# EL6291C Laser Diode Driver with Waveform Generator

## Features

️· Complete programmable laser diode driver
️· Maximum 250mA output
️· 8-bit x 8-bit multiplying DAC for full-scale adjustment and resolution
️· 0.17nsec timer resolution
️· Two laser outputs for read/write DVD and CD combinations
️· Programmable waveform values support DVD-RAM, DVD-R, DVD+RW, DVD-RW, CD-RW, and CD-R
️· Analog input supports APC
️· Programmable HFM oscillator (100mAP-P, 200MHz - 600MHz)
️· PLL for reduced-frequency clock on flex cable
️· Separate serial input (up to 25Mb/sec)

## Applications

️· Combination DVD writable and CD writable drives
️· DVD camcorders
️· DVD video recorders

## Ordering Information

️· EL6291CY: 0°C to +70°C, 32-Pin QFN (MDP0045)
️· EL6291CL: 0°C to +70°C, 32-Pin LPP (MDP0046)

## General Description

️· Highly integrated laser diode driver for multi-standard writable optical drives
️· Programmable waveform generator for diode current and timing
️· Supports data inspection and waveform generation for various clock periods
️· Programmable timers support different media and speeds via serial interface
️· Requires 3.3V and 5V supplies
️· Available in 32-pin LPP and QFN packages

## Connection Diagram (32-Pin LPP Top View)

️· 1: Thermal Pad
️· 2-7: Various signals (CLK, NRZ, VSL, GND, VSO, OUT1, OUT2)
️· 8-32: Signals including: R/W, SCLK, SDIO, SEN, BUSY, RSET, IAPC, VSA, RFREQ, ENA, L/G, MON, etc. (See datasheet for complete list)