Photo Detector Integrated Circuit features 140 MHz bandwidth.

Press Release Summary:

Model SP8051 offers 4 high-speed data detection channels and 4 additional tracking channels. It features slew rates of 350 V per microsecond and offers 70 db PSRR with less than 5 mV of differential offset between channels. With 3 selectable gain settings and 2 differential data summing outputs, product adjusts to various media types and provides large output swings for fast signal detection. It comes in 16-pin clear COB packaging measuring 4.9 x 4.0 mm.

Original Press Release:

Sipex's New Photo Detector IC Sets Performance Benchmarks

The SP8051 fully integrated PDIC features 140MHz bandwidth and industry-leading 70dB noise immunity

(Milpitas, CA - April 29, 2003) - Sipex Corporation (NASDAQ: SIPX) today announced its highest performing Photo Detector Integrated Circuit (PDIC), the SP8051. Specially designed to meet the most demanding requirements of next generation writeable DVD and CD drives, the SP8051 offers 4 high-speed data detection channels and 4 additional tracking channels. This advanced device features slew rates of 350V per microsecond and offers 70db PSRR with less than 5mV of differential offset between the channels.

With three selectable gain settings and two differential data summing outputs, the product enables the flexibility to adjust to various media types and provides large output swings for faster signal detection. The PDIC is manufactured on Sipex's innovative 10GHz BiCMOS process which allows for extremely efficient integration of the photo diode and superior analog circuits.

"Sipex has once again delivered an unbeatable combination of features to address the needs of the rapidly-growing DVD burner market," said Kevin Plouse, senior vice president of marketing and business development. "As our first non-custom PDIC, the SP8051 provides mass market appeal and provides a platform for any DVD designer to benefit from our technology."

SP8051 Typical Features and Packaging
o 140MHz bandwidth
o Three selectable gain settings
o 70dB PSRR
o 5mV Output Offset
o 12ns Differential Output settling time
o 9ns Fast Channel settling time
o 1ns Group Delay
o 17ns Saturation Recovery time
o 350V/us Slew Rate
o Differential Outputs with 2.7v output swing
o 16 pin clear COB packaging, 4.9mm x 4.0mm

Pricing and Availability
The SP8051 is available now and is priced at $1.55 in 100,000 piece quantities. An evaluation board is also available to assist in the evaluation of the SP8051. Datasheets and additional information on the SP8051 and other Sipex product offerings may be found on the company web site at

About Sipex Optical Storage Products
The optical storage product family offers complete electronic solutions that enable faster read speeds and smaller footprints in the pick up heads of DVD-R/W, DVD-RAM, and CDRW systems. This family includes photo-detector ICs, laser diode drivers, and advanced power control ICs. Utilizing extremely high-performance BiCMOS processing, Sipex's products lead or match all competitors in key parameters such as bandwidth, settling times and output noise.

About Sipex
Sipex is a semiconductor company that designs, manufactures and markets, high performance, value-added analog integrated circuits. Sipex serves the broad analog signal processing market with interface circuits, power management and optical storage ICs. The company is headquartered in Milpitas, California with additional sales offices in Belgium, China, Germany, Japan, Korea and Taiwan. Sipex sells both direct and through distribution channels.

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