参数资料
型号: PIC16F872-E/SO
厂商: Microchip Technology
文件页数: 69/167页
文件大小: 0K
描述: IC MCU CMOS 20MHZ 2K FLSH 28SOIC
产品培训模块: Asynchronous Stimulus
标准包装: 27
系列: PIC® 16F
核心处理器: PIC
芯体尺寸: 8-位
速度: 20MHz
连通性: I²C,SPI
外围设备: 欠压检测/复位,POR,PWM,WDT
输入/输出数: 22
程序存储器容量: 3.5KB(2K x 14)
程序存储器类型: 闪存
EEPROM 大小: 64 x 8
RAM 容量: 128 x 8
电压 - 电源 (Vcc/Vdd): 4 V ~ 5.5 V
数据转换器: A/D 5x10b
振荡器型: 外部
工作温度: -40°C ~ 125°C
封装/外壳: 28-SOIC(0.295",7.50mm 宽)
包装: 管件
161
8048C–AVR–02/12
ATtiny43U
20.5
System and Reset Characteristics
Note:
1. The Power-on Reset will not work unless the supply voltage has been below VPOT (falling)
Note:
1. V
BOT may be below nominal minimum operating voltage for some devices. For devices where this is the case, the device is
tested down to VCC = VBOT during the production test. This guarantees that a Brown-out Reset will occur before VCC drops to
a voltage where correct operation of the microcontroller is no longer guaranteed.
20.6
External Interrupt Characteristics
Table 20-4.
Reset, Brown-Out and Internal Voltage Characteristics
Symbol
Parameter
Condition
Min
Typ
Max
Units
V
POT
Power-on Reset Threshold Voltage (rising)
TA = -40 - 85°C1.1
1.4
1.6
V
Power-on Reset Threshold Voltage (falling)(1)
T
A = -40 - 85°C0.6
1.3
1.6
V
VPSR
Power-On Slope Rate
TA = -40 - 85°C0.01
V/ms
VRST
RESET Pin Threshold
0.2VCC
0.9VCC
V
tRST
Minimum pulse width on RESET Pin
V
CC = 1.8V
VCC = 3V
VCC = 5V
2000
700
400
ns
V
HYST
Brown-out Detector Hysteresis
50
mV
tBOD
Min Pulse Width on Brown-out Reset
2
s
VBG
Internal bandgap reference voltage
VCC = 2.7V
T
A = 25°C
1.0
1.1
1.2
V
t
BG
Internal bandgap reference start-up time
VCC = 2.7V
TA = 25°C
40
70
s
IBG
Internal bandgap reference current consumption
V
CC = 2.7V,
TA = 25°C
15
A
Table 20-5.
BODLEVEL Fuse Coding
BODLEVEL[2:0] Fuses
Min V
BOT
Typ V
BOT
Max V
BOT
Units
111
BOD Disabled
110
1.7
1.8
2.0
V
101
2.5
2.7
2.9
100
4.1
4.3
4.5
011
Reserved
010
001
000
Table 20-6.
Characteristics of Asynchronous External Interrupt
Symbol
Parameter
Condition
Min
Typ
Max
Unit
t
INT
Minimum pulse width for asynchronous external
interrupt
50
ns
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PIC16F872-I/SO 制造商:Microchip Technology Inc 功能描述:8BIT FLASH MCU SMD 16F872 SOIC28
PIC16F872-I/SOG 功能描述:8位微控制器 -MCU 3.5KB 128 RAM 22 I/O Lead Free Package 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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