AM79D2251JC AMD [Advanced Micro Devices], AM79D2251JC Datasheet - Page 22

• Manufacturer Part Number: AM79D2251JC
• Description: Dual Intelligent Subscriber Line Audio-Processing Circuit (ISLAC)
• Manufacturer: AMD [Advanced Micro Devices]

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
-37
-40
Dual ISLAC Specification
Am79D2251
Dual ISLAC Specification
-10
-10
0
0
+3
+3
(dBm0)
(dBm0)
Level
Input
Level
Input