Product category: Power Supply ICs and Controllers
News Release from: Intersil | Subject: EL6229C
Edited by the Electronicstalk Editorial Team on 16 December 2002
Dual diode driver
speeds up CD-R/W designs
A new dual laser diode driver can increase CD/DVD DVD read and CD-R/W read/write speeds up to x52
Intersil's new EL6229C is a three-channel laser driver that allows optical disk drive manufacturers to increase the performance of existing designs or quickly develop a new DVD/CD dual writers from a single CD writer drive design. The EL6229C is the latest addition to Intersil's portfolio of CD and DVD recordable products that have made Intersil the number one laser driver IC supplier in the world.
This article was originally published on Electronicstalk on 16 December 2002 at 8.00am (UK)
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This latest dual laser driver provides outputs for both a CD and DVD laser diode, allowing designers to quickly upgrade to higher waveform fidelity, better performance and higher speed CD-R and CD-R/W operation.
It also reduces component count, shortens signal routing and enables more compact optical pickup designs and is fully pin-for-pin compatible with Intersil's existing EL6119 driver.
Intersil's EL6229C is a dual three-channel (one read and two write levels) laser driver that provides improved current control to both the CD and DVD laser diodes.
Each channel features a separate enable pin for the DVD or CD driver output to give simplified control and 100% compatibility with existing single channel designs.
The EL6229C has an on-chip 600MHz oscillator to allow frequency and amplitude control by use of external resistors.
The external resistors allow customers to accurately and independently set each amplifier transconductance by applying a voltage to the resistor without restriction on the voltage range, thus ensuring broad voltage DAC compatibility.
It also includes a disable feature for power-up protection and power savings.
The EL6229C is compliant with the industry-standard Orange Specification for CD-R and CD-R/W write strategy disc formats at speeds up to x52 and all DVD formats.
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