CXA1829N Просмотр технического описания (PDF) - Sony Semiconductor

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производитель

CXA1829N

8ch. Read/Write Amplifier for Thin Film Heads of Hard Disk Drive

Sony Semiconductor 

CXA1829N

Refer to Measurement Circuit 1.

Measure-

Item

Symbol

Measurement conditions

ment Min. Typ. Max. Unit

point

Ripple voltage SG3: 5 V ± 100 mVp-p,

Supply voltage rejection

ratio

10 MHz

PSRR When Read amplifier output is Vp K

(mVp-p), then: PSRR = 20 log (100/Vp)

45

55

+ 20 log Av

Selected head input voltage: 0 mVp-p

dB

Non-selected head input voltage SG1:

Channel separation

100 mVp-p, 10 MHz

CS

K

When Read amplifier output is Vcs

45

55

(mVp-p), then: CS = 20 log (100/Vcs) +

20 log Av

Non-selected head voltage

VHUS

Non

selected

head

0.2

V

—6—

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