參數(shù)資料
型號(hào): PIC18F87J90-I/PT
廠商: Microchip Technology
文件頁(yè)數(shù): 14/59頁(yè)
文件大小: 0K
描述: IC PIC MCU FLASH 128KB 80-TQFP
產(chǎn)品培訓(xùn)模塊: PIC18 J Series MCU Overview
8-bit PIC® Microcontroller Portfolio
標(biāo)準(zhǔn)包裝: 119
系列: PIC® 18F
核心處理器: PIC
芯體尺寸: 8-位
速度: 48MHz
連通性: I²C,SPI,UART/USART
外圍設(shè)備: 欠壓檢測(cè)/復(fù)位,LCD,LVD,POR,PWM,WDT
輸入/輸出數(shù): 67
程序存儲(chǔ)器容量: 128KB(64K x 16)
程序存儲(chǔ)器類(lèi)型: 閃存
RAM 容量: 3.8K x 8
電壓 - 電源 (Vcc/Vdd): 2 V ~ 3.6 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 12x10b
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(pán)
產(chǎn)品目錄頁(yè)面: 644 (CN2011-ZH PDF)
配用: AC162079-ND - HEADER MPLAB ICD2 18F85J90 64/80
AC164323-ND - MODULE SKT FOR 100TQFP
2010 Microchip Technology Inc.
DS39933D-page 21
PIC18F87J90 FAMILY
TABLE 1-4:
PIC18F8XJ90 PINOUT I/O DESCRIPTIONS
Pin Name
Pin Number Pin
Type
Buffer
Type
Description
TQFP
MCLR
9
I
ST
Master Clear (input) or programming voltage (input). This
pin is an active-low Reset to the device.
OSC1/CLKI/RA7
OSC1
CLKI
RA7
49
I
I/O
CMOS
TTL
Oscillator crystal or external clock input.
Oscillator crystal input.
External clock source input. Always associated
with pin function, OSC1. (See related OSC1/CLKI,
OSC2/CLKO pins.)
General purpose I/O pin.
OSC2/CLKO/RA6
OSC2
CLKO
RA6
50
O
I/O
TTL
Oscillator crystal or clock output.
Oscillator crystal output. Connects to crystal or
resonator in Crystal Oscillator mode.
In EC modes, OSC2 pin outputs CLKO, which has
1/4 the frequency of OSC1 and denotes the
instruction cycle rate.
General purpose I/O pin.
PORTA is a bidirectional I/O port.
RA0/AN0
RA0
AN0
30
I/O
I
TTL
Analog
Digital I/O.
Analog Input 0.
RA1/AN1/SEG18
RA1
AN1
SEG18
29
I/O
I
O
TTL
Analog
Digital I/O.
Analog Input 1.
SEG18 output for LCD.
RA2/AN2/VREF-
RA2
AN2
VREF-
28
I/O
I
TTL
Analog
Digital I/O.
Analog Input 2.
A/D reference voltage (low) input.
RA3/AN3/VREF+
RA3
AN3
VREF+
27
I/O
I
TTL
Analog
Digital I/O.
Analog Input 3.
A/D reference voltage (high) input.
RA4/T0CKI/SEG14
RA4
T0CKI
SEG14
34
I/O
I
O
ST
Analog
Digital I/O.
Timer0 external clock input.
SEG14 output for LCD.
RA5/AN4/SEG15
RA5
AN4
SEG15
33
I/O
I
O
TTL
Analog
Digital I/O.
Analog Input 4.
SEG15 output for LCD.
RA6
See the OSC2/CLKO/RA6 pin.
RA7
See the OSC1/CLKI/RA7 pin.
Legend: TTL = TTL compatible input
CMOS = CMOS compatible input or output
ST
= Schmitt Trigger input with CMOS levels
Analog = Analog input
I
= Input
O
= Output
P
= Power
OD
= Open-Drain (no P diode to VDD)
I2C = I2C/SMBus
Note 1: Default assignment for CCP2 when the CCP2MX Configuration bit is set.
2: Alternate assignment for CCP2 when the CCP2MX Configuration bit is cleared.
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