参数资料
型号: P89V51RD2FA,512
厂商: NXP Semiconductors
文件页数: 50/80页
文件大小: 0K
描述: IC 80C51 MCU FLASH 64K 44-PLCC
产品培训模块: Migrating from 8/16-Bit MCUs to 32-Bit ARMs
标准包装: 26
系列: 89V
核心处理器: 8051
芯体尺寸: 8-位
速度: 40MHz
连通性: SPI,UART/USART
外围设备: 欠压检测/复位,POR,PWM,WDT
输入/输出数: 32
程序存储器容量: 64KB(64K x 8)
程序存储器类型: 闪存
RAM 容量: 1K 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-LCC(J 形引线)
包装: 管件
产品目录页面: 706 (CN2011-ZH PDF)
配用: 622-1017-ND - BOARD 44-ZIF PLCC SOCKET
622-1001-ND - USB IN-CIRCUIT PROG 80C51ISP
其它名称: 568-1290-5
935276046512
P89V51RD2FA
PIC18F87K22 FAMILY
DS39960D-page 54
2009-2011 Microchip Technology Inc.
REGISTER 3-4:
REFOCON: REFERENCE OSCILLATOR CONTROL REGISTER
R/W-0
U-0
R/W-0
ROON
ROSSLP
ROSEL(1)
RODIV3
RODIV2
RODIV1
RODIV0
bit 7
bit 0
Legend:
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
-n = Value at POR
‘1’ = Bit is set
‘0’ = Bit is cleared
x = Bit is unknown
bit 7
ROON:
Reference Oscillator Output Enable bit
1
= Reference oscillator output is available on REFO pin
0
= Reference oscillator output is disabled
bit 6
Unimplemented:
Read as ‘0’
bit 5
ROSSLP:
Reference Oscillator Output Stop in Sleep bit
1
= Reference oscillator continues to run in Sleep
0
= Reference oscillator is disabled in Sleep
bit 4
ROSEL:
Reference Oscillator Source Select bit(1)
1
= Primary oscillator (EC or HS) is used as the base clock
0
= System clock is used as the base clock; base clock reflects any clock switching of the device
bit 3-0
RODIV<3:0>:
Reference Oscillator Divisor Select bits
1111
= Base clock value divided by 32,768
1110
= Base clock value divided by 16,384
1101
= Base clock value divided by 8,192
1100
= Base clock value divided by 4,096
1011
= Base clock value divided by 2,048
1010
= Base clock value divided by 1,024
1001
= Base clock value divided by 512
1000
= Base clock value divided by 256
0111
= Base clock value divided by 128
0110
= Base clock value divided by 64
0101
= Base clock value divided by 32
0100
= Base clock value divided by 16
0011
= Base clock value divided by 8
0010
= Base clock value divided by 4
0001
= Base clock value divided by 2
0000
= Base clock value
Note 1:
For ROSEL (REVOCON<4>), the primary oscillator is available only when configured as the default via the
FOSC settings. This is regardless of whether the device is in Sleep mode.
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相关代理商/技术参数
参数描述
P89V51RD2FBC 制造商:NXP Semiconductors 功能描述:
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P89V51RD2FBC557 制造商:NXP 功能描述:
P89V51RD2FN 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:8-bit 80C51 5 V low power 16/32/64 kB flash microcontroller with 1 kB RAM
P89V51RD2FN,112 功能描述:8位微控制器 -MCU 80C51 64K FL / 1K RM 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