EL6296
®
Data Sheet
Augus t 18, 2004
FN7273.1
Las er Diode Driver with Waveform
Generator
Features
• Pb-free available
The EL6296 is a highly integrated
laser diode driver designed to support
multi-standard writable optical drives.
• Complete programmable laser diode driver
• 350mA maximum total output
It accomplishes this by incorporating a waveform generator
wherein the diode currents and timing details can be
programmed before operation. The data input circuitry
inspects the NRZ serial data waveform and generates
programmed waveforms in recognition of 3, 4, 5, or 6 or
more clock periods of space changing to 3, 4, 5, or 6 or more
clock periods of mark, and vice versa.
• 8-bit x 8-bit multiplying DAC output provides 8-bit full scale
adjustment and 8-bit resolution at any full scale output
• 0.17ns timer resolution
• Two laser outputs allows read/write DVD and CD
combinations
• Programmable waveform values support 2.6GB DVD-
RAM, 4.7GB DVD-RAM, DVD-R, DVD+RW, DVD-RW,
CD-RW, and CD-R
This programmable architecture allows reprogramming of
the timers to support different media, DVD or CD standards,
and different speeds. The programming is accomplished
through a serial interface port. Two outputs are provided to
support dual-laser multi-standard optical heads.
• Analog input supports APC
• HFM oscillator programmable to 100mA
to 500MHz
from 100MHz
P-P
The EL6296 requires 3.3V and 5V supplies, with all the
logical interface operating on the 3.3V supply.
• PLL allows reduced-frequency clock on flex cable
• Separate serial input works up to 25Mb/sec
Ordering Information
Applications
PKG.
• Combination DVD writable and CD writable drives
• DVD camcorders
PART NUMBER
EL6296CL
PACKAGE
24-Pin QFN
24-Pin QFN
24-Pin QFN
TAPE & REEL
DWG. #
MDP0046
MDP0046
MDP0046
MDP0046
-
7”
13”
-
EL6296CL-T7
EL6296CL-T13
• DVD video recorders
Pinout
EL6296CLZ
(See Note)
24-Pin QFN
(Pb-free)
EL6296
(24-PIN QFN)
TOP VIEW
EL6296CLZ-T7
(See Note)
24-Pin QFN
(Pb-free)
7”
MDP0046
MDP0046
EL6296CLZ-T13 24-Pin QFN
(See Note) (Pb-free)
13”
RWB
CLK
NRZ
VSL
GND
VSL
VSA
1
2
3
4
5
6
7
19 VSO
18 OUT1
17 GND
16 VSO
15 OUT2
14 VSO
13 L/G
NOTE: Intersil Pb-free products employ special Pb-free material
sets; molding compounds/die attach materials and 100% matte tin
plate termination finish, which is compatible with both SnPb and
Pb-free soldering operations. Intersil Pb-free products are MSL
classified at Pb-free peak reflow temperatures that meet or exceed
the Pb-free requirements of IPC/JEDEC J Std-020B.
THERMAL
PAD
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CAUTION: These devices are sensitive to electrostatic discharge; follow proper IC Handling Procedures.
1
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