參數(shù)資料
型號: ACE9040
廠商: Mitel Networks Corporation
英文描述: Audio Processor Advance Information
中文描述: 音頻處理器進展信息
文件頁數(shù): 29/33頁
文件大?。?/td> 335K
代理商: ACE9040
29
ACE9040
Gain and filter set-ups for user control bits: Receive
TACS
AMPS
User control bit(s)
External De-emphasis
- 21 dB
1
- 21 dB
1
Fixed
externally
RXSENSE: Receive audio gain
+ 8 dB
+ 8 dB
Fixed
RXSENSE: Receive audio gain adjustment
range
- 6 to + 6.4 dB
- 6 to + 6.4 dB
RXSEN[4:0]
RXBPF: RX bandpass filter
0 dB
0 dB
Fixed
RX Expander gain EXPGAIN: Internal
+ 12.3 dB
+ 12.3 dB
Fixed
RX Expander gain EXPGAIN: External
0 dB
0 dB
Fixed
Expander: Expansion about unaffected
level (1000 mV, 0 dBV)
1:2
2
1:2
2
Fixed
RXLEVEL, Receive volume control
- 12 dB
- 12 dB
RXV[2:0]
(+ 12 to - 9 dB)
(+ 12 to - 9 dB)
HFATTEN, RX handsfree attenuator
0 to - 49 dB
0 to - 49 dB
RHF[2:0]
EARSENSE
0 dB
0 dB
EARS[3:0]
(- 2.8 to + 3.2 dB)
(- 2.8 to + 3.2 dB)
Ear piece driver
6 dB
6 dB
Fixed
Nominal Receive Gain
(Expander bypassed)
- 6.7 dB
- 6.7 dB
Fixed
DATA and SAT Filters
TX data path filter cut-off
16 kHz
20 kHz
DATAF[1:0]
TX & RX bandpass SAT filter centre
frequency
6 kHz
6 kHz
Fixed
Notes:
1. Attenuation with an external de-emphasis network of series 180 k
with 10 nF to GND at RXI input.
2. Above the unaffected (0 dB gain) level the expander provides gain and below this level it attenuates
.
Table 24 Receive, Data and SAT gain and filter set-ups for user control bits
相關PDF資料
PDF描述
ACE9050 System Controller and Data Modem(為蜂窩式手機提供控制和邏輯接口功能的系統(tǒng)控制器和數(shù)據(jù)調制解調器)
ACE9050 System Controller and Data Modem Advance Information
ACFA-450 AM CERAMIC FILTERS
ACFA-455 AM CERAMIC FILTERS
ACFA-459 AM CERAMIC FILTERS
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