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參數(shù)資料
| 型號： | U2861B-M |
| 英文描述： | Mono FM Sound Demodulator for TV Systems |
| 中文描述： | 單聲調(diào)頻解調(diào)器電視系統(tǒng) |
| 文件頁數(shù)： | 7/11頁 |
| 文件大?。?/td> | 263K |
| 代理商： | U2861B-M |
U2861B
Preliminary Information
TELEFUNKEN Semiconductors
Rev. A1, 20-May-97
5 (11)
Electrical Characteristics
Vs = +5 V, Tamb = +25°C; reference point Pin 4, unless otherwise specified
Parameters
Symbol
Test Condition
Min.
Typ.
Max.
Unit
Audio input 1: (Pin 1)
Input resistance
Rin
50
k
W
Internal DC bias voltage
VDC
3.0
V
AF1 input signal
vi,AF1
900
mVRMS
Mode selection audio switch 1: (Pin 13)
Control voltage for:
FM demodulated signal
External signal AF1
Vsw1
See note 2
2.0
0
4.5
0.8
V
Switching current
Isw1
70
mA
Audio input 2: (Pin 10)
Input resistance
Rin
50
k
W
Internal DC bias voltage
VDC
3.0
V
AF2 input signal
vi,AF2
900
mVRMS
Audio output 1: (Pin 12)
DC output voltage
VDC
2.3
V
AF output voltage
vo,AF
500
mVRMS
Output resistance
Rout
130
W
Mode selection audio switch 2: (Pin 11)
Control voltage for:
External signal AF2
Signal from switch1
Vsw
See note 3
0
4.0
2.8
1.5
12.0
V
Switching current
Isw
60
mA
Volume control:
(Pin 9)
AF control range
DAF
80
dB
Control voltage: minimal volume
maximal volume
Vvol
0
4
4.5
V
Mute switch: (Pin 5)
Control voltage for “mute off”
Vmute
AF “on”
2.1
2.9
4.5
V
Control voltage for “mute on”
Vmute
AF “off”
0
1.5
V
Notes:
7.
This parameter is given as an application information and is not tested during production.
8.
Without control voltage at Pin 13, the internal FM demodulated
9.
Without control voltage at Pin 11, the audio signal from switch1 is automatically selected..
With V11 < 1.5 or V11 > 4.0 V input Pin 10 is selected.
10. Without control voltage at Pin 5, the mute function is not active.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| U2861B-MFPG3 | 制造商:TEMIC 制造商全稱:TEMIC Semiconductors 功能描述:Mono FM Sound Demodulator for TV Systems |
| U2861B-MFPG3Y71 | 功能描述:射頻無線雜項 COM.VIDEO FM DEMODLTR (MONO) 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 |
| U2861B-MFPY 71 | 功能描述:IC DEMOD MONO FM FOR TV 14SOIC RoHS:是 類別:集成電路 (IC) >> 線性 - 音頻處理 系列:- 其它有關(guān)文件:STA321 View All Specifications 標準包裝:1 系列:Sound Terminal™ 類型:音頻處理器 應(yīng)用:數(shù)字音頻 安裝類型:表面貼裝 封裝/外殼:64-LQFP 裸露焊盤 供應(yīng)商設(shè)備封裝:64-LQFP EP（10x10） 包裝:Digi-Reel® 其它名稱:497-11050-6 |
| U2861B-MFPY71 | 功能描述:射頻無線雜項 COM.VIDEO FM DEMODLTR (MONO) 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 |
| U2891B | 制造商:TEMIC 制造商全稱:TEMIC Semiconductors 功能描述:2.5 GHz Quadrature Up-Converter |
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