TRANSMISSION CHARACTERISTICS

amplifier connected for unity-gain non-inverting (unless otherwise specified).

AMPLITUDE RESPONSE

Symbol

Parameter

Min.

Typ.

Max.

Unit

Absolute levels - nominal 0 dBm0 level is 4 dBm (600

Ω)

0 dBm0

1.2276

Vrms

Max Overload Level

3.14 dBm0 (A LAW)

3.17 dBm0 (U LAW)

2.492

2.501

Transmit Gain, Absolute (TA = 25

– 0.15

0.15

dB

Transmit Gain, Relative to GXA

f = 16 Hz

f = 50 Hz

f = 60 Hz

f = 180 Hz

f = 200 Hz

f = 300 Hz - 3000 Hz

f = 3300 Hz

f = 3400 Hz

f = 4000 Hz

f = 4600 Hz and up, Measure Response from 0 Hz to 4000 Hz

– 2.8

– 1.8

– 0.15

– 0.35

– 0.7

–40

–30

–26

– 0.2

– 0.1

0.15

0.05

0

–14

–32

dB

Absolute Transmit Gain Variation with Temperature

TA = 0 to +70

°C

– 0.1

0.1

dB

Absolute Transmit Gain Variation with Supply Voltage

– 0.05

0.05

dB

Transmit Gain Variations with Level

Sinusoidal Test Method Reference Level = – 10 dBm0

VFXI+ = – 40 dBm0 to + 3 dBm0

– 0.2

– 0.4

– 1.2

0.2

0.4

1.2

dB

dB

dB

Input = Digital Code Sequence for 0dBm0 Signal at 1020Hz

– 0.15

0.15

dB

Receive Gain, Relative to GRA

f = 0Hz to 3000Hz

f = 3300Hz

f = 3400Hz

f = 4000Hz

– 0.35

– 0.35

– 0.7

0.20

0.05

0

–14

dB

dB

dB

dB

Absolute Transmit Gain Variation with Temperature

°C

– 0.1

0.1

dB

Absolute Receive Gain Variation with Supply Voltage

– 0.05

0.05

dB

Receive Gain Variations with Level

Sinusoidal Test Method; Reference input PCM code

corresponds to an ideally encoded – 10 dBm0 signal

PCM level = – 40 dBm0 to + 3 dBm0

PCM level = – 50 dBm0 to – 40 dBm0

PCM level = – 55 dBm0 to – 50 dBm0

– 0.2

– 0.4

– 1.2

0.2

0.4

1.2

dB

dB

dB

Ω)

– 2.5

2.5

V

ETC5054 - ETC5057

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