Datasheet


SLAS357 − DECEMBER 2001
8
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electrical characteristics over recommended ranges of supply voltage and operating free-air temperature
(unless otherwise noted) (continued)
receive filter transfer, companded mode (µ-law) or linear mode selected (MCLK = 2.048 MHz) (see Note 10)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
f
EAROUT
< 100 Hz −15
f
EAROUT
= 200 Hz −5
f
EAROUT
= 300 Hz to 3 kHz −0.5 0.5
Gain relative to input signal gain at 1.02-kHz
f
EAROUT
= 3.4 kHz −1.5 0
dB
Gain relative to input signal gain at 1.02-kHz
f
EAROUT
= 4 kHz −14
dB
f
EAROUT
= 4.6 kHz −35
f
EAROUT
= 8 kHz −47
NOTE 10: Volume control = −3 dB, PCMI data input to −1 dB level (32-Ω load)
receive idle channel noise and distortion, companded mode (µ-law) selected (see Note 10)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
Receive noise, C-message weighted PCMI = 11111111 (µ-law) −90 −88 dBm0
PCMI to EAROUT−, EAROUT+ at 3 dBm0 21
PCMI to EAROUT−, EAROUT+ at 0 dBm0 25
PCMI to EAROUT−, EAROUT+ at −5 dBm0 36
Receive signal-to-distortion ratio with 1.02-kHz
PCMI to EAROUT−, EAROUT+ at −10 dBm0 43
dB
Receive signal-to-distortion ratio with 1.02-kHz
sine-wave input
PCMI to EAROUT−, EAROUT+ at −20 dBm0 40
dB
sine-wave input
PCMI to EAROUT−, EAROUT+ at −30 dBm0 38
PCMI to EAROUT−, EAROUT+ at −40 dBm0 28
PCMI to EAROUT−, EAROUT+ at −45 dBm0 23
NOTE 10: Volume control = −3 dB, PCMI data input to −1 dB level (32-Ω load)
receive idle channel noise and distortion, linear mode selected (see Note 10)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
Receive noise, (20-Hz to 20-kHz brickwall window) PCMI = 0000000000000 −83 −78 dBm0
PCMI to EAROUT−, EAROUT+ at 3 dBm0 48 52
PCMI to EAROUT−, EAROUT+ at 0 dBm0 51 56
PCMI to EAROUT−, EAROUT+ at −5 dBm0 57 59
Receive signal-to-distortion ratio with 1.02-kHz
PCMI to EAROUT−, EAROUT+ at −10 dBm0 55 62
dB
Receive signal-to-distortion ratio with 1.02-kHz
sine-wave input (0−4 kHz)
PCMI to EAROUT−, EAROUT+ at −20 dBm0 51 53
dB
sine-wave input (0−4 kHz)
PCMI to EAROUT−, EAROUT+ at −30 dBm0 45 47
PCMI to EAROUT−, EAROUT+ at −40 dBm0 42 47
PCMI to EAROUT−, EAROUT+ at −45 dBm0 35 45
Intermodulation distortion, 2-tone CCITT method,
CCITT G.712 (7.1), R2 50
dB
Intermodulation distortion, 2-tone CCITT method,
composite power level, −13 dBm0
CCITT G.712 (7.2), R2 54
dB
NOTE 10: Volume control = −3 dB, PCMI data input to −1 dB level (32-Ω load)