MX802 datasheet(20/24 Pages) CMLMICRO

20 / 24 page

DVSR CODEC

MX802

1998 MX-COM, Inc.

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

Doc. # 20480033.008

4800 Bethania Station Road, Winston-Salem, NC 27105-1201 USA

All trademarks and service marks are held by their respective companies.

6.1.3

Operating Characteristics

For the following conditions unless otherwise specified.

VDD = 5.0V @ TAMB = 25C

Xtal/Clock Frequency = 4.0MHz, Audio Level 0dB ref. = 308mVRMS

Standard test signal f0 = 820Hz, Sample Rate 31.25kbps

Static Values

Notes

Min.

Typ.

Max.

Units

Supply Current

IDD (enabled)

7.0

10.0

IDD (powersave)

2.0

4.0

Digital Interface

Input Logic Level

Logic 1 Input Level

3.5

Logic 0 Input Level

1.5

Output Logic Level

Output Logic 1 (IOH = 120A)

(IOH = -120A)

4.6

(IOH = -50A)

4.6

(IOH = 20A)

4.6

Output Logic 0

(IOL = 20A)

0.4

(IOL = 100A)

0.4

(IOL = 360A)

7, 8

0.4

Digital Input Current

VIN = Logic 1 or 0

1.0

Leakage Current into IRQ ‘OFF’ Output

44.0

Digital Input Capacitance

7.5

Analog Impedance

Input Impedance

500

Output Impedance

1.5

Dynamic Values

Encoder

Analog signal Input Levels

-24.0

4.0

Passband

10, 11

3400

Decoder

Analog Signal Output Levels

-24.0

4.0

Passband

10, 11

300

3400

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