參數(shù)資料
型號： TWL1106PWR
廠商： TEXAS INSTRUMENTS INC
元件分類： 消費(fèi)家電
英文描述： SPECIALTY CONSUMER CIRCUIT, PDSO20
封裝： PLASTIC, TSSOP-20
文件頁數(shù)： 18/19頁
文件大小： 260K
代理商： TWL1106PWR
TWL1106
VOICEBAND AUDIO PROCESSOR (VBAP)
SLWS094 – JUNE 2001
8
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended ranges of supply voltage and operating free-air temperature
(unless otherwise noted) (continued)
receive filter transfer, companded mode (
-law) or linear mode selected (MCLK = 2.048 MHz) (see Note 10)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
fEAROUT < 100 Hz
–15
fEAROUT = 200 Hz
–5
fEAROUT = 300 Hz to 3 kHz
–0.5
0.5
Gain relative to input signal gain at 1.02-kHz
fEAROUT = 3.4 kHz
–1.5
0
dB
Gain relative to in ut signal gain at 1.02 kHz
fEAROUT = 4 kHz
–14
dB
fEAROUT = 4.6 kHz
–35
fEAROUT = 8 kHz
–47
NOTE 10: Volume control = –3 dB, PCMI data input to –1 dB level (32-
load)
receive idle channel noise and distortion, companded mode (
-law) selected (see Note 10)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Receive noise, C-message weighted
PCMI = 11111111 (
-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
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-
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
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-
load)
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