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): 6/33頁
文件大小: 335K
代理商: ACE9040
6
ACE9040
Characteristic
Value
Typ.
Unit
Conditions
Min.
Max.
Hard Deviation Limiter
Gain
13
15.5
13.5
16
14
16.5
dB
dB
V485 pin = 0 V (for V
DD
= 3.75 V)
V485 pin = V
DD
(for V
DD
= 4.85 V)
Low Pass Filter TXLPF, PREIN to TLPO pins
Distortion
Noise
Frequency response TACS/AMPS
Relative to 1 kHz
1.5
– 60
0.7
+ 0.5
+ 0.5
– 1.5
– 13.0
– 38.0
– 38.0
– 38.0
– 35.0
– 35.0
– 7.5
%THD
dBV
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
1.5 Vp-p Output level
BW = 30 Hz to 30 kHz
f = 307 Hz
f = 676 Hz, 1040 Hz
f = 1410 Hz, 1900 Hz
f = 3010 Hz
f = 3500 Hz
f = 4120 Hz
f = 5590 Hz
f = 9900 Hz
f = 11870 Hz
f = 14950 Hz
0.3
– 0.5
– 0.5
– 3.0
– 38.0
– 60.0
– 60.0
– 60.0
– 60.0
– 60.0
– 8.5
Gain
Attenuation with TXLPF bypassed
Gain Stage AUDIODEV, PREIN to TLPO
Nominal gain
Gain adjustment
Attenuation step size
TXM switch attenuation
Combined TX path
Gain with 3.5
μ
V at Microphone input
Distortion
Noise
Output d.c. level
– 8
8
TEST[0] = 1
0
dB
dB
dB
dB
Output at TLPO
- 2.8
0.2
3.2
0.6
– 60
0.4
Control bits: AUDEV[3:0]
AUDIODEV = 0 dB
33.5
37.5
1.0
– 55.0
1.9
dB
INSENSE = 0 dB, V485 = 0 V
THF & AUDIODEV = 0 dB
MI gain = 22 dB, V
DD
= 3.6 V
Compressor Bypassed
% THD
dBV
V
1.65
ELECTRICAL CHARACTERISTICS
These characteristics are guaranteed over the following conditions unless otherwise stated (Note 1):
T
AMB
= – 40
°
C to + 85
°
C, V
DD
= 3.6 V to 5.0 V
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