The DS1124U-25+ is a 5V 8bit programmable timing element in 10 pin μSOP package. The 8bit programmable timing element similar in function to the DS1021-25. The 256-delay intervals is programmed by using a 3-wire serial interface With a 0.25ns step size, the device can provide a delay time from 20ns up to 84ns with an integral nonlinearity of ±3ns. It is used for LCD televisions, telecommunications, digital test equipment, digital video projection and signal generators and analyzers.
- Supply voltage range is 4.75V to 5.25V
- Operating temperature range from -40°C to 85°C
- Leading and trailing-edge accuracy
- CMOS/TTL compatible
- Can delay signals by a full period or more
- Maximum active current is 30mA
- Maximum serial clock frequency is 10MHz
- Maximum input rise and fall times is 1μs
- Minimum input pulse width is 40ns
时钟与计时
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