TA2157FN, TA2157F - Digital Servo Head Amp

Toshiba Semiconductor

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TA2157FN Datasheet Preview — This datasheet PDF includes multiple part numbers: TA2157FN, TA2157F. Please refer to the document for exact specifications by model.

Datasheet Details

Part number	TA2157FN, TA2157F
Manufacturer	Toshiba Semiconductor
File Size	210.80 KB
Description	Digital Servo Head Amp
Datasheet	TA2157F_ToshibaSemiconductor.pdf
Note	This datasheet PDF includes multiple part numbers: TA2157FN, TA2157F. Please refer to the document for exact specifications by model.

TA2157FN Product details

Description

3.3 V power supply pin Internal Circuit ¾ 22 kW 2 3 3 FPI I Main-beam amp input pin 1 kW 120 mA 2 FNI I Main-beam amp input pin VC 4 TPI I Sub-beam amp input pin 4 5 2 mA 100 W VC 2 mA 5 TNI I Sub-beam amp input pin 20 mA 2 mA 4 mA 6 MDI I Monitor photo diode amp input pin 6 1.75 kW 2 kW 4 mA 14 kW ON: LD-OFF OFF: LD-ON 7 LDO O Laser diode amp output pin 7 1 kW ON/OFF 50 kW 30 kW SEL 8 SEL I GND HiZ VCC APC Circuit OFF ON ON LDO 8 Connected to VCC through 1 kW re

Features

Low power dissipation digital servo head amp Built-in amplifier for generating reference voltage (VRO) Built-in auto laser power control (APC) amplifier Built-in RF amplifier Built-in RF signal automatic gain control (AGC) amplifier Built-in gain change circuit for CD-RW Built-in focus error and tracking error signal amplifiers Built-in track count signal amplifier Normal-, double-, and ×4-speed operation 24-pin mini flat package Weight.

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Published: Dec 13, 2006 |