參數(shù)資料
型號(hào): HA12207
廠商: Hitachi,Ltd.
英文描述: Audio Signal Processor for Cassette Deck
中文描述: 音頻信號(hào)處理器卡座
文件頁(yè)數(shù): 7/27頁(yè)
文件大小: 148K
代理商: HA12207
HA12207NT
Rev.3, Jun. 1999, page 7 of 27
Functional Description
Power Supply Range
HA12207NT is designed to operate on single supply, shown by table 1.
Table 1
Supply Voltage
Item
Power Supply Range
Single Supply
9.5V to 15.0V
Reference Voltage
As AC reference (Vref) of this IC has not a current drivability, Vref fluctuates by A/B switching of PB-EQ.
Provided it causes you anxiety, please supply 7 pin with approximate 1/2 V
CC
voltage.
For example, a suitable circuit is shown by figure 1.
This IC has a capacitor charger for the Vref, indicated to the pin interface circuit figure.
470
GND
1
22
7
V
CC
Vref
+470
μ
F
Lch PB-EQ Reference voltage
Lch REC-EQ Reference voltage
Rch REC-EQ Reference voltage
Rch PB-EQ Reference voltage
Figure 1 Reference Voltage Circuit
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
HA12207NT 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:Audio Signal Processor for Cassette Deck
HA12209 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:Audio Signal Processor for Cassette Deck(Dolby B-type NR with Recording System)
HA12209F 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:Audio Signal Processor for Cassette Deck(Dolby B-type NR with Recording System)
HA12211 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:Audio Signal Processor for Cassette Deck (Deck 1 Chip)
HA12211NT 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:Audio Signal Processor for Cassette Deck (Deck 1 Chip)