HA12173 データシートの表示（PDF） - Hitachi -> Renesas Electronics

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HA12173

Audio Signal Processor for Car Deck and Cassette Deck (Dolby B/C-type NR with PB Amp)

Hitachi -> Renesas Electronics 

HA12173 Series

6

HA12173

Decode Cut vs. Frequency (1)

3

NR-C

VCC = 7 V, 9 V, 16 V

0

Vin = 0 dB

–10 dB

–20 dB

–3

–6

7 V, 9 V

–30 dB

–9

–12

–40 dB

16 V

–15

–18

–60 dB

–21

–24

100

300

1k

3k

Frequency (Hz)

10 k 15 k

1.2

HA12173

0

Decode Cut vs. Frequency (2)

–1.2

–2.4

7 V, 9 V

–3.6

–4.8

–6.0

16 V

–7.2

–8.4

–9.6

NR-B

VCC = 7 V, 9 V, 16 V

–10.8

100

300

1k

3k

Frequency (Hz)

Vin = 0 dB

–10 dB

–20 dB

–30 dB

–40 dB

10 k 20 k

Rev.1, Nov. 1992, page 24 of 66

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