HA12142NT データシートの表示（PDF） - Hitachi -> Renesas Electronics

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HA12142NT

Dolby B- and C-Type Noise Reduction System

Hitachi -> Renesas Electronics 

HA12141NT, HA12142NT, HA12170NT, HA12161FP, HA12162FP

Electrical Characteristics (HA12161FP, HA12162FP) (Ta = 25°C, VCC = 12 V, Unless

otherwise specified)

(Dolby Level = 300 mVrms at TP (PB-mode: TP1, TP3)) (cont)

Item

Control voltage for

AUX 2/AUX 1/PB

Symbol

Vcont

(AUX 2)

Min

VCC–1

Typ Max

—

VCC

Test conditions

Unit P/AUX NR f (Hz)

V

A2/ A1/ P 24

22k

Measure

V

Control voltage for

NR C/B OFF

Vcont

2.5

—

(AUX 1)

Vcont (PB) 0.0

—

Vcont (C)

VCC

2

+

3

—

VCC

2

+

0.5

V

0.4

V

VCC

V

C/ B/ OFF 5

22k

Measure

V

Vcont (B) VCC – 0.5 —

2

Vcont

0.0

—

(OFF)

PB-OUT HA12161FP Vout

250

300

level

HA12162FP

490

580

PB-out offset

Voffset –100

0.0

VCC

2

+

0.5

V

V CC

–3

V

2

350

670

+100

mVrms P

mVrms

mV P

Channel balance

∆Gv

–1.0

0.0 1.0

dB P

OFF 1 k Vin = 0dB

OFF —

→C

OFF 1 k

No signal

Vin = 0dB

Rev.3, Jun. 1999, page 6 of 63

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