CMX639 Ver la hoja de datos (PDF) - MX-COM Inc

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CMX639

Consumer / Commercial CVSD Digital Voice CODEC

MX-COM Inc  

Consumer/Commercial CVSD Digital Voice CODEC

11

CMX639 Preliminary Information

3

Input Frequency = 820Hz

2

Ref: 0dB Input Level = 489mVrms

35

Input Frequency = 820 Hz

30

64 kbps

1

0

-1

-40

-30 -20 -10 0 10

Input Level (dBmO)

Figure 7: Typical Variation of Gain with

Input Level (32kbps)

5.2 Packaging

32 kbps

20

16 kbps

10

ref.

-40 -30 -20 -10

0

Input Level (dB)

Figure 8: Typical S/N Ratio with Input Level

Figure 9: 24-pin TSSOP (E2) Mechanical Outline: Order as part no. CMX639E2

2000 MX-COM, Inc.

www.mxcom.com Tel: 800 638 5577 336 744 5050 Fax: 336 744 5054

Doc. # 20480209.006

4800 Bethania Station Road, Winston-Salem, NC 27105-1201 USA All Trademarks and service marks are held by their respective companies.

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