EDN

CMOS Crystal Frequency Multiplier

Crystals usually operate at fundamental frequencies up to about 15 MHz. Whenever higher frequencies are required a frequency multiplier is placed after the crystal oscillator. The resulting output ...
New Electronics

Quartz –crystal level performance with cmos oscillator, says IDT

Integrated Device Technology has announced the availability of all-silicon cmos oscillators in wafer and package forms. According to the mixed signal semiconductor specialist, it is the only company ...
Electronic Design

Crystal Oscillator Features Low Current, Low Startup Voltage

Fig 1. This Pierce-series resonant oscillator can reliably start at supply voltages as low as 2.4 V. It also draws very low current, ensuring long battery life. Fig 2. An oscilloscope photo shows the ...
Design-Reuse

32.768 kHz Crystal oscillator

040TSMC_OSC_01 is a CMOS inverter of a Pierce-type variation with an integrated Temperature Compensated Crystal (Xtal) Oscillator (TCXO) and a 32.768 ...
Electronic Design

40.680-MHz FSK RF Transmitter Uses Two CMOS Inverters

Single-chip transmitters proposed by some IC manufacturers have good electrical performance, but they're often plagued by some drawbacks. For instance, they're hard to find in small quantities. Also, ...
EDN

CMOS 4069 Driven Frequency Doubler

The circuit has been designed using a single CMOS integrated circuit of model 4069 to produce a frequency that is twice of the input signal by functioning as a frequency doubler. Frequency – a measure ...