CXA2765ER Datasheet, PDF (1/32 Pages) Sony Corporation – 5-channel 3-LD Driver for Optical Disk Drive

5-channel 3-LD Driver for Optical Disk Drive
CXA2765ER
Description
The CXA2765ER is a laser driver IC that can drive optical disk lasers capable of writing the three formats of
CD, DVD and BD.
(Applications: Writable 3-wavelength optical disk drive)
Features
‹ Supports power save mode with register setting LDOFF
‹ LD drivers
Š Three LD drivers for CD, DVD and BD
Š Maximum driving current
y OUTBD: Total = 450mA (Each channel: 150mA, 200mA, 150mA, 50mA, 150mA)
y OUT1, OUT2: Total = 800mA (Each channel: 180mA, 400mA, 300mA, 150mA, 180mA)
Š Driver current noise: 0.4nA/ Hz (Read)
Š 5-channel control allows generation of a 5-value recording waveform
Š Register setting of high-frequency modulator (HFM) frequency and amplitude
y Frequency: 200MHz to 600MHz, 8 bits
y Amplitude: 0mAp-p to 100mAp-p, 8 bits
Š IOP monitor using the VIOPMON pin (BD only)
Š VOP monitor using the VIOPMON pin
Š Register setting of HFM spectrum diffusion function (Modulation frequency: 2 bits, diffusion frequency: 2 bits)
Package
32-pin VQFN (Plastic)
Structure
CMOS IC
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.
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