TA2157F - Digital Servo Head Amp

Product Overview

Toshiba Semiconductor

Datasheet Details

Part number	TA2157F
Manufacturer	Toshiba Semiconductor
File Size	210.80 KB
Description	Digital Servo Head Amp
Datasheet	TA2157F Datasheet
Additional preview pages of the TA2157F datasheet.

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 |