参数资料
型号: AT89LP213-20PU
厂商: Atmel
文件页数: 10/98页
文件大小: 0K
描述: MCU 8051 2K FLASH 20MHZ 14-PDIP
产品培训模块: MCU Product Line Introduction
标准包装: 25
系列: 89LP
核心处理器: 8051
芯体尺寸: 8-位
速度: 20MHz
连通性: SPI
外围设备: 欠压检测/复位,POR,PWM,WDT
输入/输出数: 12
程序存储器容量: 2KB(2K x 8)
程序存储器类型: 闪存
RAM 容量: 128 x 8
电压 - 电源 (Vcc/Vdd): 2.4 V ~ 5.5 V
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: 14-DIP(0.300",7.62mm)
包装: 管件
18
3538E–MICRO–11/10
AT89LP213/214
begin. The time-out period is controlled by the Start-up Timer Fuses (see Table 10-1 on page
16). The interrupt pin need not remain low for the entire time-out period.
Figure 11-1. Interrupt Recovery from Power-down (PWDEX = 0)
When PWDEX = “1”, the wake-up period is controlled externally by the interrupt. Again, at the
falling edge on the interrupt pin, power-down is exited and the oscillator is restarted. However,
the internal clock will not propagate until the rising edge of the interrupt pin as shown in Figure
11-2. The interrupt pin should be held low long enough for the selected clock source to stabilize.
After the rising edge on the pin the interrupt service routine will be executed.
Figure 11-2. Interrupt Recovery from Power-down (PWDEX = 1)
11.2.2
Reset Recovery from Power-down
The wake-up from Power-down through an external reset is similar to the interrupt with
PWDEX = “0”. At the falling edge of RST, Power-down is exited, the oscillator is restarted, and
an internal timer begins counting as shown in Figure 11-3. The internal clock will not be allowed
to propagate to the CPU until after the timer has timed out. The time-out period is controlled by
the Start-up Timer Fuses. (See Table 10-1 on page 16). If RST returns high before the time-out,
a two clock cycle internal reset is generated when the internal clock restarts. Otherwise the
device will remain in reset until RST is brought high.
PWD
INT1
XTAL1
tSUT
INTERNAL
CLOCK
PWD
INT1
XTAL1
INTERNAL
CLOCK
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AT89LP213-20SU 功能描述:8位微控制器 -MCU SINGLE CYCLE 2K ISP FLASH 2.4-5.5V 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
AT89LP213-20XU 功能描述:8位微控制器 -MCU SINGLE CYCLE 2K ISP FLASH 2.4-5.5V 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
AT89LP214-16XI 功能描述:8位微控制器 -MCU Microcontroller 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
AT89LP214-20PU 功能描述:8位微控制器 -MCU SINGLE CYCLE 2K ISP FLASH 2.4-5.5V 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
AT89LP214-20SU 功能描述:8位微控制器 -MCU SINGLE CYCLE 2K ISP FLASH 2.4-5.5V 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