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超低功耗、18位、差分PULSAR ADC驱动(CN0237)
超低功耗、18位、差分PULSAR ADC驱动(CN0237)
作者: 匿名用户
摘要:
电路功能与优势 图1所示电路使用超低功耗、18位1 MSPS ADC AD7982 ,由低功耗全差分放大器ADA4940-1来驱动。低噪声精密5.0V基准电压源 ADR395用于提供该ADC所需的5V电源。图1所示的所有IC均采用3 mm × 3 mm...

3250人
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ISL8013 3A Low Quiescent Current 1MHz High Efficiency Synchronous Buck Regulator 3A低静态电流1MHz高效同步降压调节器
ISL8013 3A Low Quiescent Current 1MHz High Efficiency Synchronous Buck Regulator 3A低静态电流1MHz高效同步降压调节器
作者: 匿名用户
摘要:
3A Low Quiescent Current 1MHz High Efficiency Synchronous Buck Regulator Description The ISL8013A is a high efficiency, monolithic, synchronous step-down DC/DC converter that can deliver up to 3A c...

1896人
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MAX2235  +3.6V、1W、自动斜率控制功率放大器,适用于900MHz系统
MAX2235 +3.6V、1W、自动斜率控制功率放大器,适用于900MHz系统
作者: 匿名用户
摘要:
概述: The MAX2235 low-voltage, silicon RF power amplifier (PA) is designed for use in the 900MHz frequency band. It operates directly from a single +2.7V to +5.5V supply, making it suitable for use ...

1724人
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VIDEO SIGNAL EDGE ENHANCEMENTS
VIDEO SIGNAL EDGE ENHANCEMENTS
作者: 匿名用户
摘要:
I designed this circuit many years ago, based on the claims that the technique would improve the quality of standard TV images. The circuit adds information to the edges of the objects and was reporte...

1618人
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Classic Plus and Minus DC Power Supply
Classic Plus and Minus DC Power Supply
作者: 匿名用户
摘要:
This is a classic example of a regulated DC power supply that produces both a positive 15v and a negative 15v from a 20vac wall adapter.

2128人
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FLASHING LED ADVERTISING BADGE #1
FLASHING LED ADVERTISING BADGE #1
作者: 匿名用户
摘要:
I have seen numerous flashing light badges at trade shows and conventions. They are often handed out as gifts to promote some business. The devices often use inefficient circuits, which cause the batt...

1841人
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Fully Isolated 50/60Hz Sync Generator
Fully Isolated 50/60Hz Sync Generator
作者: 匿名用户
摘要:
This circuit will produce a single pulse at the zero voltage cross points of the power line voltage.  An opto-coupler provides a very safe 5KV isolation.

1598人
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3v Sweeping Siren Alarm
3v Sweeping Siren Alarm
作者: 匿名用户
摘要:
A while back I was challenged by a visitor to the website.  He needed a very loud sweeping siren type audio sound generator powered by 3v.  He tried some of the commercial sirens but they we...

1852人
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NEC山梨MR和Renesas MCU智能水表方案
NEC山梨MR和Renesas MCU智能水表方案
作者: 匿名用户
摘要:
吴辰彧 ,世强电讯技术中心 水表的发展已有近二百年的历史,在开始阶段相当长的一段时间里,英法日德等国家的水表一直占据着中国水表行业。随着城市供水事业的发展,中国的水表工业也相应地发展起来,从20世纪90年代...

1966人
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SH7014 框图
SH7014 框图
作者: 匿名用户
摘要:

1547人
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H8S/2556群的内部框图
H8S/2556群的内部框图
作者: 匿名用户
摘要:
该LSI是以32位体系结构的H8S/2000 CPU作为核心的高性能微机,并且具有系统构成所需的外围功能。 对于该LSI中的ROM还提供了单电源闪存版。此版具有灵活性,...

1982人
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SH7262, SH7264 框图
SH7262, SH7264 框图
作者: 匿名用户
摘要:
瑞萨科技早期推出的微控制器SH7260系列,内置了具有强大的实时处理能力的SH2A-FPU 32位CPU内核,是一个适用于数字音频领域的解决方案。SH7262 和SH7264属于微控制器SH7...

2228人
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