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

部品番号

コンポーネント説明

メーカー

HA12142NT

Dolby B- and C-Type Noise Reduction System

Hitachi -> Renesas Electronics 

HA12141NT, HA12142NT, HA12170NT, HA12161FP, HA12162FP

Electrical Characteristics (HA12141NT, HA12142NT, HA12170NT) (Ta = 25°C,

VCC = Vopr-typ, unless otherwise specified)

(Dolby Level = 300 mVrms at TP (REC-mode: TP2, TP4 PB-mode: TP1, TP3))

Item

Symbol Min

Operating HA12141NT Vopr

7.5

voltage HA12142NT

9.5

HA12170NT

12.0

Quiescent current

Input amp gain

ICC

Gv

(IA REC)

—

18.0

Gv (IA PB) 18.0

B–type NR

B-ENC-2 k 2.8

Encode boost

B-ENC-5 k 1.7

C–Type NR

C-ENC-1 k 3.9

(1)

Encode boost

C-ENC-1 k 18.1

(2)

C-ENC- 9.8

700

Signal

HA12141NT Vomax 12.0

handling HA12142NT

12.0

HA12170NT

12.0

Typ Max

12.0 16.0

12.0 16.0

14.0 16.0

12.0 —

20.0 22.0

20.0 22.0

4.3 5.8

3.2 4.7

5.9 7.9

19.6 21.6

11.8 13.8

13.0 —

13.0 —

13.0 —

Test conditions

Unit R/P NR f (Hz)

V ———

V

V

mA R OFF — No signal

dB R OFF 1 k Vin = 0dB

dB P

dB R

dB R

dB R

OFF 1 k

B 2k

B 5k

C 1k

Vin = –20dB

Vin = –20dB

Vin = –20dB

dB R C 1 k Vin = –60dB

dB R C 700 Vin = –30dB

dB R

dB

dB

OFF 1 k

THD = 1%

VCC = 7.5V

VCC = 9.5V

VCC = 12V

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

Share Link: