TRANSMISSION CHARACTERISTICS (continued)

AMPLITUDE RESPONSE (Maximum, Nominal, and Minimum Levels)

Parameter

Test Condition

Min.

Typ.

Max.

Unit

0 dBM0 level

Receive Amp programmed for

0dB gain

824.5

0 dBM0 level

Receive Amp programmed for

- 15dB attenuation

146.6

AMPLITUDE RESPONSE (Maximum, Nominal, and Minimum Levels)

Parameter

Test Condition

Min.

Typ.

Max.

Unit

0 dBM0 level

Receive Amp programmed for

0dB gain

1.384

0 dBM0 level

Receive Amp programmed for

- 30dB gain

43.7

AMPLITUDE RESPONSE

Transmit path

Symbol

Parameter

Test Condition

Min.

Typ.

Max.

Unit

Transmit Gain Absolute

Accuracy

Transmit Gain Programmed for

maximum.

Measure deviation of Digital

-0.30

0.30

dB

Transmit Gain Variation with

programmed gain

Measure Transmit Gain over

the range from Maximum to

minimum setting.

Calculate the deviation from

the programmed gain relative

to GXA,

-0.5

0.5

dB

Transmit Gain Variation with

temperature

-0.1

0.1

dB

Transmit Gain Variation with

supply

-0.1

0.1

dB

Transmit Gain Variation with

frequency

Relative to 1015,625 Hz,

multitone test technique used.

f = 60 Hz

f = 200 Hz

f = 300 Hz to 3000 Hz

f = 3400 Hz

f = 4000 Hz

f = 4600 Hz (*)

f = 5000 Hz to 6000 Hz

f = 8000 Hz (*)

f > 8000 Hz

-1.5

-0.3

-0.8

-26

-0.1

0.3

0.0

-14

-35

-40

-47

-40

dB

dB

dB

dB

dB

dB

dB

dB

dB

Transmit Gain Variation with

signal level

Sinusoidal Test method.

-0.25

-0.5

-1.2

0.25

0.5

1.2

dB

dB

dB

(*) The limit at frequencies between 4600Hz and 8000Hz lies on a stright line connecting the two frequencies on a linear (dB) scale versus log

(Hz) scale.

ST5080A

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