CGD914 查看數據表（PDF） - Philips Electronics
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CGD914 Datasheet PDF : 16 Pages
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Philips Semiconductors
CATV amplifier modules
Product specification
CGD914; CGD914MI
handboo−k,4h0alfpage
CTB
(dB)
−50
MCD984
52
(1)
Vo
(dBmV)
48
handboo−k,5h0alfpage
Xmod
(dB)
−60
MCD985
52
(1)
Vo
(dBmV)
48
−60
44
(2)
−70
(3) 40
(4)
−80
0
36
200
400
600
800 1000
f (MHz)
ZS = ZL = 75 Ω; VB = 24 V; 112 chs; tilt = 10.2 dB (50 to 750 MHz).
(1) Vo.
(2) Typ. +3 σ.
(3) Typ.
(4) Typ. −3 σ.
Fig.10 Composite triple beat as a function of
frequency under tilted conditions.
−70
44
(2)
−80
40
(3)
−90
0
(4)
36
200
400
600
800 1000
f (MHz)
ZS = ZL = 75 Ω; VB = 24 V; 112 chs; tilt = 10.2 dB (50 to 750 MHz).
(1) Vo.
(2) Typ. +3 σ.
(3) Typ.
(4) Typ. −3 σ.
Fig.11 Cross modulation as a function of frequency
under tilted conditions.
handboo−k,5h0alfpage
CSO
(dB)
−60
−70
MCD986
52
(1) (2)
Vo
(3) (dBmV)
48
(4)
44
−80
40
−90
0
36
200
400
600
800 1000
f (MHz)
ZS = ZL = 75 Ω; VB = 24 V; 112 chs; tilt = 10.2 dB (50 to 750 MHz).
(1) Vo.
(2) Typ. +3 σ.
(3) Typ.
(4) Typ. −3 σ.
Fig.12 Composite second order distortion (sum) as
a function of frequency under tilted
conditions.
handboo−k,5h0alfpage
CSO
(dB)
−60
MCD987
52
(1)
Vo
(dBmV)
48
−70
44
(2)
−80
40
(3)
−90
0
(4)
36
200
400
600
800 1000
f (MHz)
ZS = ZL = 75 Ω; VB = 24 V; 112 chs; tilt = 10.2 dB (50 to 750 MHz).
(1) Vo.
(2) Typ. +3 σ.
(3) Typ.
(4) Typ. −3 σ.
Fig.13 Composite second order distortion (diff) as
a function of frequency under tilted
conditions.
2000 Jul 25
7
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