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參數(shù)資料
| 型號： | HA12231FP |
| 廠商： | Hitachi,Ltd. |
| 英文描述： | Audio Signal Processor for Car Deck (PB 1 Chip) |
| 中文描述： | 音頻信號處理器為汽車甲板（鉛1片） |
| 文件頁數(shù)： | 10/25頁 |
| 文件大?。?/td> | 132K |
| 代理商： | HA12231FP |
HA12231FP
10
Input Block Diagram and Level Diagram
The each level shown above is typical value
when offering PBOUT level to PBOUT pin.
(EQ Amp. Gv = 40 dB, f = 1 kHz)
+
EQ Amp.
the other
channel
C1
0.1
μ
F
Input Amp.
60mVrms
(
22.2dBs)
EQOUT
TAI
30mVrms
(
28.2dBs)
FIN
PBIN
0.6mVrms
(
62.2dBs)
RIN
VREF
PBOUT Level
HA12231FP: 450 mVrms (
4.7 dBs)
0dB
PBOUT
MUTE
+
R2
5.1k
23.5dB
R1
5.1k
Figure 3 Input Block Diagram
Adjustment of Playback Reference Operate Level
After replace R1 and R2 with a half-fix volume of 10 k
, adjust playback reference operate level.
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