ZL40510 Datasheet, PDF (1/30 Pages) Zarlink Semiconductor Inc – Dual Output DVD and CD 4 Channel Laser Diode Drivers

Features
• Single 5 V supply (±10%)
• 150 mA low-noise read channel with 100 x
current gain
• Three 500 mA write channels with 240 x gain
• Combined channel output 700 mA
• Dual output for DVD/CD laser
• Rise and fall times 1 ns typical
• Oscillator, 500 MHz, 100 mA with external
resistor control of frequency and amplitude
• Power Up/Down control
• LVDS control signals
• > 2 kV ESD
• Low R_th QFN package
• Contact Zarlink for available Custom Gain and
Input Impedance options
PWR_UP
19
20 ^INR
GND
21 ^IN2
GND
22 ^IN3
23 ^{IN4 GND}
GND
GND_IN
24
1 ^EN2
2 ^/EN2
3 ^EN3
4 ^/EN3
5 ^EN4
6 ^/EN4
7 ^VCC_IN
8 ^OSCEN
ZL40510/14
Dual Output DVD and CD
4 Channel Laser Diode Drivers
Data Sheet
February 2005
Ordering Information
ZL40510LCE
ZL40510LCF
ZL40514LCE
ZL40514LCF
(tubes) 24 lead QFN
(tape and reel) 24 lead QFN
(tubes) 24 lead QFN
(tape and reel) 24 lead QFN
-40°C to +85°C
Applications
• DVD±RW/RAM
• DVD±R
• CD-RW
• CD-R
• Write optical drives
• Laser Diode current switch
• Supports double density DVD
VCC_A
18
OUTA
17
GND ₁₆
OUTB ₁₅
VCC_B ₁₄
RFA RFB RSA RSB
9 10
11 12
SELA
13
Figure 1 - Functional Block Diagram
1
Zarlink Semiconductor Inc.
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Copyright 2004-2005, Zarlink Semiconductor Inc. All Rights Reserved.