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CXA2697ER Datasheet

  • CXA2697ER

  • 5-Channel 2-LD Driver for Optical Disc Drive

  • 177.12KB

  • 18頁(yè)

  • SONY   SONY

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CXA2697ER
5-Channel 2-LD Driver for Optical Disc Drive
Description
The CXA2697ER is a laser driver IC corresponded
to DVD
脳12
and capable of driving two high output
lasers (CD/DVD) for writable optical discs.
Features
鈥?/div>
CD write channel maximum drive current: 300mA
(V
CC
= 3V, V
CC
_LD = 4.5V, VOP = 2.5V)
鈥?/div>
CD total maximum drive current: 370mA
(V
CC
= 3.3V, V
CC
_LD = 5V, VOP = 2.5V)
鈥?/div>
DVD write channel maximum drive current: 270mA
(V
CC
= 3V, V
CC
_LD = 4.5V, VOP = 3V)
鈥?/div>
DVD total maximum drive current: 360mA
(V
CC
= 3.3V, V
CC
_LD = 5V, VOP = 3V)
鈥?/div>
Capable of generating five-value recording
waveform through control of five channels
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
Rise/Fall times = 1ns
Read Channel:
脳125
Write Channel:
脳470
Read Channel has extensive low-noise design
1.5nA/鈭欻z (@20MHz, I
LD
= 35mA, Imod = 20mAp-p)
High frequency modulator circuit
Frequency variable range: 200 to 600MHz
Modulator amplitude can be set separately for CD
and DVD.
DVD modulator amplitude switching function
Timing input for generating recording waveform
can be adapted to both differential input (LVDS)
and single-end input (3.3V CMOS/TTL).
Applications
CD-R, CD-RW, DVD-R, DVD-RW, DVD+R/RW,
DVD-ROM and DVD-RAM for high-speed writable
optical disc drives
Structure
Bi-CMOS IC
32 pin VQFN (Plastic)
Preliminary
Absolute Maximum Ratings
鈥?/div>
Supply voltage
V
CC
V
CC
_LD
鈥?/div>
Storage temperature
Tstg
鈥?/div>
Allowable power dissipation
P
D
Operating Conditions
鈥?/div>
Supply voltage
3.6
5.5
鈥?5 to +150
TBD
V
V
擄C
mW
V
CC
3 to 3.6
V
CC
_LD 4.5 to 5.5
鈥?/div>
Operating temperature Topr
鈥?0 to +75
V
V
擄C
Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by
any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the
operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.
鈥?鈥?/div>
PE03819-PS

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