參數(shù)資料
型號: HA12167FB
廠商: Hitachi,Ltd.
英文描述: Audio Signal Processor for Cassette Deck (Deck 1 Chip)
中文描述: 音頻信號處理器卡座(甲板1片)
文件頁數(shù): 29/73頁
文件大?。?/td> 524K
代理商: HA12167FB
HA12167FB/HA12169FB
Rev.3, Jun. 1997, page 29 of 73
Equalizer Characteristics Control Using a Bias DAC
When only one of the bias DAC channels is used, any one of the six parameters (FM, fQ, f/Q, GH, GL, and
GP) that set the equalizer’s chara cteristics can controlled by the unused bias DAC.
The figure below gives one example.
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6 bit
DAC
6 bit
DAC
BIAS ADJ (C)
BIAS ADJ (M)
BIAS ADJ (N)
GND
BIAS CONT
DAC OUT
V
CC
FM
fQ
f/Q
GH
GL
GP
HM
NN
NC
NM
HN
HC
EQ-
controller
R
GP
R
ADJ
R = R
n: DAC step
GP
63 R
2 n
Figure 11 Bias DAC Control of the GP Parameter
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
HA12167FB/HA12169FB 制造商:未知廠家 制造商全稱:未知廠家 功能描述:
HA12169FB 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:Audio Signal Processor for Cassette Deck (Deck 1 Chip)
HA-1217 制造商:NEL 制造商全稱:Nel Frequency Controls,inc 功能描述:TTL Compatible Enable/Disable
HA12170NT 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:Dolby B- and C-Type Noise Reduction System
HA12173 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:Audio Signal Processor for Car Deck and Cassette Deck (Dolby B/C-type NR with PB Amp)