参数资料
型号: PIC16F676-E/SL
元件分类: 微控制器/微处理器
英文描述: 8-BIT, FLASH, 20 MHz, RISC MICROCONTROLLER, PDSO14
封装: 3.90 MM, LEAD FREE, PLASTIC, SOIC-14
文件页数: 51/132页
文件大小: 1344K
代理商: PIC16F676-E/SL
2010 Microchip Technology Inc.
DS40039F-page 25
PIC16F630/676
3.2.3.3
RA2/AN2/T0CKI/INT/COUT
Figure 3-2 shows the diagram for this pin. The RA2 pin
is configurable to function as one of the following:
a general purpose I/O
an analog input for the A/D (PIC16F676 only)
a digital output from the comparator
the clock input for TMR0
an external edge triggered interrupt
FIGURE 3-2:
BLOCK DIAGRAM OF RA2
3.2.3.4
RA3/MCLR/VPP
Figure 3-3 shows the diagram for this pin. The RA3 pin
is configurable to function as one of the following:
a general purpose input
as Master Clear Reset
FIGURE 3-3:
BLOCK DIAGRAM OF RA3
I/O pin
VDD
VSS
D
Q
CK
Q
D
Q
CK
Q
D
Q
CK
Q
D
Q
CK
Q
VDD
D
EN
Q
D
EN
Q
Weak
Analog
Input Mode
Data Bus
WR
WPUA
RD
WPUA
RD
PORTA
WR
PORTA
WR
TRISA
RD
TRISA
WR
IOCA
RD
IOCA
Interrupt-on-Change
To A/D Converter
0
1
COUT
Enable
To INT
To TMR0
Analog
Input Mode
RAPU
RD PORTA
Analog
Input
Mode
I/O pin
VSS
D
Q
CK
Q
D
EN
Q
Data Bus
RD PORTA
RD
PORTA
WR
IOCA
RD
IOCA
Interrupt-on-Change
Reset
MCLRE
RD
TRISA
VSS
D
EN
Q
MCLRE
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PIC16F676-I/SL 功能描述:8位微控制器 -MCU 1.75KB 64 RAM 12 I/O Ind Temp SOIC14 RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
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