参数资料
型号: AT80C51RA2-RLTUM
厂商: Atmel
文件页数: 5/84页
文件大小: 0K
描述: IC 8051 MCU ROMLESS 44VQFP
标准包装: 800
系列: 80C
核心处理器: 8051
芯体尺寸: 8-位
速度: 40/20MHz
连通性: UART/USART
外围设备: POR,PWM,WDT
输入/输出数: 32
程序存储器类型: ROMless
RAM 容量: 512 x 8
电压 - 电源 (Vcc/Vdd): 4.5 V ~ 5.5 V
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: 44-LQFP
包装: 托盘
2007-2012 Microchip Technology Inc.
DS70292G-page 15
dsPIC33FJ32GP302/304, dsPIC33FJ64GPX02/X04, AND dsPIC33FJ128GPX02/X04
TABLE 1-1:
PINOUT I/O DESCRIPTIONS
Pin Name
Pin
Type
Buffer
Type
PPS
Description
AN0-AN12
I
Analog
Analog input channels.
CLKI
CLKO
I
O
ST/CMOS
No
External clock source input. Always associated with OSC1 pin
function.
Oscillator crystal output. Connects to crystal or resonator in Crystal
Oscillator mode. Optionally functions as CLKO in RC and EC modes.
Always associated with OSC2 pin function.
OSC1
OSC2
I
I/O
ST/CMOS
No
Oscillator crystal input. ST buffer when configured in RC mode;
CMOS otherwise.
Oscillator crystal output. Connects to crystal or resonator in Crystal
Oscillator mode. Optionally functions as CLKO in RC and EC modes.
SOSCI
SOSCO
I
O
ST/CMOS
No
32.768 kHz low-power oscillator crystal input; CMOS otherwise.
32.768 kHz low-power oscillator crystal output.
CN0-CN30
I
ST
No
Change notification inputs.
Can be software programmed for internal weak pull-ups on all inputs.
IC1-IC2
IC7-IC8
I
ST
Yes
Capture inputs 1/2.
Capture inputs 7/8.
OCFA
OC1-OC4
I
O
ST
Yes
Compare Fault A input (for Compare Channels 1, 2, 3 and 4).
Compare outputs 1 through 4.
INT0
INT1
INT2
I
ST
No
Yes
External interrupt 0.
External interrupt 1.
External interrupt 2.
RA0-RA4
RA7-RA10
I/O
ST
No
PORTA is a bidirectional I/O port.
RB0-RB15
I/O
ST
No
PORTB is a bidirectional I/O port.
RC0-RC9
I/O
ST
No
PORTC is a bidirectional I/O port.
T1CK
T2CK
T3CK
T4CK
T5CK
I
ST
No
Yes
Timer1 external clock input.
Timer2 external clock input.
Timer3 external clock input.
Timer4 external clock input.
Timer5 external clock input.
U1CTS
U1RTS
U1RX
U1TX
I
O
I
O
ST
ST
Yes
UART1 clear to send.
UART1 ready to send.
UART1 receive.
UART1 transmit.
U2CTS
U2RTS
U2RX
U2TX
I
O
I
O
ST
ST
Yes
UART2 clear to send.
UART2 ready to send.
UART2 receive.
UART2 transmit.
SCK1
SDI1
SDO1
SS1
I/O
I
O
I/O
ST
ST
Yes
Synchronous serial clock input/output for SPI1.
SPI1 data in.
SPI1 data out.
SPI1 slave synchronization or frame pulse I/O.
SCK2
SDI2
SDO2
SS2
I/O
I
O
I/O
ST
ST
Yes
Synchronous serial clock input/output for SPI2.
SPI2 data in.
SPI2 data out.
SPI2 slave synchronization or frame pulse I/O.
Legend: CMOS = CMOS compatible input or output
Analog = Analog input
P = Power
ST = Schmitt Trigger input with CMOS levels
O = Output
I = Input
TTL = TTL input buffer
PPS = Peripheral Pin Select
相关PDF资料
PDF描述
213931-5 CONN JACKSCREW RECEPT 34 POS
AT80C51RA2-RLTUL IC 8051 MCU ROMLESS 44VQFP
AT80C51RA2-3CSUM IC 8051 MCU ROMLESS 40DIP
AT80C51RA2-3CSUL IC 8051 MCU ROMLESS 40DIP
AT80C31X2-SLSUM IC 8031 MCU ROMLESS 44PLCC
相关代理商/技术参数
参数描述
AT80C51RA2-SLRUL 功能描述:8位微控制器 -MCU MICRO RLESS RA 40MHZ 3V COM TEMP 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
AT80C51RA2-SLRUM 功能描述:8位微控制器 -MCU RLESS RA 40MHZ 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
AT80C51RA2-SLSCL 制造商:IRF 制造商全称:International Rectifier 功能描述:High Performance 8-bit Microcontroller
AT80C51RA2-SLSCV 制造商:IRF 制造商全称:International Rectifier 功能描述:High Performance 8-bit Microcontroller
AT80C51RA2-SLSIM 制造商:IRF 制造商全称:International Rectifier 功能描述:High Performance 8-bit Microcontroller