Transmission Characteristics

Unless otherwise noted, limits printed in BOLD characters are guaranteed for V

+70˚C (−40˚C to +85˚C for TP3070-X) by correlation with 100% electrical testing at T

0 dBm0, D

gain), hybrid balance filter disabled. All other limits are assured by correlation with other production tests and/or product de-

sign and characterization. All signals referenced to GND. Typicals specified at V

Symbol

Parameter

Conditions

Min

Typ

Max

Units

AMPLITUDE RESPONSE

Absolute Levels

The Maximum 0 dBm0 Levels are:

VF

1.619

Vrms

VF

1.964

Vrms

The Minimum 0 dBm0 Levels are:

VF

87.0

mVrms

VF

105.0

mVrms

Overload Levels are 3.17 dBm0 (µLaw)

and 3.14 dBm0 (A-Law)

G

XA

Transmit Gain

Transmit Gain Programmed for Maximum

Absolute Accuracy

0 dBm0 Test Level. (All 1’s in gain register)

Measure Deviation of Digital Code from

Ideal 0 dBm0 PCM Code at D

T

−0.15

0.15

dB

G

XAG

Transmit Gain

T

Variation with

Programmed Gain from 0 dB to 19 dB

Programmed Gain

(0 dBm0 Levels of 1.619 Vrms to

0.182 Vrms)

−0.1

0.1

dB

Programmed Gain from 19.1 dB to 25.4 dB

(0 dBm0 Levels of 0.180 Vrms to

0.087 Vrms)

−0.3

0.3

dB

part.

G

XAF

Transmit Gain

Relative to 1015.625 Hz, (Note 15)

Variation with

Frequency

f = 60 Hz

−26

dB

f = 200 Hz

−1.8

−0.1

dB

f = 300 Hz to 3000 Hz

−0.15

0.15

dB

f = 3400 Hz

−0.7

0.0

dB

f = 4000 Hz

−14

dB

f

≥ 4600 Hz. Measure Response

−32

dB

at Alias Frequency from 0 kHz to 4 kHz.

G

Relative to 1015.625 Hz

f = 62.5 Hz

−24.9

dB

f = 203.125 Hz

−1.7

−0.1

dB

f = 343.75 Hz

−0.15

0.15

dB

f = 515.625 Hz

−0.15

0.15

dB

f = 2140.625 Hz

−0.15

0.15

dB

f = 3156.25 Hz

−0.15

0.15

dB

f = 3406.250 Hz

−0.74

0.0

dB

f = 3984.375 Hz

−13.5

dB

Relative to 1062.5 Hz (Note 15)

f = 5250 Hz, Measure 2750 Hz

−32

dB

f = 11750 Hz, Measure 3750 Hz

−32

dB

f = 49750 Hz, Measure 1750 Hz

−32

dB

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