HA12170NT データシートの表示（PDF） - Hitachi -> Renesas Electronics

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HA12170NT

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))

Item

Symbol Min

Operating HA12161FP Vopr

7.5

voltage HA12162FP

9.5

Quiescent current

Input amp gain

ICC

—

Gv

18.0

(IA AUX 1)

Gv (IA PB) 18.0

B-type NR

B-DEC-2 k –5.8

decode cut

B-DEC-5 k –4.7

C-Type NR

decode cut

C-DEC-1 k –7.9

(1)

C-DEC-1 k –21.6

(2)

Signal

HA12161FP Vomax 12.0

handling HA12162FP

12.0

Signal to noise ratio

S/N (PB) 70.0

Total harmonic distortion THD (OFF) —

THD (C) —

NR OFF frequency

response

FR-OFF –4.0

Crosstalk

between AUX 1→PB

CT (AUX —

1→PB)

Crosstalk

CT (L→R) —

between channel

CT (R→L) —

Typ Max

12.0 16.0

12.0 16.0

12.0 —

20.0 22.0

20.0 22.0

–4.3 –2.8

–3.2 –1.7

–5.9 –3.9

–19.6 –18.1

13.0 —

13.0 —

76.0 —

0.03 0.15

0.09 0.3

–1.0 +3.0

80.0 —

85.0 —

85.0 —

Test conditions

Unit P/AUX NR f (Hz)

V — ——

V

mA P

OFF —

No signal

dB AUX1 OFF 1 k Vin = 0dB

dB P

dB P

dB P

dB P

OFF 1 k

B 2k

B 5k

C 1k

Vout = –20dB

Vout = –20dB

Vout = –20dB

dB P

C 1 k Vout = –60dB

dB P

dB

dB P

%P

%P

dB P

OFF 1 k

OFF —

THD = 1%

Rg = 10kΩ

CCIR/ARM

VCC = 7.5V

VCC = 9.5V

OFF 1 k Vin = 0dB

C 1 k Vin = 0dB

OFF 100 k Vin = 0dB

dB P

OFF 1 k Vin = 0dB

dB P

dB

OFF 1 k Vin = 12dB

Rev.3, Jun. 1999, page 5 of 63

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