参数资料
型号: PIC18LF2450T-I/SO
厂商: Microchip Technology
文件页数: 67/143页
文件大小: 0K
描述: IC PIC MCU FLASH 8KX16 28SOIC
标准包装: 1,600
系列: PIC® 18F
核心处理器: PIC
芯体尺寸: 8-位
速度: 48MHz
连通性: UART/USART,USB
外围设备: 欠压检测/复位,HLVD,POR,PWM,WDT
输入/输出数: 23
程序存储器容量: 16KB(8K x 16)
程序存储器类型: 闪存
RAM 容量: 768 x 8
电压 - 电源 (Vcc/Vdd): 2 V ~ 5.5 V
数据转换器: A/D 10x10b
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: 28-SOIC(0.295",7.50mm 宽)
包装: 带卷 (TR)
2006 Microchip Technology Inc.
Advance Information
DS39760A-page 1
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)
256-byte dual access RAM for USB
On-chip USB transceiver with on-chip voltage
regulator
Interface for off-chip USB transceiver
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: 1.8
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 31 kHz oscillator
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
Three Timer modules (Timer0 to Timer2)
Capture/Compare/PWM (CCP) module:
- Capture is 16-bit, max. resolution 5.2 ns
- Compare is 16-bit, max. resolution 83.3 ns
- PWM output: PWM resolution is 1 to 10-bit
Enhanced USART module:
- LIN bus support
10-bit, up to 13-channel Analog-to-Digital Converter
module (A/D):
- Up to 100 ksps sampling rate
- Programmable acquisition time
Special Microcontroller Features:
C compiler optimized architecture with optional
extended instruction set
Flash memory 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 4 ms to 131s
Programmable Code Protection
Single-Supply In-Circuit Serial Programming
(ICSP) via two pins
In-Circuit Debug (ICD) via two pins
Optional dedicated ICD/ICSP port
(44-pin TQFP devices only)
Wide operating voltage range (2.0V to 5.5V)
Device
Program Memory
Data
Memory
SRAM
(bytes)
I/O
10-Bit A/D
(ch)
CCP
EUSART
Timers
8/16-Bit
Flash
(bytes)
# Single-Word
Instructions
PIC18F2450
16K
8192
768*
23
10
1
1/2
PIC18F4450
16K
8192
768*
34
13
1
1/2
*
Includes 256 bytes of dual access RAM used by USB module and shared with data memory.
28/40/44-Pin, High-Performance, 12 MIPS, Enhanced Flash,
USB Microcontrollers with nanoWatt Technology
PIC18F2450/4450
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