliant
• Low Speed (1.5 Mb/s) and Full Speed (12 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 with On-Chip Voltage
Regulator
• Interface for Off-Chip USB Transceiver
• Streaming Parallel Port (SPP) for USB streaming
transfers (40/44-pin devices only)
Power-Managed Modes:
• Run: CPU on, peripherals on
• Idle: CPU off, peripherals on
• Sleep: CPU off, peripherals off
• Idle mode currents down to 5.8
μA typical
• Sleep mode currents down to 0.1
μA typical
• Timer1 Oscillator: 1.1
μA typical, 32 kHz, 2V
• Watchdog Timer: 2.1
μA typical
• Two-Speed Oscillator Start-up
Flexible Oscillator Structure:
• Four Crystal modes, including High Precision PLL
for USB
• Two External Clock modes, up to 48 MHz
• Internal Oscillator Block:
- 8 user-selectable frequencies, from 31 kHz
to 8 MHz
- User-tunable to compensate for frequency drift
• Secondary Oscillator using Timer1 @ 32 kHz
• Dual Oscillator options allow microcontroller and
USB module to run at different clock speeds
• Fail-Safe Clock Monitor:
- Allows for safe shutdown if any clock stops
Peripheral Highlights:
• High-Current Sink/Source: 25 mA/25 mA
• Three External Interrupts
• Four Timer modules (Timer0 to Timer3)
• Up to 2 Capture/Compare/PWM (CCP) modules:
- Capture is 16-bit, max. resolution 5.2 ns (TCY/16)
- Compare is 16-bit, max. resolution 83.3 ns (TCY)
- PWM output: PWM resolution is 1 to 10-bit
• Enhanced Capture/Compare/PWM (ECCP) module:
- Multiple output modes
- Selectable polarity
- Programmable dead time
- Auto-shutdown and auto-restart
• Enhanced USART module:
- LIN bus support
• Master Synchronous Serial Port (MSSP) module
supporting 3-wire SPI (all 4 modes) and I2C™
Master and Slave modes
• 10-bit, up to 13-channel Analog-to-Digital Converter
module (A/D) with Programmable Acquisition Time
• Dual Analog Comparators with Input Multiplexing
Special Microcontroller Features:
• C Compiler Optimized Architecture with optional
Extended Instruction Set
• 100,000 Erase/Write Cycle Enhanced Flash
Program Memory typical
• 1,000,000 Erase/Write Cycle Data EEPROM
Memory typical
• Flash/Data EEPROM Retention: > 40 years
• Self-Programmable under Software Control
• Priority Levels for Interrupts
• 8 x 8 Single-Cycle Hardware Multiplier
• Extended Watchdog Timer (WDT):
- Programmable period from 41 ms to 131s
• Programmable Code Protection
• Single-Supply 5V In-Circuit Serial
Programming™ (ICSP™) via two pins
• In-Circuit Debug (ICD) via two pins
• Optional dedicated ICD/ICSP port (44-pin devices only)
• Wide Operating Voltage Range (2.0V to 5.5V)
Device
Program Memory
Data Memory
I/O
10-Bit
A/D (ch)
CCP/ECCP
(PWM)
SPP
MSSP
Timers
8/16-Bit
Flash
(bytes)
# Single-Word
Instructions
SRAM
(bytes)
EEPROM
(bytes)
SPI
Master
I2C™
PIC18F2455
24K
12288
2048
256
24
10
2/0
No
Y
Y
1
2
1/3
PIC18F2550
32K
16384
2048
256
24
10
2/0
No
Y
Y
1
2
1/3
PIC18F4455
24K
12288
2048
256
35
13
1/1
Yes
Y
Y
1
2
1/3
PIC18F4550
32K
16384
2048
256
35
13
1/1
Yes
Y
Y
1
2
1/3
28/40/44-Pin, High-Performance, Enhanced Flash,
USB Microcontrollers with nanoWatt Technology


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