型号 | 下载 订购 | 功能描述 | 制造商 上传企业 | LOGO |
---|---|---|---|---|
DS87C520 | EPROM/ROM High-Speed Micro DESCRIPTION The DS87C520/DS83C520 EPROM/ROM high-speed microcontrollers are fast 8051-compatible microcontrollers. They feature a redesigned processor core without wasted clock and memory cycles. As a result, the devices execute every 8051 instruction between 1.5 and 3 times faster than the origi 文件:1.4151 Mbytes 页数:45 Pages | Dallas | Dallas | |
DS87C520 | EPROM/ROM High-Speed Microcontrollers 文件:715.91 Kbytes 页数:43 Pages | Dallas | Dallas | |
DS87C520 | EPROM/ROM High-Speed Microcontrollers 文件:715.91 Kbytes 页数:43 Pages | Maxim 美信 | Maxim | |
DS87C520 | EPROM/ROM High-Speed Microcontrollers 文件:877.08 Kbytes 页数:44 Pages | Dallas | Dallas | |
DS87C520 | EPROM/ROM High-Speed Micro 文件:1.80907 Mbytes 页数:42 Pages | Dallas | Dallas | |
DS87C520 | EPROM/ROM高速微控制器 DS87C520/DS83C520 EPROM/ROM高速微控制器均为快速的8051兼容微控制器。它们采用重新设计的处理器内核,不会浪费时钟和存储器周期。因此,在相同的晶体速度下,这些器件执行每条8051指令的速度比原始内核快1.5到3倍。使用相同的代码和相同的晶体,典型应用的速度将提高2.5倍。DS87C520/DS83C520提供33MHz的最大晶体速度,从而使表观执行速度达到82.5MHz(约2.5倍)。\n\n DS87C520/DS83C520与标准8051的所有三种封装引脚兼容,并包括三个定时器/计数器、串行端口和四个8位I/O端口等标准资源。它们具有16kB EPROM • 80C52兼容\n• 8051引脚和指令集兼容\n\n• 四个8位I/O端口\n\n• 三个16位定时器/计数器\n\n• 256字节暂存区RAM\n\n\n\n\n• 大容量片内存储器\n• 16kB程序存储器\n\n• 用于MOVX的1kB额外片内SRAM\n\n\n\n\n• ROMSIZE特性\n• 选择0至16kB范围内的内部ROM大小\n\n• 支持访问整个外部存储器映射\n\n• 可通过软件动态调节\n\n• 可用作外部闪存的引导块\n\n\n\n\n• 高速架构\n• 4个时钟/机器周期(8051 = 12)\n\n• 运行DC至33MHz时钟速率\n\n• 121ns内的; | ADI 亚德诺 | ADI | |
EPROM/ROM High-Speed Micro DESCRIPTION The DS87C520/DS83C520 EPROM/ROM high-speed microcontrollers are fast 8051-compatible microcontrollers. They feature a redesigned processor core without wasted clock and memory cycles. As a result, the devices execute every 8051 instruction between 1.5 and 3 times faster than the origi 文件:1.4151 Mbytes 页数:45 Pages | Dallas | Dallas | ||
EPROM/ROM High-Speed Microcontrollers DESCRIPTION The DS87C520/DS83C520 EPROM/ROM high-speed microcontrollers are fast 8051-compatible microcontrollers. They feature a redesigned processor core without wasted clock and memory cycles. As a result, the devices execute every 8051 instruction between 1.5 and 3 times faster than the origi 文件:715.91 Kbytes 页数:43 Pages | Maxim 美信 | Maxim | ||
EPROM/ROM High-Speed Microcontrollers DESCRIPTION The DS87C520/DS83C520 EPROM/ROM high-speed microcontrollers are fast 8051-compatible microcontrollers. They feature a redesigned processor core without wasted clock and memory cycles. As a result, the devices execute every 8051 instruction between 1.5 and 3 times faster than the origi 文件:715.91 Kbytes 页数:43 Pages | Maxim 美信 | Maxim | ||
EPROM/ROM High-Speed Microcontrollers DESCRIPTION The DS87C520/DS83C520 EPROM/ROM high-speed microcontrollers are fast 8051-compatible microcontrollers. They feature a redesigned processor core without wasted clock and memory cycles. As a result, the devices execute every 8051 instruction between 1.5 and 3 times faster than the origi 文件:715.91 Kbytes 页数:43 Pages | Maxim 美信 | Maxim |
技术参数
- MCU Core:
8051 (CISC)
- Core Clock Speed (max)(MHz):
33
- Data Processing:
8-bit
- Instruction Bus:
8-bit
- Data Pointers:
2
- Internal SRAM(KBytes):
1
- Application EPROM(KBytes):
16
- USARTs:
2
- Internal Ring Oscillator:
Yes
- Features:
256-Byte Internal Scratchpad
- Timers 8-bit (max):
3
- Timer Features:
Watchdog
- VSUPPLY(V):
4.5 to 5.5
- Power Features:
Pwr. Fail Interr.
- RoHS Available:
Yes
- Package/ Pins:
CDIP/40
- Smallest Available Pckg. (max w/pins)(mm2):
148.8
- Budgetary Price (See Notes):
$23.88 @1k
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
DALLAS |
25+ |
DIP |
3600 |
绝对原装!现货热卖! |
询价 | ||
24+ |
CDIP |
15 |
询价 | ||||
DALLAS |
16+ |
SSOP |
4000 |
进口原装现货/价格优势! |
询价 | ||
DALLAS |
24+ |
DIP |
14 |
原装现货假一罚十 |
询价 | ||
DALLAS |
24+ |
DIP |
5645 |
公司原厂原装现货假一罚十!特价出售!强势库存! |
询价 | ||
DALLAS |
24+ |
PLCC |
6980 |
原装现货,可开13%税票 |
询价 | ||
DALLAS |
23+ |
PLCC |
2800 |
绝对全新原装!现货!特价!请放心订购! |
询价 | ||
DALLAS |
23+ |
DIP |
5000 |
原装正品,假一罚十 |
询价 | ||
25+ |
60 |
百分百原装正品 真实公司现货库存 本公司只做原装 可 |
询价 | ||||
DALLAS |
05+ |
TQFP/44 |
10 |
全新原装 绝对有货 |
询价 |
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