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參數資料
| 型號： | U4080B |
| 英文描述： | Voice-Switched Circuit for Handsfree Operation |
| 中文描述： | 語音電路交換的免提操作 |
| 文件頁數： | 5/15頁 |
| 文件大小： | 169K |
| 代理商： | U4080B |
U4080B
Preliminary Information
TELEFUNKEN Semiconductors
Rev. A1, 20-May-96
5 (15)
Unit
Max.
Typ.
Min.
Symbol
Test Conditions / Pins
Pins 15 and 19
Parameters
Speaker amplifier
Gain, V
19
= 20 mV
rms
Input impedance
Output voltage (Pin 19 =
cap coupled to GND)
High output voltage
V
19
= 0.1 V,
V
15
= –100 mA
Low output voltage
V
19
= –0.1 V,
V
15
= +100 mA
Log amplifiers
Receive level detector
leakage current
V
8
= V
B
+ 1.0 V
Transmit level detector
leakage current
V
6
= V
B
+ 1.0 V
Transmit-Receive
switching threshold
V
8
/V
6
at 20
μ
A to switch
T-R comparator
Transmit detector
DC voltage: Idle mode
T mode
Distortion
R mode: RECI to SAO
V
27
= 10 mV
rms’
, f = 1 kHz
T mode: MIC to TO
V
9
= 5 mV
rms’
f = 1 kHz
G
SA
R
I
33
15
34
22
35
37
dB
k
V
O
2.4
3.0
3.6
V
V
OH
5.5
V
V
OL
600
mA
Pin 8
I
LR
2.0
A
Pin 6
I
LT
2.0
A
Pins 5 and 7
Pin 25
Pin 23
I
TH
0.8
1.2
V
23
V
23
0
4.0
V
Pins 15 and 27
d
1.5
%
d
2.0
%
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| U4083B-AFP | Low-Power Audio Amplifier for Telephone Applications |
| U4083B-AFPG3 | Low-Power Audio Amplifier for Telephone Applications |
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相關代理商/技術參數 |
參數描述 |
|---|---|
| U4082B | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:Low-voltage Voice-switched IC for Hands-free Operation |
| U4082B-DEV-BOARD | 功能描述:射頻開發工具 Voice Switched Circuit RoHS:否 制造商:Taiyo Yuden 產品:Wireless Modules 類型:Wireless Audio 工具用于評估:WYSAAVDX7 頻率: 工作電源電壓:3.4 V to 5.5 V |
| U4082B-MFLG | 功能描述:射頻無線雜項 COM.CORDED - VOICE SWITCHED CIRCUIT RoHS:否 制造商:Texas Instruments 工作頻率:112 kHz to 205 kHz 電源電壓-最大:3.6 V 電源電壓-最小:3 V 電源電流:8 mA 最大功率耗散: 工作溫度范圍:- 40 C to + 110 C 封裝 / 箱體:VQFN-48 封裝:Reel |
| U4082B-MFLG3G | 功能描述:射頻無線雜項 COM.CORDED - VOICE SWITCHED CIRCUIT RoHS:否 制造商:Texas Instruments 工作頻率:112 kHz to 205 kHz 電源電壓-最大:3.6 V 電源電壓-最小:3 V 電源電流:8 mA 最大功率耗散: 工作溫度范圍:- 40 C to + 110 C 封裝 / 箱體:VQFN-48 封裝:Reel |
| U4083 | 制造商:TEMIC 制造商全稱:TEMIC Semiconductors 功能描述:Low-Power Audio Amplifier for Telephone Applications |
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