TA2157F Selling Leads, Price trend, TA2157F DataSheet download, circuit diagram from SeekIC.com

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 · Bu...

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SeekIC No. : 004511838 Detail

TA2157F: 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 · Bui...

TA2157F Data Sheet

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Part Number:: TA2157F
Supply Ability:: 5000

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1~5000

Unit Price
Negotiable

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Upload time: 2025/1/12

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Recent History
What is this?

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Product Details

Description

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

Specifications

Characteristics		Symbol	Rating	Unit
Supply voltage		V_CC	5	V
Power dissipation	TA2157F	P_D	600	mW
	TA2157FN		500
Operating temperature		T_opr	-40 ~ 85
Storage temperature		T_stg	-55 ~ 150

Note
1: TA2157F: Derated above 25 in the proportion 4.76 mW/.
2: TA2157FN: Derated above 25 in the proportion 4 mW/.

Description

TA2157F/FN is a digital servo head amp for a 3-beam pickup used in CD systems.

Gain for RF signal generation amp can be freely set, supporting CD-RW.

Combining with single-chip processor TC94A14F/FA/FB, a CMOS digital servo, makes configuring CD systems simple.

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TA2157F

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