ELM440中文资料PDF规格书
ELM440规格书详情
Description
The ELM440 is an 8 pin digital divider integrated circuit, that provides both 60Hz and 1Hz outputs from a common 3.58MHz NTSC colourburst crystal.
Externally, the designer need only provide the crystal and two appropriate loading capacitors, as well as a suitably bypassed power supply. Internal oscillator circuits then use this reference frequency to precisely derive a stable 60Hz signal. This signal is then further divided to provide a 1Hz output.
Features
• Low power CMOS design
• Wide supply range - 3.0 to 5.5 volt operation
• Generates both 60Hz and 1Hz references
• Automatically synchronizes to the line frequency for long term stability, when it’s available
• Uses a standard 3.58MHz crystal for the time reference if there is no sync input
• High current drive outputs - up to 25 mA
Applications
• Stable 60Hz and 1Hz reference sources
• Master oscillator for clock / timekeeping functions
• DC powered backup 60Hz reference signal
产品属性
- 型号:
ELM440
- 制造商:
ELM
- 制造商全称:
ELM
- 功能描述:
60Hz Generator
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
EVERLIGHT(亿光) |
23+ |
6000 |
诚信服务,绝对原装原盘 |
询价 | |||
EVERLIGHT/亿光 |
22+ |
SOP4 |
15000 |
只做原装正品现货 欢迎来电查询15919825718 |
询价 | ||
EVERLIGHT(亿光) |
23+ |
SOP42.54mm |
7350 |
现货供应,当天可交货!免费送样,原厂技术支持!!! |
询价 | ||
EVERLIGHT/亿光 |
23+ |
NA/ |
9000 |
优势代理渠道,原装正品,可全系列订货开增值税票 |
询价 | ||
EVERLIGHT/亿光 |
新批次 |
SOP4 |
4326 |
询价 | |||
EVERLIGHT/亿光 |
SOP4 |
265209 |
假一罚十原包原标签常备现货! |
询价 | |||
KYOCERAT-亿光 |
24+25+/26+27+ |
SOP-4.贴片 |
18800 |
一一有问必回一特殊渠道一有长期订货一备货HK仓库 |
询价 | ||
EVERLIGHT/亿光 |
23+ |
SOP4 |
50000 |
全新原装正品现货,支持订货 |
询价 | ||
23+ |
N/A |
68000 |
一级代理放心采购 |
询价 | |||
23+ |
N/A |
68000 |
一级代理放心采购 |
询价 |