am79d2251 Advanced Micro Devices, am79d2251 Datasheet - Page 22
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am79d2251
Manufacturer Part Number
am79d2251
Description
Dual Intelligent Subscriber Line Audio-processing Circuit Islac
Manufacturer
Advanced Micro Devices
Datasheet
1.AM79D2251.pdf
(35 pages)
Gain Linearity
22
Gain (dB)
The gain deviation relative to the gain at –10 dBm0 is within the limits shown in Figure 8 (A-law) and
Figure 9 (µ-law) for either transmission path when the input is a sine wave signal of 1014 Hz.
Gain (dB)
-0.25
-0.55
-0.25
-0.45
0.55
0.25
0.45
0.25
-1.5
-1.4
1.5
1.4
Figure 8. A-law Gain Linearity with Tone Input (Both Paths)
Figure 9. -law Gain Linearity with Tone Input (Both Paths)
0
0
-55 -50
-55 -50
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Dual ISLAC Specification
Am79D2251
Dual ISLAC Specification
-10
-10
0
0
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+3
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+3
(dBm0)
(dBm0)
Level
Input
Level
Input