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參數資料
| 型號： | TWL1103PBS |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 消費家電 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP32 |
| 封裝： | PLASTIC, QFP-32 |
| 文件頁數： | 5/32頁 |
| 文件大小： | 476K |
| 代理商： | TWL1103PBS |
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TWL1103
VOICE-BAND AUDIO PROCESSOR (VBAP
)
SLWS108A – JULY 2000 – JANUARY 2001
13
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics, VDD = 2.7 V, TA = 25° C (unless otherwise noted) (continued)
receive idle channel noise and distortion, EAR2 selected, linear mode selected (see Note 11)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Receive noise, (20 Hz to 20 kHz brickwall window)
PCMIN = 0000000000000
– 86
– 83
dBm0
PCMIN to EAR2O at 3 dBm0
45
60
PCMIN to EAR2O at 0 dBm0
60
65
PCMIN to EAR2O at – 5 dBm0
58
62
Receive signal-to-distortion ratio with 1020-Hz sine-wave input
PCMIN to EAR2O at – 10 dBm0
55
60
dB
g
PCMIN to EAR2O at – 20 dBm0
53
60
dB
PCMIN to EAR2O at – 30 dBm0
52
58
PCMIN to EAR2O at – 40 dBm0
50
57
PCMIN to EAR2O at – 45 dBm0
45
52
Intermodulation distortion, 2-tone CCITT method, composite
CCITT G.712 (7.1), R2
50
dB
,,
power level, – 13 dBm0
CCITT G.712 (7.2), R2
54
dB
NOTE 11: RXPGA = -1 dB, RXVOL = 0 dB
power supply rejection and crosstalk attenuation
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Supply voltage rejection, transmit channel
MIC1N, MIC1P =0 V,
VDD = 2.7 V + 100 mVpeak to peak, f = 0 to 50 kHz
– 80
– 45
dB
Supply voltage rejection, receive channel,
EAR1 selected (differential)
PCM code = positive zero,
VDD = 2.7 V + 100 mVpeak to peak, f = 0 to 50 kHz
– 90
– 45
dB
Crosstalk attenuation, transmit-to-receive
(differential)
MIC1N, MIC1P = 0 dB, f = 300 to 3400 Hz measured
differentially between EAR1ON and EAR1OP
70
dB
Crosstalk attenuation, receive-to-transmit
PCMIN = 0 dBm0, f = 300 to 3400 Hz measured at
PCMO, EAR1 amplifier
70
dB
DTMF generator
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
DTMF high to low tone relative amplitude
(preemphasis)
1.5
2
2.5
dB
Tone frequency accuracy
– 1.5 %
1.5 %
Harmonic distortion
Measured from lower tone group to highest parasitic
– 20
dB
MICBIAS
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Load impedance
2.0
2.5
k
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| TWL1103PBSR | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| TWL1103TPBSQ1 | 功能描述:音頻 DSP Auto Cat Voice-Band Audio Processor RoHS:否 制造商:Texas Instruments 工作電源電壓: 電源電流: 工作溫度范圍: 安裝風格: 封裝 / 箱體: 封裝:Tube |
| TWL1103TPBSRQ1 | 功能描述:音頻 DSP Auto Cat Voice-Band Audio Processor RoHS:否 制造商:Texas Instruments 工作電源電壓: 電源電流: 工作溫度范圍: 安裝風格: 封裝 / 箱體: 封裝:Tube |
| TWL1103T-Q1 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Automotive Catalog Voice-Band Audio Processor (VBAP) |
| TWL1106 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:VOICE-BAND AUDIO PROCESSOR (VBAPa?￠) |
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