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參數(shù)資料
| 型號： | THAT4311 |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | Low-voltage, Low-power Analog Engine?? Dynamics Processor |
| 中文描述： | 低電壓，低功耗模擬引擎？？動態(tài)處理器 |
| 文件頁數(shù)： | 2/12頁 |
| 文件大?。?/td> | 230K |
| 代理商： | THAT4311 |
THAT Corporation; 45 Sumner Street; Milford, Massachusetts 01757-1656; USA
Tel: +1 508 478 9200; Fax: +1 508 478 0990; Web: www.thatcorp.com
Page 2
Low-voltage, Analog Engine
Dynamics Processor
Preliminary Information
Absolute Maximum Ratings (T
A
= 25°C)
Positive Supply Voltage (V
CC
)
+15 V
Power Dissipation (P
D
) (T
A
= 75°C)
700 mW
Operating Temperature Range (T
OP
)
-20 to +70°C
Storage Temperature Range (T
ST
)
-40 to +125°C
Max E
C
E
C+
- (E
C-
)
1V
Electrical Characteristics
2
Parameter
Symbol
Conditions
Min
Typ
Max
Units
Supply Current
I
CC
No signal; V
CC
=+7 VDC
—
7.0
9.0
mA
Reference Voltage
V
REF
1.8
2.1
V
Encode and Decode – Companding Noise Reduction
( V
CC
= +7V encoder, +15V decoder)
Encode Level Match
LMe
Encode mode; f = 1kHz
-25.3
-23.0
-20.7
dBV
Encode Gain Accuracy
Encode mode, f = 1kHz
Vin = LMe + 10dB
Vin = LMe - 40dB
GAe1
GAe2
+3.5
-23
+5
-20
+6.5
-17
dB
dB
Decode Level Match
LMd
Decode mode; f = 1kHz
-18.3
-16.0
-13.7
dB
Decode Gain Accuracy
Decode mode; f=1kHz
Vin = LMd + 5dB
Vin = LMd - 20dB
GAd1
GAd2
+8.5
-43
+10
-40
+11.5
-37
dB
dB
Max Input Voltage
Vime
Encode mode; THD = 3%; f = 1kHz
3
5
—
dBV
Max Output Voltage
Vomd
Decode mode; THD = 3%; f = 1kHz
10.7
13.7
—
dBV
Total Harmonic Distortion
(with trim)
THDtrim
End-to-end; Vin = LMe; f = 1kHz
—
0.025
—
%
Total Harmonic Distortion
(no trim)
THDnotrim
End-to-end; Vin = LMd; f = 1kHz
—
0.15
0.7
%
Output Noise
Vnod
End-to-end ; Vin = short; A-weighted
—
7
—
μVrms
Recommended Operating Conditions
Parameter
Symbol
Conditions
Min
Typ
Max
Units
Positive Supply Voltage
V
CC
+5
+15
V
SPECIFICATIONS
1
1. All specifications are subject to change without notice.
2. Unless otherwise noted, T
A
=25°C, test circuit as shown in Fig 2.
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