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PDF ATR0881 Data sheet ( Hoja de datos )
| Número de pieza | ATR0881 | |
| Descripción | 3-output Laser Driver with 5 Channels and Serial Interface | |
| Fabricantes | ATMEL Corporation | |
| Logotipo |  |
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Features
• Two High-side Outputs for Grounded Red Laser Diodes
• Total Output Current up to 700 mA at VLD = 3.8V
• One Low-side Output for Floating Blue Laser Diode
• Total Output Current up to 550 mA, External LD Supply Voltage
• Five Channels with Gain DACs
• Two Current Inputs for Read and Write Channels
• Channel 2 Current Contribution up to 350 mA
• LVDS-compatible Enable Inputs at Channels 2, 3, 4 and HFM
• Optional SyncDrive Technology for Increased Timing Accuracy
• Common Enable Input for All Channels
• Low-EMI High-Frequency Modulator (HFM) with Wiper
– Frequency Range 200 MHz to 500 MHz
– Swing up to 100 mApp
– Erase Modulation Supported
• Serial Interface (SPI and TWI) with Write and Read Operation
– LD Output
– Channel Gains and Input Current Source
– Overcurrent Protection
– HFM Frequency and Swing
– HFM Frequency Measurement
– LVDS/Single Ended Input Configurations
– SyncDrive Mode
– Temperature Monitor
– Blue LD Voltage Monitor
• Small, Pb-free, 24-pin, Paddle-up Package 4 mm × 4 mm
Applications
• Blu-ray/DVD/CD Recordable Drives
• Blu-ray Combo Drives
Benefits
• The Serial Interface Yields the Following Benefits:
– Low Pin Count and Small Package
– Flexible Channel Configurations
– Digital Gain Control
– High Accuracy of HFM Frequency
www.DataSheet4U.com
3-output Laser
Driver with 5
Channels and
Serial Interface
ATR0881
Preliminary
Summary
NOTE: This is a summary document.
The complete document is available.
For more information, please contact
your local Atmel sales office.
9105BS–DVD–03/08
1 page  
6. Ordering Information
Extended Type Number
ATR0881-PTQW
Package
QFN24_PUP
7. Package Information
Package: QFN_PUP_4 x 4_24L
Exposed pad 2.2 x 2.2
Dimensions in mm
Not indicated tolerances ±0.05
Top
24
1
6
2.2±0.15
4
ATR0881 [Preliminary]
www.DataSheet4U.com
Remarks
Taped and reeled
0.2
0.75±0.1
Bottom
19
18
24
1
13
12
Z
6
7
0.5 nom.
2.5
Z 10:1
Drawing-No.: 6.543-5106.01-4
Issue: 1; 18.03.04
0.35
0.23±0.07
technical drawings
according to DIN
specifications
8. Revision History
Please note that the following page numbers referred to in this section refer to the specific revision
mentioned, not to this document.
Revision No.
History
9105BS-DVD-03/08
• All TWI parts added
• Applications on page 1 changed
• Section 4 “Thermal Resistance” on page 4 changed
9105BS–DVD–03/08
5
5 Page | ||
| Páginas | Total 6 Páginas | |
| PDF Descargar | [ Datasheet ATR0881.PDF ] | |
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