msm7620 Oki Semiconductor, msm7620 Datasheet - Page 11

• Manufacturer Part Number: msm7620
• Description: Echo Canceler
• Manufacturer: Oki Semiconductor

¡ Semiconductor
Echo Canceler Characteristics (Refer to Characteristics Diagram)
Echo Attenuation
Cancelable Echo Delay Time for a
Single Chip or a Master Chip in a
Cascade
Cancelable Echo Delay Time for a
Slave Chip in a Cascade
Parameter
Symbol
L
T
T
RES
DS
D
R
(5 kHz band white noise)
E.R.L. = 6 dB
ATT, GC, NLP: OFF
R
(5 kHz band white noise)
E. R. L. (echo return loss)
T
ATT, GC, NLP: OFF
D
IN
IN
= 6 dB
= 20 ms
= –10 dBm0
= –10 dBm0
Condition
Min.
—
—
—
Typ.
30
—
—
Max.
—
23
31
MSM7620
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Unit
ms
ms
dB