ML33111
Figure 3. Transfer Characteristics
1000
Vout , OUTPUT VOLTAGE (mVrms)
Vout , OUTPUT VOLTAGE (dB)
20
LANSDALE Semiconductor, Inc.
Figure 4. Transfer Characteristics
100
Compressor
0
Compressor
10
Expander
– 20
Expander
0 dB = 100 mVrms
1.0
1.0
10
100
1000
– 40
– 40
– 20
0
20
Vin, INPUT VOLTAGE (mVrms)
Vin, INPUT VOLTAGE (dB)
Figure 5. Frequency Response (Compressor)
25
OUTPUT RELATIVE TO INPUT (dB)
20
15
10
5.0
0
– 5.0
–10
–15
100
Vin = 1.0 Vrms
Vin = 100 mVrms
OUTPUT RELATIVE TO INPUT (dB)
Vin = 1.0 mVrms
15
5.0
0
– 5.0
–15
– 25
– 35
100
Figure 6. Frequency Response (Expander)
Vin = 316 mVrms
Vin = 100 mVrms
Vin = 31.6 mVrms
Vin = 10 mVrms
Vin = 10 mVrms
1000
10k
100k
1000
10k
f, FREQUENCY (Hz)
100k
f, FREQUENCY (Hz)
Figure 7. Attack and Decay Times (Compressor)
V1
Figure 8. Attack and Decay Times (Expander)
V2
Output
(Pin 15)
Output
(Pin 2)
V1
90 mV
Input
(Pin 3)
V2
360 mV
Input
(Pin 14)
100 mV
200 mV
Attack Time = Time to 1.5 x V1 from input increase.
Decay Time = Time to 0.75 x V2 from input decrease.
Test per EIA-553.
Attack Time = Time to 0.57 x V1 from input increase.
Decay Time = Time to 1.5 x V2 from input decrease.
Test per EIA-553.
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