參數(shù)資料
型號(hào): AP8111
廠商: Electronic Theatre Controls, Inc.
英文描述: TruBass Audio Enhancement Processor
中文描述: TruBass音頻增強(qiáng)處理器
文件頁(yè)數(shù): 5/6頁(yè)
文件大小: 457K
代理商: AP8111
P
A
ASP
AP8111
Revision 2.4
15 April., 2002
5
8 Recommended Operating Condition
The following is the recommended operating conditions for the TruBass analog processor
Symbol
Parameter
VCC
DC supply voltage
Vi
DC input voltage range
Vo
DC output voltage range
Tamb
Operating ambient temperature range
Min
4.75
-0.3
0
0
Max
5.25
VCC+0.3
VCC
70
Unit
Volts
Volts
Volts
°C
9 DC Electrical Specifications
Symbol
Parameter
Vcc
Chip supply voltage
Icc
Operating current
Ipd
Power down supply current
Rin
Left/Right input impedance
Vref
Analog reference voltage
Rload
Resistance load at Left/Right output
Cload
Capacitance load at Left/Right
output
Vil
Digital input logic low
Vmid
Mid-level for Tri-level logic
Conditions
Vcc = 5.0
Vcc = 5.0
Min
4.75
10
2.02
10
Typ
5
10
25
2.25
Max
5.25
50
2.48
50
Units
V
mA
uA
k
V
k
pF
If floated, internal
reference will ensure
Vmid
Vcc = 5.0
0.3
V
V
Vcc/2 –
10%
Vcc/2
Vcc/2 +
10%
Vih
Ileak
Digital input logic high
Digital input leakage ( except
TBGAIN )
Vcc – 0.3
-10
V
uA
10
10 AC Electrical Specifications
Symbol
Parameter
Freq
Audio signal operating frequency
Vrli
Audio input signal level (0dB level
reference)
Vrlo
Audio output level
Gerror
Output gain error
Conditions
Inputs AC coupled
Min
20
Typ
Max
20000
1
Units
Hz
Vrms
Rload = 10k
Bypass mode, input
signal @ 0dB 1kHz
Bypass mode /A-
weighted, input signal @
-60dB 1kHz
Bypass mode
Input @ 0dB 1kHz
Bypass mode
Punch at maximum gain
1
Vrms
dB
-0.5
0.5
SNR
Signal to noise ratio
80
dB
THD
Total harmonic distortion
1
%
Xtalk
Comp
Rate
Channel Crosstalk
TruBass Compressor Ratio
Attack to decay time constant ratio Absolute value set by
-70
dB
2:1
10:1
external capacitor
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