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| 型號： | TDA6650ATT/C3 |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 消費家電 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PDSO38 |
| 封裝： | 4.40 MM, 0.50 MM PITCH, PLASTIC, MO-153, SOT510-1, TSSOP-38 |
| 文件頁數(shù)： | 28/54頁 |
| 文件大?。?/td> | 325K |
| 代理商： | TDA6650ATT/C3 |
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TDA6650ATT_6651ATT_2
NXP B.V. 2007. All rights reserved.
Product data sheet
Rev. 02 — 2 February 2007
34 of 54
NXP Semiconductors
TDA6650ATT; TDA6651ATT
5 V mixer/oscillator and low noise PLL synthesizer
Zi >> 50 → Vi =2 × Vmeas =70dBV.
Vi =Vmeas +6dB=70dBV.
Vo =V’meas + 3.75 dB.
.
ISDB-T and NTSC Japan.
IF = 57 MHz.
Fig 14. Gain (GV) measurement in low and mid band with asymmetrical IF output
Zi >> 50 → Vi =2 × Vmeas = 70 dBV.
Vi =Vmeas +6dB=70dBV.
Vo =V’meas + 15 dB (transformer ratio N1/N2 = 5 and transformer loss).
.
ISDB-T and NTSC Japan.
IF = 57 MHz.
N1 = 10 turns.
N2 = 2 turns.
N1/N2 = 5.
Fig 15. Gain (GV) measurement in low and mid band with symmetrical IF output
fce747
V
LBIN
or
MBIN
IFOUTA
e
DUT
IFOUTB
VCCA
50
signal
source
V'meas
Vmeas
RMS
voltmeter
50
50
spectrum
analyzer
27
Vo
Vi
G
v
20
V
o
V
i
------
log
=
fce748
V
IFOUTA
e
DUT
IFOUTB
C
N1
N2
transformer
50
signal
source
LBIN
or
MBIN
Vmeas
V'meas
RMS
voltmeter
50
50
spectrum
analyzer
Vo
Vi
G
v
20
V
o
V
i
------
log
=
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TDA6650TT | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:5 V mixer/oscillator and low noise PLL synthesizer for hybrid terrestrial tuner (digital and analog) |
| TDA6650TT/C3 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:5 V mixer/oscillator and low noise PLL synthesizer for hybrid terrestrial tuner (digital and analog) |
| TDA6650TT/C3/S2 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:5 V mixer/oscillator and low noise PLL synthesizer for hybrid terrestrial tuner (digital and analog) |
| TDA6651 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:5 V mixer/oscillator and low noise PLL synthesizer for hybrid terrestrial tuner (digital and analog) |
| TDA6651ATT | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:5 V mixer/oscillator and low noise PLL synthesizer for hybrid terrestrial tuner (digital and analog) |
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