參數(shù)資料
型號(hào)： AT89LP216-20XU
廠商： Atmel
文件頁數(shù)： 17/98頁
文件大?。?/td> 0K
描述： MCU 8051 2K FLASH 20MHZ 16-TSSOP
產(chǎn)品培訓(xùn)模塊： MCU Product Line Introduction
標(biāo)準(zhǔn)包裝： 90
系列： 89LP
核心處理器： 8051
芯體尺寸： 8-位
速度： 20MHz
連通性： SPI，UART/USART
外圍設(shè)備： 欠壓檢測/復(fù)位，POR，PWM，WDT
輸入/輸出數(shù)： 14
程序存儲(chǔ)器容量： 2KB（2K x 8）
程序存儲(chǔ)器類型： 閃存
RAM 容量： 128 x 8
電壓 - 電源 (Vcc/Vdd)： 2.4 V ~ 5.5 V
振蕩器型： 內(nèi)部
工作溫度： -40°C ~ 85°C
封裝/外殼： 16-TSSOP（0.173"，4.40mm 寬）
包裝： 管件
24
3621E–MICRO–11/10
AT89LP216
13.1.2
Input-only Mode
The input only port configuration is shown in Figure 13-2. The output drivers are tristated. The
input includes a Schmitt-triggered input for improved input noise rejection. The input circuitry of
P1.3, P3.2 and P3.3 is not disabled during Power-down (see Figure 13-3). Input pins can be
safely driven to 5.5V even when operating at lower V
CC levels; however, the input threshold of
the Schmitt trigger will be set by the V
CC level and must be taken into consideration.
Figure 13-2. Input Only
Figure 13-3. Input Only for P1.3, P3.2 and P3.3
13.1.3
Open-drain Output
The open-drain output configuration turns off all pull-ups and only drives the pull-down transistor
of the port pin when the port latch contains a logic “0”. To be used as a logic output, a port con-
figured in this manner must have an external pull-up, typically a resistor tied to V
CC. The pull-
down for this mode is the same as for the quasi-bidirectional mode. The open-drain port configu-
ration is shown in Figure 13-4.The input circuitry of P1.3, P3.2 and P3.3 is not disabled during
Power-down (see Figure 13-3). Open-drain pins can be safely pulled high to 5.5V even when
operating at lower V
CC levels; however, the input threshold of the Schmitt trigger will be set by
the V
CC level and must be taken into consideration.
Figure 13-4. Open-drain Output
13.1.4
Push-pull Output
The push-pull output configuration has the same pull-down structure as both the open-drain and
the quasi-bidirectional output modes, but provides a continuous strong pull-up when the port
latch contains a logic “1”. The push-pull mode may be used when more source current is needed
from a port output. Note that due to the 5V tolerant architecture, the push-pull output will have
reduced output high levels at DC operation and hot temperature. Under AC operation an inte-
grated boost circuit provides more source current. The push-pull port configuration is shown in
Figure 13-5. The input circuitry of P1.3, P3.2 and P3.3 is not disabled during Power-down (see
Port
Pin
Input
Data
PWD
Port
Pin
Input
Data
Port
Pin
From Port
Register
Input
Data
PWD
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AT89LP216-20PU MCU 8051 2K FLASH 20MHZ 16-PDIP
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AT89LP3240-20AU 功能描述:8位微控制器 -MCU Sngl-Cycle 8051 IND 2.4-3.6V 32K ISP FL 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(shí)鐘頻率:50 MHz 程序存儲(chǔ)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(fēng)格:SMD/SMT
AT89LP3240-20JU 功能描述:8位微控制器 -MCU Sngl-Cycle 8051 IND 2.4-3.6V 32K ISP FL 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(shí)鐘頻率:50 MHz 程序存儲(chǔ)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(fēng)格:SMD/SMT
AT89LP3240-20MU 功能描述:8位微控制器 -MCU Sngl-Cycle 8051 IND 2.4-3.6V 32K ISP FL 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(shí)鐘頻率:50 MHz 程序存儲(chǔ)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(fēng)格:SMD/SMT
AT89LP3240-20PU 功能描述:8位微控制器 -MCU Sngl-Cycle 8051 IND 2.4-3.6V 32K ISP FL 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(shí)鐘頻率:50 MHz 程序存儲(chǔ)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(fēng)格:SMD/SMT
AT89LP4052-16PI 功能描述:8位微控制器 -MCU Microcontroller 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(shí)鐘頻率:50 MHz 程序存儲(chǔ)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(fēng)格:SMD/SMT
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