參數(shù)資料
型號(hào): TDA6930X
廠商: INFINEON TECHNOLOGIES AG
元件分類: 接收器
英文描述: AM, AUDIO/VIDEO DEMODULATOR, PDSO28
封裝: PLASTIC, DSO-28
文件頁(yè)數(shù): 25/36頁(yè)
文件大?。?/td> 822K
代理商: TDA6930X
Reference
5 - 5
TDA 6930
Wireless Components
Specification, August 1999
Table 5-3 AC/DC Characteristics with TA 25 °C, VCC = 8.5 V (continued)
Symbol
Limit Values
Unit
Test Conditions
L Item
min
typ
max
AGC time constant with L-Standard or Mac Standard
Charge current
I AGCH
1
mA
VAGCH = 2V,
VTRAPOUT > 3.0V
Discharge current
I AGCH
120
nA
VAGCH=2V,
VTRAPOUT = 2.5V
Discharge current
( under average control )
I AGCH
100
A
VAGCH = 2V,
VTRAPOUT < 1.0V
Charge / discharge ratio
AGCH
8300
Envelope - detector AGCs
Voltage range
VSIFAgcs
0.2
2.9
V
dependant on input
amplitude
Charge / discharge current
± I
SIFAgcs
1.5
A
VSIFAgcs = 1.5 V
Quick charge
ISIFAgcs
1.5
mA
VSIFAgcs = 1.5 V
Video output
Output current
- ITrapout
0.84
mA
VAGCM = Vsync +0.7
VVIF =Carrier nomod.
Sync pulse level
VTrapout
1.25
V
White level
VTrapout
2.75
V
AM output
DC level (L, L’)
VAMAFout
3.2
3.6
4.0
VSC nomod.
DC level (AM inactive )
VAMAFout
high impedance
DF output
DC level
VFMDFout
2.8
3.4
4.0
V
Output current
IFMDFout
2.5
mA
VFMDFout =
DC level +0.7V
AFC output
Voltage range
VAFCout
1V
VS-1V
V
Output current
IAFCout
250
A
VAFC = Vcc / 2
Voltage at centerfrequency
VAFCout
Vcc /
2
V
1:1 Vcc devider
Slope
IAFCout
0.7
A/kHz
AFC - adjust
VSSW2
3
5
V
switch at SSW2:
high impedance
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