HA12215 Hitachi Semiconductor, HA12215 Datasheet - Page 64
HA12215
Manufacturer Part Number
HA12215
Description
Audio Signal Processor for Cassette Deck(Dolby B-type NR with Recording System)
Manufacturer
Hitachi Semiconductor
Datasheet
1.HA12215.pdf
(69 pages)
- Current page: 64 of 69
- Download datasheet (390Kb)
HA12215F
Rev.5, Oct. 1999, page 64 of 69
10
8
6
4
2
0
2
4
0.01
1.0
0.1
Vin = 12dB, Both channel input (L, Rch), RIN
5
f = 1kHz, V
TYPE II
(Crom tape)
100
ALC Total Harmonic Distortion vs. Input Level (2)
TYPE I, IV (Norm tape, Metal tape)
TYPE II (Crom tape)
Cal = 0V
Cal = 2.5V
Cal = 5V
0
ALC Operate Level vs. Frequency
S
= 7.0V
5
Input Level Vin (dB)
Frequency (Hz)
10
1k
15
20
25
RECOUT
10k
30
ALC-CAL = 5V
ALC-CAL = 2.5V
ALC-CAL = 0V
50k
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