HA12134A Datasheet, PDF (25/27 Pages) Hitachi Semiconductor – Dolby B-Type Noise Reduction System

26
HA12134A
24
22
20
18
16
14
HA12134A, HA12135A, HA12136A
PB NR-ON
REC NR-OFF,
PB NR-OFF
REC NR-ON
12
5
67
8 9 10 11 12 13 14 15 16
Supply voltage VCC[V]
Figure 35 Maximum Output Level vs. Supply Voltage
90
HA12134A
85
PB NR-ON
80
REC NR-OFF
75
PB NR-OFF
70
REC NR-ON
65
60
55
46
8 10 12 14 16 18
Supply voltage VCC [V]
Figure 36 REC/PB Signal To Noise Ratio vs. Supply Voltage
Rev.3, Jun. 1999, page 25 of 27