mc33111d Freescale Semiconductor, Inc, mc33111d Datasheet - Page 6

• Manufacturer Part Number: mc33111d
• Description: Low Voltage Compander
• Manufacturer: Freescale Semiconductor, Inc

MOTOROLA
6
Output
(Pin 2)
Input
(Pin 3)
1000
– 5.0
100
–10
–15
1.0
5.0
Figure 7. Attack and Decay Times (Compressor)
10
25
20
15
10
100
1.0
0
Figure 5. Frequency Response (Compressor)
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.
Figure 3. Transfer Characteristics
Compressor
V in = 1.0 mVrms
V in = 10 mVrms
V in = 100 mVrms
V in = 1.0 Vrms
V in , INPUT VOLTAGE (mVrms)
1000
10
f, FREQUENCY (Hz)
V1
Expander
90 mV
100
10k
V2
360 mV
1000
100k
Output
(Pin 15)
Input
(Pin 14)
– 5.0
– 20
– 40
– 25
– 35
–15
5.0
Figure 8. Attack and Decay Times (Expander)
20
15
– 40
100
0
0
Figure 6. Frequency Response (Expander)
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.
Figure 4. Transfer Characteristics
Compressor
– 20
V in = 316 mVrms
V in = 100 mVrms
V in = 31.6 mVrms
V in = 10 mVrms
1000
V in , INPUT VOLTAGE (dB)
f, FREQUENCY (Hz)
V1
100 mV
Expander
10k
0
0 dB = 100 mVrms
V2
MC33111
200 mV
100k
20