NJM3470(2003) 데이터 시트보기 (PDF) - Japan Radio Corporation

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NJM3470
(Rev.:2003)

FDD READ AMPLIFIER SYSTEM

Japan Radio Corporation  

NJM3470/3470A

FDD READ AMPLIFIER SYSTEM

■ GENERAL DESCRIPTION

■ PACKAGE OUTLINE

The NJM3470/3470A are monolithic read amplifier systems for

obtaining digital signal from floppy disk storage.

The NJM3470/3470A are designed to get pulse output signal

produced by the magnetic head amp of the input signal. They contain

amplifiers, peak detector, and pulse shape circuit. They are classified

two ranks by peak shift characteristic; NJM3470 (5%), NJM3470A (2%).

■ FEATURES

• Gain Adjastable

• Wide Bandwidth

• Peak Shift

• Package Outline

• Bipolar Technology

(5MHz min. @-3dB)

(A-rank : 2%max.)

DIP18

NJM3470D/3470AD

■ PIN CONFIGURATION

■ BLOCK DIAGRAM

NJM3470D/3470AD

■ ABSOLUTE MAXIMUM RATINGS

PARAMETER

SYMBOL

Supply Voltage I (Pin 11)

V+1

Supply Voltage II (Pin 18)

V+2

Input Voltage (Pin 1-2)

VIN

Output Voltage (Pin 10)

VO

Operating Temperature Range

Topr

Storage Temperature Range

Tstg

RATINGS

7

16

-0.2 to 7.0

-0.2 to 7.0

-20 to +75

-40 to +125

(Ta = 25ºC)

UNIT

V

V

V

V

ºC

ºC

Ver.2003-12-09

-1-

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