參數(shù)資料
型號: PIC18F85J15-I/PT
廠商: Microchip Technology
文件頁數(shù): 27/44頁
文件大小: 0K
描述: IC PIC MCU FLASH 24KX16 80TQFP
產(chǎn)品培訓模塊: Asynchronous Stimulus
PIC18 J Series MCU Overview
8-bit PIC® Microcontroller Portfolio
標準包裝: 119
系列: PIC® 18F
核心處理器: PIC
芯體尺寸: 8-位
速度: 40MHz
連通性: EBI/EMI,I²C,SPI,UART/USART
外圍設備: 欠壓檢測/復位,POR,PWM,WDT
輸入/輸出數(shù): 66
程序存儲器容量: 48KB(24K x 16)
程序存儲器類型: 閃存
RAM 容量: 2K x 8
電壓 - 電源 (Vcc/Vdd): 2 V ~ 3.6 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 15x10b
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 85°C
封裝/外殼: 80-TQFP
包裝: 托盤
產(chǎn)品目錄頁面: 644 (CN2011-ZH PDF)
配用: MA180018-ND - MODULE PLUG-IN 18F85J11
AC162062-ND - HEADER INTRFC MPLAB ICD2 64/80P
AC164328-ND - MODULE SKT FOR 80TQFP
2009 Microchip Technology Inc.
DS39663F-page 31
PIC18F87J10 FAMILY
3.0
OSCILLATOR
CONFIGURATIONS
3.1
Oscillator Types
The PIC18F87J10 family of devices can be operated in
five different oscillator modes:
1.
HS
High-Speed Crystal/Resonator
2.
HSPLL High-Speed Crystal/Resonator
with Software PLL Control
3.
EC
External Clock with FOSC/4 Output
4.
ECPLL External Clock with Software PLL
Control
5.
INTRC Internal 31 kHz Oscillator
Four of these are selected by the user by programming
the FOSC<2:0> Configuration bits. The fifth mode
(INTRC) may be invoked under software control; it can
also be configured as the default mode on device
Resets.
3.2
Crystal Oscillator/Ceramic
Resonators (HS Modes)
In HS or HSPLL Oscillator modes, a crystal or ceramic
resonator is connected to the OSC1 and OSC2 pins to
establish oscillation. Figure 3-1 shows the pin
connections.
The oscillator design requires the use of a parallel cut
crystal.
FIGURE 3-1:
CRYSTAL/CERAMIC
RESONATOR OPERATION
(HS OR HSPLL
CONFIGURATION)
TABLE 3-1:
CAPACITOR SELECTION FOR
CERAMIC RESONATORS
Note:
Use of a series cut crystal may give a fre-
quency out of the crystal manufacturer’s
specifications.
Typical Capacitor Values Used:
Mode
Freq.
OSC1
OSC2
HS
8.0 MHz
16.0 MHz
27 pF
22 pF
27 pF
22 pF
Capacitor values are for design guidance only.
These capacitors were tested with the resonators
listed below for basic start-up and operation. These
values are not optimized.
Different capacitor values may be required to produce
acceptable oscillator operation. The user should test
the performance of the oscillator over the expected
VDD and temperature range for the application.
See the notes following Table 3-2 for additional
information.
Resonators Used:
4.0 MHz
8.0 MHz
16.0 MHz
Note 1: See Table 3-1 and Table 3-2 for initial values of
C1 and C2.
2: A series resistor (RS) may be required for AT
strip cut crystals.
3: RF varies with the oscillator mode chosen.
C1(1)
C2(1)
XTAL
OSC2
OSC1
RF(3)
Sleep
To
Logic
PIC18F87J10
RS(2)
Internal
相關PDF資料
PDF描述
VE-B01-IX-F1 CONVERTER MOD DC/DC 12V 75W
VE-B00-IX-F4 CONVERTER MOD DC/DC 5V 75W
V150B48H150BF CONVERTER MOD DC/DC 48V 150W
PIC24FJ32GA102-I/SS MCU 32KB FLASH 8KB RAM 28-SSOP
MS27484E16B8P CONN PLUG 8POS STRAIGHT W/PINS
相關代理商/技術參數(shù)
參數(shù)描述
PIC18F85J15T-I/PT 功能描述:8位微控制器 -MCU 48 KB FL 4 KB RAM RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時鐘頻率:50 MHz 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風格:SMD/SMT
PIC18F85J50-I/PT 功能描述:8位微控制器 -MCU 32KB Flash 3936byte RAM RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時鐘頻率:50 MHz 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風格:SMD/SMT
PIC18F85J50T-I/PT 功能描述:8位微控制器 -MCU 32KB FLSH 3936Bs RAM USB 2.0 nanoWatt RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時鐘頻率:50 MHz 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風格:SMD/SMT
PIC18F85J90-I/PT 功能描述:8位微控制器 -MCU 32KB Flash 2048BRAM 67I/O RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時鐘頻率:50 MHz 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風格:SMD/SMT
PIC18F85J90T-I/PT 功能描述:8位微控制器 -MCU 32KB Flash 2048bytes-RAM 67I/O RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時鐘頻率:50 MHz 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風格:SMD/SMT