參數(shù)資料
型號(hào)： TWL1101PFB
廠(chǎng)商： TEXAS INSTRUMENTS INC
元件分類(lèi)： 消費(fèi)家電
英文描述： SPECIALTY CONSUMER CIRCUIT, PQFP48
封裝： PLASTIC, TQFP-48
文件頁(yè)數(shù)： 5/31頁(yè)
文件大小： 408K
代理商： TWL1101PFB
TWL1101
VOICE-BAND AUDIO PROCESSOR (VBAP
)
SLWS074A – MAY 1998 REVISED MARCH 1999
13
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
receive idle channel noise and distortion, EAR1 selected, companded mode (
-law) selected
(see Note 6)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Receive noise, C-message weighted
PCMIN = 11111111 (
–law)
102
Vrms
PCMIN to EAR1ON, EAR1OP at 3 dBm0
23
dB
PCMIN to EAR1ON, EAR1OP at 0 dBm0
34
dB
PCMIN to EAR1ON, EAR1OP at –5 dBm0
35
dB
Receive signal-to-distortion ratio with 1020-Hz
PCMIN to EAR1ON, EAR1OP at –10 dBm0
36
dB
g
sine-wave input
PCMIN to EAR1ON, EAR1OP at –20 dBm0
35
dB
PCMIN to EAR1ON, EAR1OP at –30 dBm0
32
dB
PCMIN to EAR1ON, EAR1OP at –40 dBm0
26
dB
PCMIN to EAR1ON, EAR1OP at –45 dBm0
24
dB
NOTE 6: RXPGA = 0 dB, RXVOL = 0 dB, 1020-Hz input signal at PCMI, output measured differentially between EAR1ON and EAR1OP
receive idle channel noise and distortion, EAR1 selected, linear mode selected (see Note 6)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Receive noise, C–message weighted
PCMIN = 0000000000000
150
Vrms
PCMIN to EAR1ON, EAR1OP at 3 dBm0
26
dB
PCMIN to EAR1ON, EAR1OP at 0 dBm0
50
dB
PCMIN to EAR1ON, EAR1OP at –5 dBm0
47
dB
Receive signal-to-distortion ratio with 1020 Hz
PCMIN to EAR1ON, EAR1OP at –10 dBm0
46
dB
g
sine-wave input
PCMIN to EAR1ON, EAR1OP at –20 dBm0
42
dB
PCMIN to EAR1ON, EAR1OP at –30 dBm0
33
dB
PCMIN to EAR1ON, EAR1OP at –40 dBm0
24
dB
PCMIN to EAR1ON, EAR1OP at –45 dBm0
18
dB
Intermodulation distortion, 2-tone CCITT method,
composite power level, –13 dBm0
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 6: RXPGA = 0dB, RXVOL = 0dB, 1020-Hz input signal at PCMI, output measured differentially between EAR1ON and EAR1OP
receive idle channel noise and distortion, EAR2 selected, companded mode (
-law) selected
(see Note 7)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Receive noise, C-message weighted
PCMIN = 11111111 (
–law)
72
Vrms
PCMIN to EAR2O at 3 dBm0
20
dB
PCMIN to EAR2O at 0 dBm0
33
dB
PCMIN to EAR2O at –5 dBm0
34
dB
Receive signal to distortion ratio with 1020 Hz sine wave input
PCMIN to EAR2O at –10 dBm0
34
dB
Receive signal-to-distortion ratio with 1020-Hz sine-wave input
PCMIN to EAR2O at –20 dBm0
33
dB
PCMIN to EAR2O at –30 dBm0
32
dB
PCMIN to EAR2O at –40 dBm0
21
dB
PCMIN to EAR2O at –45 dBm0
17
dB
NOTE 7: RXPGA = 0dB, RXVOL = 0dB
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參數(shù)描述
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