Article List :  2008/08/11 : 3 posted

FS7140-01 - Programmable Phase-Locked Loop Clock Generator

AMI Semiconductor 2008/08/11 14:37

Description
The FS7140 / FS7145 is a monolithic CMOS clock generator/regenerator IC designed to minimize cost and component count in a variety of electronic systems.
Via the I2Cbus interface, the FS714x can be adapted to many clock generation requirements.
The length of the reference and feedback dividers, their fine granularity, and the flexibility of the post divider make the FS714x the most flexible stand-alone phase-locked loop (PLL) clock generator available.

Features
* Extremely flexible and low-jitter phase-locked loop (PLL) frequency synthesis
* No external loop filter components needed
* 150MHz CMOS or 340MHz PECL outputs
* Completely configurable via I2C™-bus
* Up to four FS7140 or FS7145 can be used on a single I2C-bus
* 3.3V operation
* Independent on-chip crystal oscillator and external
reference input
* Very low "cumulative" jitter

Applications
* Precision frequency synthesis
* Low-frequency clock multiplication
* Video line-locked clock generation
* Laser beam printers (FS7145)

FS7145
FS7140
 

FS7140-01 - Programmable Phase-Locked Loop Clock Generator

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ACS04MS - Radiation Hardened Hex Inverter

Intersil 2008/08/11 14:22

Description
The Radiation Hardened ACS04MS is a Hex Inverter.
This device simply inverts the level present on each input.
All inputs are buffered and the outputs are designed for balanced propagation delay and transition times.
The ACS04MS is fabricated on a CMOS Silicon on Sapphire (SOS) process, which provides an immunity to Single Event Latch-up and the capability of highly reliable performance in any radiation environment.
These devices offer significant power reduction and faster performance when compared to ALSTTL types.
Specifications for Rad Hard QML devices are controlled by the Defense Supply Center in Columbus (DSCC).
The SMD numbers listed below must be used when ordering.
Detailed Electrical Specifications for the ACS04MS are contained in SMD 5962-98603.
A “hot-link” is provided on our homepage with instructions for downloading.

Features
* QML Qualified Per MIL-PRF-38535 Requirements
* 1.25 Micron Radiation Hardened SOS CMOS
* Radiation Environment
- Latch-Up Free Under Any Conditions
- Total Dose 3 x 105 RAD(Si)
- SEU Immunity <1 x 10-10 Errors/Bit/Day
- SEU LET Threshold >100MeV/(mg/cm2)
* Input Logic Levels VIL = (0.3)(VCC), VIH = (0.7)(VCC)
* Output Current ±8mA (Min)
* Quiescent Supply Current 100μA (Max)
* Propagation Delay 15ns (Max)

Applications
* High Speed Control Circuits
* Sensor Monitoring
* Low Power Designs

ACS04DMSR-03
ACS04D/SAMPLE-03
 

ACS04MS - Radiation Hardened Hex Inverter

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ICL7106 - True Differential input and Reference, Direct Display

Estek 2008/08/11 13:51

Description
The ICL7106 and ICL7107 are high performance,low power 31/ 2 digit A/D converters. Included are seven segment decoders, display drivers, a reference, and a clock.
The ICL7106 is designed to interface with a liquid crystal display (LCD) and includes a multiplexed backplane drive, the ICL7107 will directly drive an instrument size light emitting diode (LED) display.
The ICL7106 and ICL7107 bring together a combination of high accuracy, versatility, and true economy.
True differential inputs and reference are useful in all systems, but give the designer an uncommon advantage when measuring load cells, strain gauges andother bridge type transducers.
Finally he true economy of single power Supply operation ( ICL7106 ), enables a high performance panel meter to be built with the addition of only 10 passive display.

Features
* Guaranteed Zero Reading for 0V input on All Scales
* True Polarity at Zero for Precise Null Detection
* True Differential input and Reference, Direct Display
* Drive
- LCD ICL7106
- LED ICL7107
* Low Noise-Less Than 15 uVp-p
* On Chip Clock and Reference
* Low Power DissipationTypically Less Than 10mW
* No Additional Active Circuits Required
* New Small Outline Surface Mount Package Available

 

ICL7106 - True Differential input and Reference, Direct Display

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