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AM79C02

Dual Subscriber Line Audio Processing Circuit (DSLAC™) Devices

Advanced Micro Devices 

Variation of Gain with Input Level

The gain deviation relative to the gain at –10 dBm0 is within the limits shown if Figure 3 for either transmission path

when the input is a sine wave signal of frequency 1014 Hz.

DSLAC Device

1.6

Specification

Gain (dB)

0.5

0.25

0

–0.25

–0.5

–55 –50 –40

–10 0 +3

Input

Level

(dBm0)

–1.6

Note:

*Relax specification by 0.05 dB at –40°C.

Figure 3. Gain Tracking with Tone Input*

09875H-007

Total Distortion, Including Quantizing Distortion

The signal-to-total distortion exceeds the limits shown in Figure 4 for either transmission path when the input is a

sine wave signal of frequency 1014 Hz.

DSLAC Device

Specification

35.5

30

25

35.5 Signal-to-Total

Distortion (dB)

–45 –40 –30

0

Input Level (dBm0)

Figure 4. Total Distortion with Tone Input (Both Paths)

SLAC Products

09875H-008

13

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